/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 19:08:38,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 19:08:38,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 19:08:38,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 19:08:38,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 19:08:38,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 19:08:38,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 19:08:38,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 19:08:38,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 19:08:38,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 19:08:38,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 19:08:38,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 19:08:38,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 19:08:38,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 19:08:38,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 19:08:38,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 19:08:38,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 19:08:38,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 19:08:38,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 19:08:38,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 19:08:38,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 19:08:38,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 19:08:38,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 19:08:38,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 19:08:38,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 19:08:38,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 19:08:38,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 19:08:38,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 19:08:38,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 19:08:38,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 19:08:38,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 19:08:38,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 19:08:38,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 19:08:38,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 19:08:38,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 19:08:38,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 19:08:38,970 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-SemanticLbe-MCR.epf [2019-12-27 19:08:39,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 19:08:39,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 19:08:39,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 19:08:39,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 19:08:39,011 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 19:08:39,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 19:08:39,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 19:08:39,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 19:08:39,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 19:08:39,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 19:08:39,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 19:08:39,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 19:08:39,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 19:08:39,013 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 19:08:39,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 19:08:39,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 19:08:39,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 19:08:39,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 19:08:39,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 19:08:39,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 19:08:39,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 19:08:39,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 19:08:39,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 19:08:39,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 19:08:39,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 19:08:39,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 19:08:39,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 19:08:39,020 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 19:08:39,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 19:08:39,020 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 19:08:39,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 19:08:39,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 19:08:39,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 19:08:39,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 19:08:39,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 19:08:39,340 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 19:08:39,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2019-12-27 19:08:39,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd4b84f7/aaa4aba0013844728ef15b07ba6888ae/FLAGfc150bdcc [2019-12-27 19:08:39,942 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 19:08:39,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2019-12-27 19:08:39,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd4b84f7/aaa4aba0013844728ef15b07ba6888ae/FLAGfc150bdcc [2019-12-27 19:08:40,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edd4b84f7/aaa4aba0013844728ef15b07ba6888ae [2019-12-27 19:08:40,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 19:08:40,245 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 19:08:40,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 19:08:40,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 19:08:40,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 19:08:40,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 07:08:40" (1/1) ... [2019-12-27 19:08:40,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672a54ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:40, skipping insertion in model container [2019-12-27 19:08:40,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 07:08:40" (1/1) ... [2019-12-27 19:08:40,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 19:08:40,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 19:08:40,491 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-27 19:08:40,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 19:08:40,876 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 19:08:40,890 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-12-27 19:08:40,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 19:08:41,111 INFO L208 MainTranslator]: Completed translation [2019-12-27 19:08:41,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41 WrapperNode [2019-12-27 19:08:41,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 19:08:41,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 19:08:41,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 19:08:41,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 19:08:41,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 19:08:41,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 19:08:41,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 19:08:41,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 19:08:41,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (1/1) ... [2019-12-27 19:08:41,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 19:08:41,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 19:08:41,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 19:08:41,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 19:08:41,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (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 [2019-12-27 19:08:41,281 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2019-12-27 19:08:41,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2019-12-27 19:08:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2019-12-27 19:08:41,282 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2019-12-27 19:08:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 19:08:41,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 19:08:41,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 19:08:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 19:08:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-27 19:08:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 19:08:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 19:08:41,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 19:08:41,287 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 19:08:41,941 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 19:08:41,941 INFO L287 CfgBuilder]: Removed 22 assume(true) statements. [2019-12-27 19:08:41,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 07:08:41 BoogieIcfgContainer [2019-12-27 19:08:41,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 19:08:41,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 19:08:41,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 19:08:41,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 19:08:41,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 07:08:40" (1/3) ... [2019-12-27 19:08:41,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab000af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 07:08:41, skipping insertion in model container [2019-12-27 19:08:41,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:08:41" (2/3) ... [2019-12-27 19:08:41,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab000af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 07:08:41, skipping insertion in model container [2019-12-27 19:08:41,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 07:08:41" (3/3) ... [2019-12-27 19:08:41,964 INFO L109 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2019-12-27 19:08:41,974 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 19:08:41,974 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 19:08:41,983 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-12-27 19:08:41,984 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 19:08:42,051 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,051 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,051 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,052 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,052 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,052 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,052 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,053 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,053 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,053 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,053 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,054 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,054 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,054 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,054 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,055 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,055 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,055 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,055 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,055 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,056 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,056 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,056 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,056 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,056 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,057 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,058 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,058 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,058 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,058 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,059 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,059 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,059 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,059 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,060 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,061 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,062 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,062 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,063 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,063 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,064 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,064 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,064 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,065 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,065 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,065 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,065 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,065 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,066 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,066 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,066 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,067 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,068 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,068 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,069 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,069 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,069 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,070 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,070 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,070 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,071 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,072 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,072 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,072 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,072 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,072 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,073 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,074 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,075 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,075 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,075 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,075 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,076 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,077 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,077 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,077 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,077 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,079 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,080 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,080 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,084 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,084 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,084 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,084 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,093 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,093 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,093 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,093 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,094 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,094 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,095 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,096 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,096 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,096 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,096 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,096 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,097 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,098 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,099 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,099 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,099 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,101 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,102 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,102 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,102 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,102 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,103 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,104 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,105 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,105 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,105 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,105 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,105 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,106 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,106 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,106 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,106 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,107 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,107 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,107 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,107 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,107 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,108 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,109 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,109 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,109 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,109 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,109 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,110 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,110 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,111 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,111 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,111 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,117 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,117 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,117 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,118 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,119 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,120 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,121 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,121 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,121 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,121 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,121 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,122 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,123 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,123 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,123 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,124 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,124 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,124 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,124 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,125 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,125 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,125 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,132 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,132 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,132 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,132 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,133 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,133 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,133 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,133 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,133 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,141 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,141 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,141 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,142 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,142 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,142 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,142 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,143 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,148 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,148 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,148 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,149 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,149 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,151 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,151 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,151 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,151 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,152 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,153 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,154 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,154 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,155 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,155 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,155 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,155 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,155 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,156 WARN L315 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,156 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,156 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,156 WARN L315 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,168 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,169 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,170 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,171 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,172 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,172 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,172 WARN L315 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,172 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,172 WARN L315 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 19:08:42,192 INFO L249 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2019-12-27 19:08:42,210 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 19:08:42,211 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 19:08:42,211 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 19:08:42,211 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 19:08:42,211 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 19:08:42,211 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 19:08:42,211 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 19:08:42,211 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 19:08:42,229 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 189 places, 201 transitions [2019-12-27 19:08:42,231 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 189 places, 201 transitions [2019-12-27 19:08:42,347 INFO L132 PetriNetUnfolder]: 18/201 cut-off events. [2019-12-27 19:08:42,348 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 19:08:42,366 INFO L76 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 201 events. 18/201 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 459 event pairs. 0/180 useless extension candidates. Maximal degree in co-relation 169. Up to 3 conditions per place. [2019-12-27 19:08:42,391 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 189 places, 201 transitions [2019-12-27 19:08:42,454 INFO L132 PetriNetUnfolder]: 18/201 cut-off events. [2019-12-27 19:08:42,455 INFO L133 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2019-12-27 19:08:42,464 INFO L76 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 201 events. 18/201 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 459 event pairs. 0/180 useless extension candidates. Maximal degree in co-relation 169. Up to 3 conditions per place. [2019-12-27 19:08:42,487 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16584 [2019-12-27 19:08:42,488 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 19:08:45,107 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:45,161 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:45,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:45,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:45,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,102 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,111 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,112 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,113 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:46,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 19:08:47,007 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2019-12-27 19:08:47,466 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-12-27 19:08:47,598 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-12-27 19:08:47,790 INFO L206 etLargeBlockEncoding]: Checked pairs total: 27423 [2019-12-27 19:08:47,790 INFO L214 etLargeBlockEncoding]: Total number of compositions: 166 [2019-12-27 19:08:47,793 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 65 transitions [2019-12-27 19:08:47,950 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2555 states. [2019-12-27 19:08:47,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states. [2019-12-27 19:08:47,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-27 19:08:47,973 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:08:47,974 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 19:08:47,975 INFO L410 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:08:47,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:08:47,981 INFO L82 PathProgramCache]: Analyzing trace with hash 244665820, now seen corresponding path program 1 times [2019-12-27 19:08:47,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:08:47,992 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147257610] [2019-12-27 19:08:47,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:08:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:08:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:08:48,437 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147257610] [2019-12-27 19:08:48,438 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:08:48,438 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 19:08:48,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [837167866] [2019-12-27 19:08:48,441 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:08:48,450 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:08:48,495 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 18 states and 17 transitions. [2019-12-27 19:08:48,495 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:08:48,501 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 19:08:48,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 19:08:48,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:08:48,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 19:08:48,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-27 19:08:48,519 INFO L87 Difference]: Start difference. First operand 2555 states. Second operand 6 states. [2019-12-27 19:08:48,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:08:48,904 INFO L93 Difference]: Finished difference Result 2543 states and 8173 transitions. [2019-12-27 19:08:48,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 19:08:48,906 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-12-27 19:08:48,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:08:48,945 INFO L225 Difference]: With dead ends: 2543 [2019-12-27 19:08:48,945 INFO L226 Difference]: Without dead ends: 2405 [2019-12-27 19:08:48,946 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 19:08:48,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2405 states. [2019-12-27 19:08:49,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2405 to 2405. [2019-12-27 19:08:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2405 states. [2019-12-27 19:08:49,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2405 states and 7776 transitions. [2019-12-27 19:08:49,114 INFO L78 Accepts]: Start accepts. Automaton has 2405 states and 7776 transitions. Word has length 17 [2019-12-27 19:08:49,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:08:49,114 INFO L462 AbstractCegarLoop]: Abstraction has 2405 states and 7776 transitions. [2019-12-27 19:08:49,115 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 19:08:49,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 7776 transitions. [2019-12-27 19:08:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 19:08:49,121 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:08:49,121 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 19:08:49,122 INFO L410 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:08:49,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:08:49,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1321724129, now seen corresponding path program 1 times [2019-12-27 19:08:49,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:08:49,123 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524765191] [2019-12-27 19:08:49,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:08:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:08:49,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:08:49,417 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524765191] [2019-12-27 19:08:49,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:08:49,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-27 19:08:49,418 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1076016303] [2019-12-27 19:08:49,418 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:08:49,421 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:08:49,424 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 19 states and 18 transitions. [2019-12-27 19:08:49,424 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:08:49,425 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 19:08:49,426 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-27 19:08:49,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:08:49,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-27 19:08:49,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-12-27 19:08:49,427 INFO L87 Difference]: Start difference. First operand 2405 states and 7776 transitions. Second operand 7 states. [2019-12-27 19:08:50,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:08:50,023 INFO L93 Difference]: Finished difference Result 2942 states and 9516 transitions. [2019-12-27 19:08:50,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 19:08:50,024 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2019-12-27 19:08:50,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:08:50,048 INFO L225 Difference]: With dead ends: 2942 [2019-12-27 19:08:50,048 INFO L226 Difference]: Without dead ends: 2898 [2019-12-27 19:08:50,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-12-27 19:08:50,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2898 states. [2019-12-27 19:08:50,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2898 to 2898. [2019-12-27 19:08:50,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2898 states. [2019-12-27 19:08:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 9417 transitions. [2019-12-27 19:08:50,162 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 9417 transitions. Word has length 18 [2019-12-27 19:08:50,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:08:50,162 INFO L462 AbstractCegarLoop]: Abstraction has 2898 states and 9417 transitions. [2019-12-27 19:08:50,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-27 19:08:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 9417 transitions. [2019-12-27 19:08:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:08:50,168 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:08:50,168 INFO L411 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] [2019-12-27 19:08:50,168 INFO L410 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:08:50,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:08:50,170 INFO L82 PathProgramCache]: Analyzing trace with hash 456238224, now seen corresponding path program 1 times [2019-12-27 19:08:50,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:08:50,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188184676] [2019-12-27 19:08:50,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:08:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:08:50,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:08:50,822 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188184676] [2019-12-27 19:08:50,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:08:50,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-27 19:08:50,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [7063064] [2019-12-27 19:08:50,823 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:08:50,829 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:08:50,844 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 50 states and 73 transitions. [2019-12-27 19:08:50,844 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:08:51,526 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 19 times. [2019-12-27 19:08:51,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2019-12-27 19:08:51,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:08:51,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2019-12-27 19:08:51,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=608, Unknown=0, NotChecked=0, Total=702 [2019-12-27 19:08:51,528 INFO L87 Difference]: Start difference. First operand 2898 states and 9417 transitions. Second operand 27 states. [2019-12-27 19:08:52,537 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 50 [2019-12-27 19:08:54,045 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 48 [2019-12-27 19:08:54,278 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-12-27 19:08:54,574 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2019-12-27 19:08:55,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:08:55,203 INFO L93 Difference]: Finished difference Result 3532 states and 11537 transitions. [2019-12-27 19:08:55,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-12-27 19:08:55,203 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 25 [2019-12-27 19:08:55,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:08:55,228 INFO L225 Difference]: With dead ends: 3532 [2019-12-27 19:08:55,228 INFO L226 Difference]: Without dead ends: 3532 [2019-12-27 19:08:55,229 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=342, Invalid=1218, Unknown=0, NotChecked=0, Total=1560 [2019-12-27 19:08:55,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2019-12-27 19:08:55,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 3262. [2019-12-27 19:08:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3262 states. [2019-12-27 19:08:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 10684 transitions. [2019-12-27 19:08:55,341 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 10684 transitions. Word has length 25 [2019-12-27 19:08:55,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:08:55,342 INFO L462 AbstractCegarLoop]: Abstraction has 3262 states and 10684 transitions. [2019-12-27 19:08:55,342 INFO L463 AbstractCegarLoop]: Interpolant automaton has 27 states. [2019-12-27 19:08:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 10684 transitions. [2019-12-27 19:08:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:08:55,351 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:08:55,351 INFO L411 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] [2019-12-27 19:08:55,351 INFO L410 AbstractCegarLoop]: === Iteration 4 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:08:55,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:08:55,352 INFO L82 PathProgramCache]: Analyzing trace with hash -389201428, now seen corresponding path program 2 times [2019-12-27 19:08:55,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:08:55,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886129974] [2019-12-27 19:08:55,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:08:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:08:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:08:55,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886129974] [2019-12-27 19:08:55,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:08:55,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-27 19:08:55,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1571028332] [2019-12-27 19:08:55,924 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:08:55,929 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:08:55,940 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 45 states and 63 transitions. [2019-12-27 19:08:55,940 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:08:56,368 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 14 times. [2019-12-27 19:08:56,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-12-27 19:08:56,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:08:56,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-12-27 19:08:56,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2019-12-27 19:08:56,369 INFO L87 Difference]: Start difference. First operand 3262 states and 10684 transitions. Second operand 22 states. [2019-12-27 19:08:59,124 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 56 [2019-12-27 19:08:59,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:08:59,667 INFO L93 Difference]: Finished difference Result 3462 states and 11191 transitions. [2019-12-27 19:08:59,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-27 19:08:59,667 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 25 [2019-12-27 19:08:59,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:08:59,689 INFO L225 Difference]: With dead ends: 3462 [2019-12-27 19:08:59,690 INFO L226 Difference]: Without dead ends: 3462 [2019-12-27 19:08:59,690 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=253, Invalid=739, Unknown=0, NotChecked=0, Total=992 [2019-12-27 19:08:59,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3462 states. [2019-12-27 19:08:59,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3462 to 3388. [2019-12-27 19:08:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3388 states. [2019-12-27 19:08:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 3388 states and 11017 transitions. [2019-12-27 19:08:59,786 INFO L78 Accepts]: Start accepts. Automaton has 3388 states and 11017 transitions. Word has length 25 [2019-12-27 19:08:59,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:08:59,786 INFO L462 AbstractCegarLoop]: Abstraction has 3388 states and 11017 transitions. [2019-12-27 19:08:59,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-12-27 19:08:59,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 11017 transitions. [2019-12-27 19:08:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:08:59,793 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:08:59,793 INFO L411 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] [2019-12-27 19:08:59,793 INFO L410 AbstractCegarLoop]: === Iteration 5 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:08:59,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:08:59,794 INFO L82 PathProgramCache]: Analyzing trace with hash -624413205, now seen corresponding path program 1 times [2019-12-27 19:08:59,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:08:59,794 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875068138] [2019-12-27 19:08:59,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:08:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:09:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:09:00,333 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875068138] [2019-12-27 19:09:00,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:09:00,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-12-27 19:09:00,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [10062341] [2019-12-27 19:09:00,333 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:09:00,339 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:09:00,351 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 50 states and 73 transitions. [2019-12-27 19:09:00,352 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:09:01,203 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 22 times. [2019-12-27 19:09:01,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2019-12-27 19:09:01,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:09:01,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2019-12-27 19:09:01,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=824, Unknown=0, NotChecked=0, Total=930 [2019-12-27 19:09:01,205 INFO L87 Difference]: Start difference. First operand 3388 states and 11017 transitions. Second operand 31 states. [2019-12-27 19:09:02,122 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-12-27 19:09:02,450 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2019-12-27 19:09:02,899 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 56 [2019-12-27 19:09:03,441 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2019-12-27 19:09:05,015 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2019-12-27 19:09:05,291 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-12-27 19:09:05,622 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2019-12-27 19:09:05,985 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2019-12-27 19:09:06,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:09:06,949 INFO L93 Difference]: Finished difference Result 4092 states and 13257 transitions. [2019-12-27 19:09:06,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-12-27 19:09:06,949 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 25 [2019-12-27 19:09:06,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:09:06,972 INFO L225 Difference]: With dead ends: 4092 [2019-12-27 19:09:06,972 INFO L226 Difference]: Without dead ends: 4092 [2019-12-27 19:09:06,973 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=432, Invalid=1638, Unknown=0, NotChecked=0, Total=2070 [2019-12-27 19:09:06,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4092 states. [2019-12-27 19:09:07,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4092 to 3822. [2019-12-27 19:09:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3822 states. [2019-12-27 19:09:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3822 states and 12444 transitions. [2019-12-27 19:09:07,074 INFO L78 Accepts]: Start accepts. Automaton has 3822 states and 12444 transitions. Word has length 25 [2019-12-27 19:09:07,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:09:07,075 INFO L462 AbstractCegarLoop]: Abstraction has 3822 states and 12444 transitions. [2019-12-27 19:09:07,075 INFO L463 AbstractCegarLoop]: Interpolant automaton has 31 states. [2019-12-27 19:09:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 12444 transitions. [2019-12-27 19:09:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:09:07,083 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:09:07,083 INFO L411 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] [2019-12-27 19:09:07,083 INFO L410 AbstractCegarLoop]: === Iteration 6 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:09:07,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:09:07,084 INFO L82 PathProgramCache]: Analyzing trace with hash 958663853, now seen corresponding path program 2 times [2019-12-27 19:09:07,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:09:07,084 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557929921] [2019-12-27 19:09:07,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:09:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:09:07,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:09:07,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557929921] [2019-12-27 19:09:07,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:09:07,527 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-27 19:09:07,527 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [546577625] [2019-12-27 19:09:07,528 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:09:07,532 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:09:07,541 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 45 states and 63 transitions. [2019-12-27 19:09:07,542 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:09:07,892 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 14 times. [2019-12-27 19:09:07,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-12-27 19:09:07,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:09:07,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-12-27 19:09:07,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2019-12-27 19:09:07,893 INFO L87 Difference]: Start difference. First operand 3822 states and 12444 transitions. Second operand 22 states. [2019-12-27 19:09:08,469 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-12-27 19:09:10,582 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2019-12-27 19:09:10,797 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2019-12-27 19:09:11,209 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2019-12-27 19:09:11,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:09:11,738 INFO L93 Difference]: Finished difference Result 4022 states and 12941 transitions. [2019-12-27 19:09:11,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-12-27 19:09:11,739 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 25 [2019-12-27 19:09:11,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:09:11,764 INFO L225 Difference]: With dead ends: 4022 [2019-12-27 19:09:11,765 INFO L226 Difference]: Without dead ends: 4022 [2019-12-27 19:09:11,765 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=282, Invalid=840, Unknown=0, NotChecked=0, Total=1122 [2019-12-27 19:09:11,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4022 states. [2019-12-27 19:09:11,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4022 to 3948. [2019-12-27 19:09:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3948 states. [2019-12-27 19:09:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3948 states and 12777 transitions. [2019-12-27 19:09:11,882 INFO L78 Accepts]: Start accepts. Automaton has 3948 states and 12777 transitions. Word has length 25 [2019-12-27 19:09:11,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:09:11,882 INFO L462 AbstractCegarLoop]: Abstraction has 3948 states and 12777 transitions. [2019-12-27 19:09:11,882 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-12-27 19:09:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 12777 transitions. [2019-12-27 19:09:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:09:11,891 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:09:11,891 INFO L411 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] [2019-12-27 19:09:11,891 INFO L410 AbstractCegarLoop]: === Iteration 7 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:09:11,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:09:11,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1770005220, now seen corresponding path program 3 times [2019-12-27 19:09:11,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:09:11,892 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550054107] [2019-12-27 19:09:11,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:09:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:09:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:09:12,388 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550054107] [2019-12-27 19:09:12,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:09:12,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-27 19:09:12,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1139807827] [2019-12-27 19:09:12,389 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:09:12,393 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:09:12,409 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 86 states and 145 transitions. [2019-12-27 19:09:12,409 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:09:15,643 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 44 times. [2019-12-27 19:09:15,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2019-12-27 19:09:15,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:09:15,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2019-12-27 19:09:15,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=332, Invalid=2218, Unknown=0, NotChecked=0, Total=2550 [2019-12-27 19:09:15,646 INFO L87 Difference]: Start difference. First operand 3948 states and 12777 transitions. Second operand 51 states. [2019-12-27 19:09:16,881 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2019-12-27 19:09:17,377 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2019-12-27 19:09:17,871 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 113 [2019-12-27 19:09:18,282 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2019-12-27 19:09:18,775 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2019-12-27 19:09:19,291 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 109 [2019-12-27 19:09:19,753 WARN L192 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 119 [2019-12-27 19:09:20,256 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 123 [2019-12-27 19:09:21,190 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 139 [2019-12-27 19:09:21,813 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 105 [2019-12-27 19:09:22,271 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 115 [2019-12-27 19:09:23,054 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 170 [2019-12-27 19:09:23,666 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2019-12-27 19:09:24,381 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 132 [2019-12-27 19:09:25,186 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 101 [2019-12-27 19:09:25,622 WARN L192 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 111 [2019-12-27 19:09:26,435 WARN L192 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 166 [2019-12-27 19:09:27,199 WARN L192 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 163 [2019-12-27 19:09:28,945 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 97 [2019-12-27 19:09:29,354 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 107 [2019-12-27 19:09:30,113 WARN L192 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 162 [2019-12-27 19:09:30,825 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 159 [2019-12-27 19:09:32,735 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 93 [2019-12-27 19:09:33,141 WARN L192 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 103 [2019-12-27 19:09:33,831 WARN L192 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 158 [2019-12-27 19:09:34,512 WARN L192 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 155 [2019-12-27 19:09:36,183 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 89 [2019-12-27 19:09:36,546 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 99 [2019-12-27 19:09:37,260 WARN L192 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 154 [2019-12-27 19:09:37,902 WARN L192 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 152 [2019-12-27 19:09:39,306 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 95 [2019-12-27 19:09:39,902 WARN L192 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 150 [2019-12-27 19:09:40,586 WARN L192 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 148 [2019-12-27 19:09:42,083 WARN L192 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 146 [2019-12-27 19:09:42,593 WARN L192 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-12-27 19:09:42,933 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 47 [2019-12-27 19:09:43,868 WARN L192 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 139 [2019-12-27 19:09:44,143 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 52 [2019-12-27 19:09:44,905 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 60 [2019-12-27 19:09:45,455 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 56 [2019-12-27 19:09:47,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:09:47,764 INFO L93 Difference]: Finished difference Result 4550 states and 14830 transitions. [2019-12-27 19:09:47,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-12-27 19:09:47,764 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 25 [2019-12-27 19:09:47,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:09:47,781 INFO L225 Difference]: With dead ends: 4550 [2019-12-27 19:09:47,781 INFO L226 Difference]: Without dead ends: 4550 [2019-12-27 19:09:47,784 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1812 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=1959, Invalid=7547, Unknown=0, NotChecked=0, Total=9506 [2019-12-27 19:09:47,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4550 states. [2019-12-27 19:09:47,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4550 to 3962. [2019-12-27 19:09:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3962 states. [2019-12-27 19:09:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3962 states and 12814 transitions. [2019-12-27 19:09:47,887 INFO L78 Accepts]: Start accepts. Automaton has 3962 states and 12814 transitions. Word has length 25 [2019-12-27 19:09:47,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:09:47,887 INFO L462 AbstractCegarLoop]: Abstraction has 3962 states and 12814 transitions. [2019-12-27 19:09:47,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 51 states. [2019-12-27 19:09:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 12814 transitions. [2019-12-27 19:09:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:09:47,895 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:09:47,895 INFO L411 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] [2019-12-27 19:09:47,895 INFO L410 AbstractCegarLoop]: === Iteration 8 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:09:47,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:09:47,896 INFO L82 PathProgramCache]: Analyzing trace with hash 924565568, now seen corresponding path program 4 times [2019-12-27 19:09:47,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:09:47,896 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400438446] [2019-12-27 19:09:47,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:09:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:09:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:09:48,339 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400438446] [2019-12-27 19:09:48,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:09:48,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-12-27 19:09:48,340 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [419085144] [2019-12-27 19:09:48,340 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:09:48,344 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:09:48,363 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 81 states and 135 transitions. [2019-12-27 19:09:48,363 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:09:50,055 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 30 times. [2019-12-27 19:09:50,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2019-12-27 19:09:50,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:09:50,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2019-12-27 19:09:50,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1133, Unknown=0, NotChecked=0, Total=1332 [2019-12-27 19:09:50,057 INFO L87 Difference]: Start difference. First operand 3962 states and 12814 transitions. Second operand 37 states. [2019-12-27 19:09:50,795 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2019-12-27 19:09:51,084 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 39 [2019-12-27 19:09:51,488 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 111 [2019-12-27 19:09:51,724 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 76 [2019-12-27 19:09:52,010 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 43 [2019-12-27 19:09:52,410 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 107 [2019-12-27 19:09:52,823 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 118 [2019-12-27 19:09:53,234 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 124 [2019-12-27 19:09:53,913 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 103 [2019-12-27 19:09:54,351 WARN L192 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2019-12-27 19:09:55,132 WARN L192 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 169 [2019-12-27 19:09:55,547 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-12-27 19:09:55,962 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 53 [2019-12-27 19:09:56,491 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 99 [2019-12-27 19:09:56,866 WARN L192 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2019-12-27 19:09:57,549 WARN L192 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 166 [2019-12-27 19:09:58,178 WARN L192 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 165 [2019-12-27 19:09:59,119 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2019-12-27 19:09:59,483 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 106 [2019-12-27 19:10:00,154 WARN L192 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 161 [2019-12-27 19:10:00,844 WARN L192 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 163 [2019-12-27 19:10:01,961 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 91 [2019-12-27 19:10:02,346 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2019-12-27 19:10:03,008 WARN L192 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 158 [2019-12-27 19:10:03,609 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 157 [2019-12-27 19:10:04,586 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 87 [2019-12-27 19:10:04,937 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2019-12-27 19:10:05,567 WARN L192 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 153 [2019-12-27 19:10:06,231 WARN L192 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 155 [2019-12-27 19:10:07,187 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2019-12-27 19:10:07,807 WARN L192 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 150 [2019-12-27 19:10:08,401 WARN L192 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 149 [2019-12-27 19:10:09,602 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 146 [2019-12-27 19:10:10,167 WARN L192 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 145 [2019-12-27 19:10:10,535 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 49 [2019-12-27 19:10:11,169 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 55 [2019-12-27 19:10:11,648 WARN L192 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 141 [2019-12-27 19:10:11,991 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 51 [2019-12-27 19:10:13,016 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 63 [2019-12-27 19:10:13,386 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 61 [2019-12-27 19:10:14,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:10:14,729 INFO L93 Difference]: Finished difference Result 4529 states and 14638 transitions. [2019-12-27 19:10:14,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2019-12-27 19:10:14,729 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 25 [2019-12-27 19:10:14,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:10:14,738 INFO L225 Difference]: With dead ends: 4529 [2019-12-27 19:10:14,738 INFO L226 Difference]: Without dead ends: 4529 [2019-12-27 19:10:14,740 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1256 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=1605, Invalid=5037, Unknown=0, NotChecked=0, Total=6642 [2019-12-27 19:10:14,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2019-12-27 19:10:14,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 3794. [2019-12-27 19:10:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3794 states. [2019-12-27 19:10:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3794 states and 12212 transitions. [2019-12-27 19:10:14,836 INFO L78 Accepts]: Start accepts. Automaton has 3794 states and 12212 transitions. Word has length 25 [2019-12-27 19:10:14,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:10:14,836 INFO L462 AbstractCegarLoop]: Abstraction has 3794 states and 12212 transitions. [2019-12-27 19:10:14,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 37 states. [2019-12-27 19:10:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3794 states and 12212 transitions. [2019-12-27 19:10:14,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:10:14,843 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:10:14,843 INFO L411 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] [2019-12-27 19:10:14,843 INFO L410 AbstractCegarLoop]: === Iteration 9 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:10:14,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:10:14,844 INFO L82 PathProgramCache]: Analyzing trace with hash -462642534, now seen corresponding path program 5 times [2019-12-27 19:10:14,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:10:14,845 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041232175] [2019-12-27 19:10:14,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:10:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:10:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:10:15,499 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041232175] [2019-12-27 19:10:15,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:10:15,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-27 19:10:15,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [77955822] [2019-12-27 19:10:15,500 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:10:15,506 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:10:15,529 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 68 states and 109 transitions. [2019-12-27 19:10:15,530 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:10:17,315 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 24 times. [2019-12-27 19:10:17,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2019-12-27 19:10:17,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:10:17,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2019-12-27 19:10:17,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1083, Unknown=0, NotChecked=0, Total=1260 [2019-12-27 19:10:17,317 INFO L87 Difference]: Start difference. First operand 3794 states and 12212 transitions. Second operand 36 states. [2019-12-27 19:10:19,817 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 86 [2019-12-27 19:10:20,274 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 39 [2019-12-27 19:10:20,888 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 105 [2019-12-27 19:10:21,330 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 124 [2019-12-27 19:10:22,056 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 77 [2019-12-27 19:10:22,509 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 101 [2019-12-27 19:10:23,176 WARN L192 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 145 [2019-12-27 19:10:23,580 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 88 [2019-12-27 19:10:24,033 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 41 [2019-12-27 19:10:24,529 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 115 [2019-12-27 19:10:25,058 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 97 [2019-12-27 19:10:25,684 WARN L192 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 141 [2019-12-27 19:10:26,199 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 113 [2019-12-27 19:10:26,707 WARN L192 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-12-27 19:10:27,124 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 108 [2019-12-27 19:10:27,832 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 84 [2019-12-27 19:10:28,110 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 79 [2019-12-27 19:10:28,587 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 93 [2019-12-27 19:10:29,150 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 137 [2019-12-27 19:10:29,642 WARN L192 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 109 [2019-12-27 19:10:30,425 WARN L192 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 145 [2019-12-27 19:10:30,804 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 104 [2019-12-27 19:10:31,909 WARN L192 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 137 [2019-12-27 19:10:32,484 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 89 [2019-12-27 19:10:33,045 WARN L192 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 133 [2019-12-27 19:10:33,478 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 105 [2019-12-27 19:10:33,873 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-12-27 19:10:34,476 WARN L192 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 141 [2019-12-27 19:10:34,845 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2019-12-27 19:10:35,808 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2019-12-27 19:10:36,565 WARN L192 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 173 [2019-12-27 19:10:37,185 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 85 [2019-12-27 19:10:37,735 WARN L192 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 129 [2019-12-27 19:10:38,180 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 101 [2019-12-27 19:10:38,472 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-12-27 19:10:39,047 WARN L192 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2019-12-27 19:10:39,481 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 96 [2019-12-27 19:10:40,403 WARN L192 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-12-27 19:10:41,146 WARN L192 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 169 [2019-12-27 19:10:41,931 WARN L192 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 125 [2019-12-27 19:10:42,374 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 97 [2019-12-27 19:10:42,652 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-12-27 19:10:43,252 WARN L192 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 133 [2019-12-27 19:10:43,648 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 92 [2019-12-27 19:10:44,825 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-12-27 19:10:45,509 WARN L192 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 165 [2019-12-27 19:10:46,125 WARN L192 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 46 [2019-12-27 19:10:46,530 WARN L192 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 93 [2019-12-27 19:10:46,813 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-12-27 19:10:47,336 WARN L192 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-12-27 19:10:47,682 WARN L192 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 88 [2019-12-27 19:10:48,066 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 56 [2019-12-27 19:10:49,267 WARN L192 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 120 [2019-12-27 19:10:49,948 WARN L192 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 161 [2019-12-27 19:10:50,395 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-12-27 19:10:50,906 WARN L192 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 125 [2019-12-27 19:10:51,197 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 47 [2019-12-27 19:10:52,269 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 116 [2019-12-27 19:10:52,921 WARN L192 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 157 [2019-12-27 19:10:53,322 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-12-27 19:10:53,613 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2019-12-27 19:10:54,567 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 112 [2019-12-27 19:10:55,274 WARN L192 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 153 [2019-12-27 19:10:55,806 WARN L192 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 54 [2019-12-27 19:10:55,998 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2019-12-27 19:10:56,377 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 49 [2019-12-27 19:10:57,295 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2019-12-27 19:10:57,684 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 97 [2019-12-27 19:10:58,600 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-12-27 19:10:59,105 WARN L192 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 80 [2019-12-27 19:10:59,674 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2019-12-27 19:11:00,426 WARN L192 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 105 [2019-12-27 19:11:00,966 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 98 [2019-12-27 19:11:02,905 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2019-12-27 19:11:04,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:11:04,863 INFO L93 Difference]: Finished difference Result 7499 states and 24229 transitions. [2019-12-27 19:11:04,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2019-12-27 19:11:04,864 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 25 [2019-12-27 19:11:04,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:11:04,880 INFO L225 Difference]: With dead ends: 7499 [2019-12-27 19:11:04,880 INFO L226 Difference]: Without dead ends: 7499 [2019-12-27 19:11:04,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4874 ImplicationChecksByTransitivity, 33.2s TimeCoverageRelationStatistics Valid=3931, Invalid=13099, Unknown=0, NotChecked=0, Total=17030 [2019-12-27 19:11:04,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7499 states. [2019-12-27 19:11:05,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7499 to 4302. [2019-12-27 19:11:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4302 states. [2019-12-27 19:11:05,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 4302 states and 14255 transitions. [2019-12-27 19:11:05,018 INFO L78 Accepts]: Start accepts. Automaton has 4302 states and 14255 transitions. Word has length 25 [2019-12-27 19:11:05,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:11:05,018 INFO L462 AbstractCegarLoop]: Abstraction has 4302 states and 14255 transitions. [2019-12-27 19:11:05,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 36 states. [2019-12-27 19:11:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 14255 transitions. [2019-12-27 19:11:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:11:05,025 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:11:05,025 INFO L411 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] [2019-12-27 19:11:05,025 INFO L410 AbstractCegarLoop]: === Iteration 10 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:11:05,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:11:05,026 INFO L82 PathProgramCache]: Analyzing trace with hash 831016779, now seen corresponding path program 3 times [2019-12-27 19:11:05,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:11:05,026 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341308449] [2019-12-27 19:11:05,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:11:05,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:11:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:11:05,516 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341308449] [2019-12-27 19:11:05,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:11:05,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-12-27 19:11:05,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2003176441] [2019-12-27 19:11:05,517 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:11:05,520 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:11:05,535 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 86 states and 145 transitions. [2019-12-27 19:11:05,536 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:11:09,608 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 52 times. [2019-12-27 19:11:09,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2019-12-27 19:11:09,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:11:09,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2019-12-27 19:11:09,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=3278, Unknown=0, NotChecked=0, Total=3660 [2019-12-27 19:11:09,611 INFO L87 Difference]: Start difference. First operand 4302 states and 14255 transitions. Second operand 61 states. [2019-12-27 19:11:11,023 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-12-27 19:11:11,550 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2019-12-27 19:11:12,183 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2019-12-27 19:11:12,646 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 112 [2019-12-27 19:11:13,455 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 125 [2019-12-27 19:11:14,006 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2019-12-27 19:11:14,801 WARN L192 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 156 [2019-12-27 19:11:15,238 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 115 [2019-12-27 19:11:16,297 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 128 [2019-12-27 19:11:17,067 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2019-12-27 19:11:17,816 WARN L192 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 152 [2019-12-27 19:11:18,694 WARN L192 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 159 [2019-12-27 19:11:19,402 WARN L192 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 153 [2019-12-27 19:11:21,495 WARN L192 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 167 [2019-12-27 19:11:21,871 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2019-12-27 19:11:22,617 WARN L192 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 148 [2019-12-27 19:11:23,534 WARN L192 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 155 [2019-12-27 19:11:24,813 WARN L192 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 198 [2019-12-27 19:11:25,980 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 150 [2019-12-27 19:11:27,073 WARN L192 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 131 [2019-12-27 19:11:28,548 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 97 [2019-12-27 19:11:29,189 WARN L192 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 144 [2019-12-27 19:11:29,937 WARN L192 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 151 [2019-12-27 19:11:31,123 WARN L192 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 194 [2019-12-27 19:11:32,512 WARN L192 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 161 [2019-12-27 19:11:35,252 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2019-12-27 19:11:35,866 WARN L192 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 140 [2019-12-27 19:11:36,580 WARN L192 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 147 [2019-12-27 19:11:37,692 WARN L192 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 190 [2019-12-27 19:11:39,071 WARN L192 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 157 [2019-12-27 19:11:41,963 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 89 [2019-12-27 19:11:42,585 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 136 [2019-12-27 19:11:43,245 WARN L192 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 143 [2019-12-27 19:11:44,342 WARN L192 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 186 [2019-12-27 19:11:45,596 WARN L192 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 153 [2019-12-27 19:11:48,082 WARN L192 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 132 [2019-12-27 19:11:48,748 WARN L192 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 139 [2019-12-27 19:11:49,685 WARN L192 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 182 [2019-12-27 19:11:50,771 WARN L192 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 150 [2019-12-27 19:11:53,035 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 135 [2019-12-27 19:11:53,952 WARN L192 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 178 [2019-12-27 19:11:54,900 WARN L192 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 145 [2019-12-27 19:11:55,404 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2019-12-27 19:11:57,211 WARN L192 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 174 [2019-12-27 19:11:58,110 WARN L192 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 142 [2019-12-27 19:11:58,733 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 53 [2019-12-27 19:12:00,033 WARN L192 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 137 [2019-12-27 19:12:00,571 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 55 [2019-12-27 19:12:01,855 WARN L192 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 61 [2019-12-27 19:12:02,449 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 59 [2019-12-27 19:12:05,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:12:05,041 INFO L93 Difference]: Finished difference Result 5230 states and 17338 transitions. [2019-12-27 19:12:05,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2019-12-27 19:12:05,041 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 25 [2019-12-27 19:12:05,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:12:05,050 INFO L225 Difference]: With dead ends: 5230 [2019-12-27 19:12:05,050 INFO L226 Difference]: Without dead ends: 5230 [2019-12-27 19:12:05,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2522 ImplicationChecksByTransitivity, 35.1s TimeCoverageRelationStatistics Valid=2650, Invalid=10922, Unknown=0, NotChecked=0, Total=13572 [2019-12-27 19:12:05,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2019-12-27 19:12:05,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4476. [2019-12-27 19:12:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4476 states. [2019-12-27 19:12:05,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 4476 states and 14812 transitions. [2019-12-27 19:12:05,154 INFO L78 Accepts]: Start accepts. Automaton has 4476 states and 14812 transitions. Word has length 25 [2019-12-27 19:12:05,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:12:05,157 INFO L462 AbstractCegarLoop]: Abstraction has 4476 states and 14812 transitions. [2019-12-27 19:12:05,157 INFO L463 AbstractCegarLoop]: Interpolant automaton has 61 states. [2019-12-27 19:12:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 4476 states and 14812 transitions. [2019-12-27 19:12:05,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:12:05,165 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:12:05,165 INFO L411 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] [2019-12-27 19:12:05,165 INFO L410 AbstractCegarLoop]: === Iteration 11 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:12:05,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:12:05,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1880873459, now seen corresponding path program 4 times [2019-12-27 19:12:05,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:12:05,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091813999] [2019-12-27 19:12:05,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:12:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 19:12:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 19:12:05,653 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091813999] [2019-12-27 19:12:05,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 19:12:05,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-12-27 19:12:05,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1673823110] [2019-12-27 19:12:05,653 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 19:12:05,657 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 19:12:05,716 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 81 states and 135 transitions. [2019-12-27 19:12:05,717 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 19:12:09,277 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 47 times. [2019-12-27 19:12:09,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2019-12-27 19:12:09,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 19:12:09,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2019-12-27 19:12:09,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=2603, Unknown=0, NotChecked=0, Total=2970 [2019-12-27 19:12:09,279 INFO L87 Difference]: Start difference. First operand 4476 states and 14812 transitions. Second operand 55 states. [2019-12-27 19:12:10,573 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2019-12-27 19:12:11,604 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 112 [2019-12-27 19:12:12,040 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 112 [2019-12-27 19:12:12,586 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 38 [2019-12-27 19:12:13,139 WARN L192 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 108 [2019-12-27 19:12:13,958 WARN L192 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 155 [2019-12-27 19:12:14,449 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 118 [2019-12-27 19:12:15,185 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 40 [2019-12-27 19:12:15,950 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 104 [2019-12-27 19:12:16,686 WARN L192 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 151 [2019-12-27 19:12:17,630 WARN L192 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 158 [2019-12-27 19:12:18,292 WARN L192 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 162 [2019-12-27 19:12:19,916 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 100 [2019-12-27 19:12:20,597 WARN L192 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 147 [2019-12-27 19:12:21,402 WARN L192 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 154 [2019-12-27 19:12:22,670 WARN L192 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 207 [2019-12-27 19:12:23,740 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 159 [2019-12-27 19:12:24,455 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 51 [2019-12-27 19:12:25,871 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2019-12-27 19:12:26,532 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 143 [2019-12-27 19:12:27,243 WARN L192 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 150 [2019-12-27 19:12:28,397 WARN L192 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 205 [2019-12-27 19:12:29,888 WARN L192 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 204 [2019-12-27 19:12:32,369 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2019-12-27 19:12:32,963 WARN L192 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 139 [2019-12-27 19:12:33,647 WARN L192 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 146 [2019-12-27 19:12:34,724 WARN L192 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 201 [2019-12-27 19:12:36,209 WARN L192 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 202 [2019-12-27 19:12:38,954 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2019-12-27 19:12:39,493 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 135 [2019-12-27 19:12:40,089 WARN L192 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 142 [2019-12-27 19:12:41,119 WARN L192 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 195 [2019-12-27 19:12:42,379 WARN L192 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 196 [2019-12-27 19:12:45,043 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 131 [2019-12-27 19:12:45,629 WARN L192 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 138 [2019-12-27 19:12:46,573 WARN L192 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 191 [2019-12-27 19:12:47,672 WARN L192 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 192 [2019-12-27 19:12:50,194 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 134 [2019-12-27 19:12:51,063 WARN L192 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 189 [2019-12-27 19:12:52,051 WARN L192 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 188 [2019-12-27 19:12:52,749 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 42 [2019-12-27 19:12:54,702 WARN L192 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 185 [2019-12-27 19:12:55,644 WARN L192 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 186 [2019-12-27 19:12:56,446 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 46 [2019-12-27 19:12:57,664 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 53 [2019-12-27 19:12:58,432 WARN L192 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 182 [2019-12-27 19:12:59,094 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 48 [2019-12-27 19:13:01,044 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 61 [2019-12-27 19:13:01,541 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 59 [2019-12-27 19:13:04,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 19:13:04,040 INFO L93 Difference]: Finished difference Result 5191 states and 17083 transitions. [2019-12-27 19:13:04,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2019-12-27 19:13:04,040 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 25 [2019-12-27 19:13:04,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 19:13:04,048 INFO L225 Difference]: With dead ends: 5191 [2019-12-27 19:13:04,049 INFO L226 Difference]: Without dead ends: 5191 [2019-12-27 19:13:04,050 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2260 ImplicationChecksByTransitivity, 32.6s TimeCoverageRelationStatistics Valid=2642, Invalid=9348, Unknown=0, NotChecked=0, Total=11990 [2019-12-27 19:13:04,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5191 states. [2019-12-27 19:13:04,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5191 to 4317. [2019-12-27 19:13:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4317 states. [2019-12-27 19:13:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 4317 states and 14337 transitions. [2019-12-27 19:13:04,142 INFO L78 Accepts]: Start accepts. Automaton has 4317 states and 14337 transitions. Word has length 25 [2019-12-27 19:13:04,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 19:13:04,142 INFO L462 AbstractCegarLoop]: Abstraction has 4317 states and 14337 transitions. [2019-12-27 19:13:04,142 INFO L463 AbstractCegarLoop]: Interpolant automaton has 55 states. [2019-12-27 19:13:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4317 states and 14337 transitions. [2019-12-27 19:13:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 19:13:04,147 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 19:13:04,148 INFO L411 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] [2019-12-27 19:13:04,148 INFO L410 AbstractCegarLoop]: === Iteration 12 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 19:13:04,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 19:13:04,148 INFO L82 PathProgramCache]: Analyzing trace with hash -873392049, now seen corresponding path program 5 times [2019-12-27 19:13:04,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 19:13:04,149 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737065118] [2019-12-27 19:13:04,149 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 19:13:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2019-12-27 19:13:04,247 WARN L209 SmtUtils]: Removed 2 from assertion stack [2019-12-27 19:13:04,247 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 19:13:04,251 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 19:13:04,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 07:13:04 BasicIcfg [2019-12-27 19:13:04,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 19:13:04,253 INFO L168 Benchmark]: Toolchain (without parser) took 264008.49 ms. Allocated memory was 142.1 MB in the beginning and 712.5 MB in the end (delta: 570.4 MB). Free memory was 104.7 MB in the beginning and 610.6 MB in the end (delta: -506.0 MB). Peak memory consumption was 525.9 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,254 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.92 ms. Allocated memory was 142.1 MB in the beginning and 205.5 MB in the end (delta: 63.4 MB). Free memory was 104.3 MB in the beginning and 126.3 MB in the end (delta: -22.1 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.80 ms. Allocated memory is still 205.5 MB. Free memory was 126.3 MB in the beginning and 123.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,255 INFO L168 Benchmark]: Boogie Preprocessor took 41.68 ms. Allocated memory is still 205.5 MB. Free memory was 123.2 MB in the beginning and 120.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,255 INFO L168 Benchmark]: RCFGBuilder took 717.78 ms. Allocated memory was 205.5 MB in the beginning and 231.7 MB in the end (delta: 26.2 MB). Free memory was 120.7 MB in the beginning and 181.6 MB in the end (delta: -60.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,256 INFO L168 Benchmark]: TraceAbstraction took 262307.68 ms. Allocated memory was 231.7 MB in the beginning and 712.5 MB in the end (delta: 480.8 MB). Free memory was 181.6 MB in the beginning and 610.6 MB in the end (delta: -429.1 MB). Peak memory consumption was 513.1 MB. Max. memory is 7.1 GB. [2019-12-27 19:13:04,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 866.92 ms. Allocated memory was 142.1 MB in the beginning and 205.5 MB in the end (delta: 63.4 MB). Free memory was 104.3 MB in the beginning and 126.3 MB in the end (delta: -22.1 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 69.80 ms. Allocated memory is still 205.5 MB. Free memory was 126.3 MB in the beginning and 123.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.68 ms. Allocated memory is still 205.5 MB. Free memory was 123.2 MB in the beginning and 120.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 717.78 ms. Allocated memory was 205.5 MB in the beginning and 231.7 MB in the end (delta: 26.2 MB). Free memory was 120.7 MB in the beginning and 181.6 MB in the end (delta: -60.9 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 262307.68 ms. Allocated memory was 231.7 MB in the beginning and 712.5 MB in the end (delta: 480.8 MB). Free memory was 181.6 MB in the beginning and 610.6 MB in the end (delta: -429.1 MB). Peak memory consumption was 513.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.5s, 189 ProgramPointsBefore, 59 ProgramPointsAfterwards, 201 TransitionsBefore, 65 TransitionsAfterwards, 16584 CoEnabledTransitionPairs, 7 FixpointIterations, 26 TrivialSequentialCompositions, 109 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 31 ConcurrentYvCompositions, 7 ChoiceCompositions, 8663 VarBasedMoverChecksPositive, 327 VarBasedMoverChecksNegative, 267 SemBasedMoverChecksPositive, 138 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.5s, 0 MoverChecksTotal, 27423 CheckedPairsTotal, 166 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1049). Cancelled while BasicCegarLoop was analyzing trace of length 26 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 19 for 39ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1054). Cancelled while BasicCegarLoop was analyzing trace of length 26 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 19 for 39ms.. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 26 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 19 for 39ms.. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 26 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 19 for 39ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 183 locations, 4 error locations. Result: TIMEOUT, OverallTime: 262.0s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 232.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 692 SDtfs, 4682 SDslu, 9140 SDs, 0 SdLazy, 51455 SolverSat, 790 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 92.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 750 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 687 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13613 ImplicationChecksByTransitivity, 149.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4476occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 6836 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 152498 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown