/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/distributed_search3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 12:52:46,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 12:52:46,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 12:52:46,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 12:52:46,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 12:52:46,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 12:52:46,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 12:52:46,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 12:52:46,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 12:52:46,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 12:52:46,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 12:52:46,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 12:52:46,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 12:52:46,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 12:52:46,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 12:52:46,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 12:52:46,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 12:52:46,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 12:52:46,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 12:52:46,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 12:52:46,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-06-05 12:52:46,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 12:52:46,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 12:52:46,310 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 12:52:46,310 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 12:52:46,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 12:52:46,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 12:52:46,311 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 12:52:46,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 12:52:46,311 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 12:52:46,312 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 12:52:46,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 12:52:46,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 12:52:46,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 12:52:46,314 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 12:52:46,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 12:52:46,315 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 12:52:46,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 12:52:46,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 12:52:46,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 12:52:46,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 12:52:46,588 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 12:52:46,588 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 12:52:46,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/distributed_search3.c [2021-06-05 12:52:46,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e1eddf6/2a1a73b41cb745f2853a7cf4f9b2ebb8/FLAG64bf3fa96 [2021-06-05 12:52:47,009 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 12:52:47,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/distributed_search3.c [2021-06-05 12:52:47,010 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-05 12:52:47,010 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-05 12:52:47,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e1eddf6/2a1a73b41cb745f2853a7cf4f9b2ebb8/FLAG64bf3fa96 [2021-06-05 12:52:47,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e1eddf6/2a1a73b41cb745f2853a7cf4f9b2ebb8 [2021-06-05 12:52:47,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 12:52:47,051 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 12:52:47,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 12:52:47,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 12:52:47,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 12:52:47,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c6d687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47, skipping insertion in model container [2021-06-05 12:52:47,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 12:52:47,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 12:52:47,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:52:47,219 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 12:52:47,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:52:47,257 INFO L208 MainTranslator]: Completed translation [2021-06-05 12:52:47,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47 WrapperNode [2021-06-05 12:52:47,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 12:52:47,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 12:52:47,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 12:52:47,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 12:52:47,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 12:52:47,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 12:52:47,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 12:52:47,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 12:52:47,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... [2021-06-05 12:52:47,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 12:52:47,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 12:52:47,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 12:52:47,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 12:52:47,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 12:52:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 12:52:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure search_worker [2021-06-05 12:52:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure search_worker [2021-06-05 12:52:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 12:52:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 12:52:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 12:52:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 12:52:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 12:52:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 12:52:47,360 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 12:52:47,722 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 12:52:47,722 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-05 12:52:47,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:52:47 BoogieIcfgContainer [2021-06-05 12:52:47,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 12:52:47,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 12:52:47,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 12:52:47,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 12:52:47,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 12:52:47" (1/3) ... [2021-06-05 12:52:47,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7705584f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:52:47, skipping insertion in model container [2021-06-05 12:52:47,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:52:47" (2/3) ... [2021-06-05 12:52:47,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7705584f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:52:47, skipping insertion in model container [2021-06-05 12:52:47,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:52:47" (3/3) ... [2021-06-05 12:52:47,728 INFO L111 eAbstractionObserver]: Analyzing ICFG distributed_search3.c [2021-06-05 12:52:47,732 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 12:52:47,732 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 12:52:47,732 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-05 12:52:47,733 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 12:52:47,790 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,790 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,790 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,790 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,791 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,792 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,793 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,794 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,795 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,796 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,797 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,798 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,799 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,800 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,800 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,800 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,800 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,800 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,816 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,817 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,818 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,819 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,820 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,821 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,822 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,823 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,824 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,825 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,826 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,827 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,828 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,829 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,830 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,831 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,832 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,845 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,845 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,846 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,848 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,849 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,849 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,849 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,849 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,849 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,861 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,861 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,861 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,861 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,861 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,862 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,878 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,878 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,879 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,880 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,880 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork2_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:52:47,896 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-05 12:52:47,911 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-06-05 12:52:47,934 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 12:52:47,934 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 12:52:47,934 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 12:52:47,935 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 12:52:47,935 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 12:52:47,935 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 12:52:47,935 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 12:52:47,935 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 12:52:47,946 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 187 places, 194 transitions, 430 flow [2021-06-05 12:52:50,475 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 51784 states, 51782 states have (on average 3.8630798346915918) internal successors, (200038), 51783 states have internal predecessors, (200038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand has 51784 states, 51782 states have (on average 3.8630798346915918) internal successors, (200038), 51783 states have internal predecessors, (200038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 12:52:50,835 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:52:50,835 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:52:50,836 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:52:50,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:52:50,840 INFO L82 PathProgramCache]: Analyzing trace with hash -133317977, now seen corresponding path program 1 times [2021-06-05 12:52:50,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:52:50,846 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023324921] [2021-06-05 12:52:50,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:52:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:52:51,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:52:51,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:52:51,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023324921] [2021-06-05 12:52:51,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023324921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:52:51,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:52:51,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 12:52:51,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326065498] [2021-06-05 12:52:51,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 12:52:51,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:52:51,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 12:52:51,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 12:52:51,212 INFO L87 Difference]: Start difference. First operand has 51784 states, 51782 states have (on average 3.8630798346915918) internal successors, (200038), 51783 states have internal predecessors, (200038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:51,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:52:51,650 INFO L93 Difference]: Finished difference Result 51784 states and 193420 transitions. [2021-06-05 12:52:51,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 12:52:51,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 12:52:51,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:52:52,043 INFO L225 Difference]: With dead ends: 51784 [2021-06-05 12:52:52,043 INFO L226 Difference]: Without dead ends: 51772 [2021-06-05 12:52:52,044 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 12:52:53,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51772 states. [2021-06-05 12:52:54,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51772 to 51772. [2021-06-05 12:52:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51772 states, 51771 states have (on average 3.73581734948137) internal successors, (193407), 51771 states have internal predecessors, (193407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:54,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51772 states to 51772 states and 193407 transitions. [2021-06-05 12:52:54,832 INFO L78 Accepts]: Start accepts. Automaton has 51772 states and 193407 transitions. Word has length 122 [2021-06-05 12:52:54,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:52:54,833 INFO L482 AbstractCegarLoop]: Abstraction has 51772 states and 193407 transitions. [2021-06-05 12:52:54,833 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:54,833 INFO L276 IsEmpty]: Start isEmpty. Operand 51772 states and 193407 transitions. [2021-06-05 12:52:54,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 12:52:54,969 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:52:54,969 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:52:54,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 12:52:54,970 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:52:54,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:52:54,970 INFO L82 PathProgramCache]: Analyzing trace with hash -245601788, now seen corresponding path program 1 times [2021-06-05 12:52:54,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:52:54,971 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311117487] [2021-06-05 12:52:54,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:52:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:52:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:52:55,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:52:55,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311117487] [2021-06-05 12:52:55,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311117487] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:52:55,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:52:55,115 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 12:52:55,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411470725] [2021-06-05 12:52:55,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 12:52:55,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:52:55,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 12:52:55,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:52:55,118 INFO L87 Difference]: Start difference. First operand 51772 states and 193407 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:52:55,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:52:55,635 INFO L93 Difference]: Finished difference Result 93431 states and 349764 transitions. [2021-06-05 12:52:55,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 12:52:55,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 12:52:55,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:52:56,049 INFO L225 Difference]: With dead ends: 93431 [2021-06-05 12:52:56,050 INFO L226 Difference]: Without dead ends: 93431 [2021-06-05 12:52:56,055 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 12:52:57,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93431 states. [2021-06-05 12:52:59,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93431 to 82324. [2021-06-05 12:52:59,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82324 states, 82323 states have (on average 3.7447857828310434) internal successors, (308282), 82323 states have internal predecessors, (308282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82324 states to 82324 states and 308282 transitions. [2021-06-05 12:53:00,417 INFO L78 Accepts]: Start accepts. Automaton has 82324 states and 308282 transitions. Word has length 122 [2021-06-05 12:53:00,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:00,418 INFO L482 AbstractCegarLoop]: Abstraction has 82324 states and 308282 transitions. [2021-06-05 12:53:00,418 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 82324 states and 308282 transitions. [2021-06-05 12:53:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-06-05 12:53:00,618 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:00,619 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:00,619 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 12:53:00,619 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:53:00,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:00,619 INFO L82 PathProgramCache]: Analyzing trace with hash -938235797, now seen corresponding path program 1 times [2021-06-05 12:53:00,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:00,620 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600838758] [2021-06-05 12:53:00,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:53:00,697 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:00,697 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600838758] [2021-06-05 12:53:00,697 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600838758] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:53:00,697 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:53:00,697 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 12:53:00,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966511073] [2021-06-05 12:53:00,698 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 12:53:00,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:00,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 12:53:00,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 12:53:00,698 INFO L87 Difference]: Start difference. First operand 82324 states and 308282 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:01,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:01,378 INFO L93 Difference]: Finished difference Result 82329 states and 308286 transitions. [2021-06-05 12:53:01,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 12:53:01,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-06-05 12:53:01,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:01,611 INFO L225 Difference]: With dead ends: 82329 [2021-06-05 12:53:01,612 INFO L226 Difference]: Without dead ends: 82093 [2021-06-05 12:53:01,612 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 78.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 12:53:02,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82093 states. [2021-06-05 12:53:04,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82093 to 82093. [2021-06-05 12:53:04,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82093 states, 82092 states have (on average 3.746430833698777) internal successors, (307552), 82092 states have internal predecessors, (307552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82093 states to 82093 states and 307552 transitions. [2021-06-05 12:53:04,451 INFO L78 Accepts]: Start accepts. Automaton has 82093 states and 307552 transitions. Word has length 122 [2021-06-05 12:53:04,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:04,452 INFO L482 AbstractCegarLoop]: Abstraction has 82093 states and 307552 transitions. [2021-06-05 12:53:04,452 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 5 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 82093 states and 307552 transitions. [2021-06-05 12:53:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:53:05,005 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:05,006 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:05,006 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 12:53:05,006 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:53:05,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:05,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1121844149, now seen corresponding path program 1 times [2021-06-05 12:53:05,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:05,007 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217641147] [2021-06-05 12:53:05,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 12:53:05,362 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:05,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217641147] [2021-06-05 12:53:05,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217641147] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:53:05,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:53:05,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-06-05 12:53:05,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292833461] [2021-06-05 12:53:05,363 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-05 12:53:05,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:05,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-05 12:53:05,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-06-05 12:53:05,364 INFO L87 Difference]: Start difference. First operand 82093 states and 307552 transitions. Second operand has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:06,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:06,098 INFO L93 Difference]: Finished difference Result 82093 states and 307551 transitions. [2021-06-05 12:53:06,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-05 12:53:06,098 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:53:06,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:06,310 INFO L225 Difference]: With dead ends: 82093 [2021-06-05 12:53:06,311 INFO L226 Difference]: Without dead ends: 81979 [2021-06-05 12:53:06,311 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 213.3ms TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-06-05 12:53:07,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81979 states. [2021-06-05 12:53:08,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81979 to 81979. [2021-06-05 12:53:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81979 states, 81978 states have (on average 3.748310522335261) internal successors, (307279), 81978 states have internal predecessors, (307279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:09,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81979 states to 81979 states and 307279 transitions. [2021-06-05 12:53:09,551 INFO L78 Accepts]: Start accepts. Automaton has 81979 states and 307279 transitions. Word has length 131 [2021-06-05 12:53:09,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:09,552 INFO L482 AbstractCegarLoop]: Abstraction has 81979 states and 307279 transitions. [2021-06-05 12:53:09,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 81979 states and 307279 transitions. [2021-06-05 12:53:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:53:09,726 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:09,726 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:09,726 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 12:53:09,726 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:53:09,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:09,727 INFO L82 PathProgramCache]: Analyzing trace with hash -972228341, now seen corresponding path program 1 times [2021-06-05 12:53:09,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:09,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377147643] [2021-06-05 12:53:09,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-05 12:53:09,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:09,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377147643] [2021-06-05 12:53:09,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377147643] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:53:09,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:53:09,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-05 12:53:09,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743014938] [2021-06-05 12:53:09,988 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-05 12:53:09,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:09,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-05 12:53:09,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-06-05 12:53:09,988 INFO L87 Difference]: Start difference. First operand 81979 states and 307279 transitions. Second operand has 12 states, 12 states have (on average 10.916666666666666) internal successors, (131), 12 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:10,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:10,736 INFO L93 Difference]: Finished difference Result 81979 states and 307203 transitions. [2021-06-05 12:53:10,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-05 12:53:10,737 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.916666666666666) internal successors, (131), 12 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:53:10,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:11,285 INFO L225 Difference]: With dead ends: 81979 [2021-06-05 12:53:11,285 INFO L226 Difference]: Without dead ends: 76963 [2021-06-05 12:53:11,286 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 244.8ms TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2021-06-05 12:53:12,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76963 states. [2021-06-05 12:53:13,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76963 to 76963. [2021-06-05 12:53:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76963 states, 76962 states have (on average 3.7897014110859906) internal successors, (291663), 76962 states have internal predecessors, (291663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76963 states to 76963 states and 291663 transitions. [2021-06-05 12:53:13,715 INFO L78 Accepts]: Start accepts. Automaton has 76963 states and 291663 transitions. Word has length 131 [2021-06-05 12:53:13,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:13,716 INFO L482 AbstractCegarLoop]: Abstraction has 76963 states and 291663 transitions. [2021-06-05 12:53:13,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 10.916666666666666) internal successors, (131), 12 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 76963 states and 291663 transitions. [2021-06-05 12:53:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:53:13,853 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:13,853 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:13,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 12:53:13,854 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:53:13,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:13,854 INFO L82 PathProgramCache]: Analyzing trace with hash 652060547, now seen corresponding path program 1 times [2021-06-05 12:53:13,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:13,854 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847619833] [2021-06-05 12:53:13,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:15,367 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 41 [2021-06-05 12:53:15,696 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2021-06-05 12:53:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:53:16,398 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:16,398 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847619833] [2021-06-05 12:53:16,398 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847619833] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:53:16,398 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:53:16,398 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-05 12:53:16,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199917642] [2021-06-05 12:53:16,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-05 12:53:16,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:16,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-05 12:53:16,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=805, Unknown=0, NotChecked=0, Total=870 [2021-06-05 12:53:16,400 INFO L87 Difference]: Start difference. First operand 76963 states and 291663 transitions. Second operand has 30 states, 30 states have (on average 4.366666666666666) internal successors, (131), 30 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:17,069 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 50 [2021-06-05 12:53:17,501 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2021-06-05 12:53:17,862 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 71 [2021-06-05 12:53:18,088 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 77 [2021-06-05 12:53:18,269 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 71 [2021-06-05 12:53:20,022 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2021-06-05 12:53:20,253 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2021-06-05 12:53:20,695 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 89 [2021-06-05 12:53:20,829 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-06-05 12:53:21,211 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 93 [2021-06-05 12:53:21,365 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 83 [2021-06-05 12:53:21,801 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2021-06-05 12:53:21,979 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2021-06-05 12:53:22,301 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 93 [2021-06-05 12:53:22,482 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2021-06-05 12:53:22,814 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2021-06-05 12:53:22,982 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2021-06-05 12:53:23,342 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 108 [2021-06-05 12:53:23,628 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 99 [2021-06-05 12:53:23,807 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2021-06-05 12:53:23,975 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2021-06-05 12:53:24,387 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2021-06-05 12:53:24,582 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-06-05 12:53:24,753 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2021-06-05 12:53:25,256 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 100 [2021-06-05 12:53:25,446 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2021-06-05 12:53:25,653 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 90 [2021-06-05 12:53:25,830 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2021-06-05 12:53:26,271 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2021-06-05 12:53:26,472 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2021-06-05 12:53:26,692 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-06-05 12:53:27,172 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2021-06-05 12:53:27,400 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 98 [2021-06-05 12:53:27,613 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-06-05 12:53:28,129 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:53:28,345 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-06-05 12:53:28,725 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 114 [2021-06-05 12:53:29,050 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 97 [2021-06-05 12:53:29,276 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-05 12:53:29,648 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2021-06-05 12:53:29,882 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 103 [2021-06-05 12:53:30,084 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2021-06-05 12:53:30,389 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2021-06-05 12:53:30,681 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 97 [2021-06-05 12:53:30,928 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2021-06-05 12:53:31,173 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 96 [2021-06-05 12:53:31,350 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2021-06-05 12:53:31,692 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:53:31,953 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-05 12:53:32,140 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 81 [2021-06-05 12:53:32,480 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 103 [2021-06-05 12:53:32,746 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 104 [2021-06-05 12:53:32,964 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 99 [2021-06-05 12:53:33,286 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 104 [2021-06-05 12:53:33,486 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-05 12:53:33,731 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 98 [2021-06-05 12:53:34,043 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 102 [2021-06-05 12:53:34,303 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 100 [2021-06-05 12:53:34,513 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2021-06-05 12:53:34,807 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 99 [2021-06-05 12:53:35,078 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 104 [2021-06-05 12:53:35,361 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 103 [2021-06-05 12:53:35,595 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 100 [2021-06-05 12:53:35,831 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2021-06-05 12:53:36,157 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 105 [2021-06-05 12:53:36,384 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2021-06-05 12:53:36,760 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 106 [2021-06-05 12:53:36,973 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 96 [2021-06-05 12:53:37,242 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 109 [2021-06-05 12:53:37,635 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 99 [2021-06-05 12:53:37,933 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 113 [2021-06-05 12:53:38,345 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 102 [2021-06-05 12:53:38,636 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:53:38,872 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 105 [2021-06-05 12:53:39,307 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-06-05 12:53:39,552 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 105 [2021-06-05 12:53:39,816 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:53:40,165 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2021-06-05 12:53:40,615 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 108 [2021-06-05 12:53:40,849 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 105 [2021-06-05 12:53:41,249 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2021-06-05 12:53:41,468 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 101 [2021-06-05 12:53:41,788 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2021-06-05 12:53:42,128 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 111 [2021-06-05 12:53:42,403 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2021-06-05 12:53:42,656 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 104 [2021-06-05 12:53:43,167 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 107 [2021-06-05 12:53:43,424 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:53:45,108 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2021-06-05 12:53:45,275 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2021-06-05 12:53:45,474 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 92 [2021-06-05 12:53:45,648 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-06-05 12:53:45,827 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 86 [2021-06-05 12:53:46,027 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 94 [2021-06-05 12:53:46,388 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-05 12:53:46,568 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2021-06-05 12:53:46,748 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-06-05 12:53:46,933 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 91 [2021-06-05 12:53:46,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:46,970 INFO L93 Difference]: Finished difference Result 330422 states and 1252183 transitions. [2021-06-05 12:53:46,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2021-06-05 12:53:46,970 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.366666666666666) internal successors, (131), 30 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:53:46,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:48,268 INFO L225 Difference]: With dead ends: 330422 [2021-06-05 12:53:48,268 INFO L226 Difference]: Without dead ends: 330206 [2021-06-05 12:53:48,272 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6047 ImplicationChecksByTransitivity, 25263.3ms TimeCoverageRelationStatistics Valid=4414, Invalid=18842, Unknown=0, NotChecked=0, Total=23256 [2021-06-05 12:53:51,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330206 states. [2021-06-05 12:53:54,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330206 to 88612. [2021-06-05 12:53:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88612 states, 88611 states have (on average 3.792012278385302) internal successors, (336014), 88611 states have internal predecessors, (336014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88612 states to 88612 states and 336014 transitions. [2021-06-05 12:53:55,030 INFO L78 Accepts]: Start accepts. Automaton has 88612 states and 336014 transitions. Word has length 131 [2021-06-05 12:53:55,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:53:55,030 INFO L482 AbstractCegarLoop]: Abstraction has 88612 states and 336014 transitions. [2021-06-05 12:53:55,030 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 4.366666666666666) internal successors, (131), 30 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 88612 states and 336014 transitions. [2021-06-05 12:53:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:53:55,197 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:53:55,197 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:53:55,198 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-05 12:53:55,198 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:53:55,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:53:55,198 INFO L82 PathProgramCache]: Analyzing trace with hash 738426213, now seen corresponding path program 1 times [2021-06-05 12:53:55,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:53:55,198 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731875350] [2021-06-05 12:53:55,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:53:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:53:55,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:53:55,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731875350] [2021-06-05 12:53:55,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731875350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:53:55,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437542678] [2021-06-05 12:53:55,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:53:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:53:56,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-05 12:53:56,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:53:56,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2021-06-05 12:53:56,439 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:53:56,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:53:56,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:53:56,441 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:3 [2021-06-05 12:53:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:53:56,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1437542678] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:53:56,444 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 12:53:56,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14] total 27 [2021-06-05 12:53:56,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4632605] [2021-06-05 12:53:56,445 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 12:53:56,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:53:56,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 12:53:56,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-06-05 12:53:56,446 INFO L87 Difference]: Start difference. First operand 88612 states and 336014 transitions. Second operand has 28 states, 27 states have (on average 9.185185185185185) internal successors, (248), 28 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:53:58,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:53:58,336 INFO L93 Difference]: Finished difference Result 121875 states and 464726 transitions. [2021-06-05 12:53:58,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-05 12:53:58,336 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 9.185185185185185) internal successors, (248), 28 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:53:58,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:53:58,742 INFO L225 Difference]: With dead ends: 121875 [2021-06-05 12:53:58,742 INFO L226 Difference]: Without dead ends: 119481 [2021-06-05 12:53:58,743 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 1352.1ms TimeCoverageRelationStatistics Valid=491, Invalid=1671, Unknown=0, NotChecked=0, Total=2162 [2021-06-05 12:54:00,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119481 states. [2021-06-05 12:54:01,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119481 to 84535. [2021-06-05 12:54:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84535 states, 84534 states have (on average 3.7960347315872904) internal successors, (320894), 84534 states have internal predecessors, (320894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:54:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84535 states to 84535 states and 320894 transitions. [2021-06-05 12:54:02,246 INFO L78 Accepts]: Start accepts. Automaton has 84535 states and 320894 transitions. Word has length 131 [2021-06-05 12:54:02,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:54:02,246 INFO L482 AbstractCegarLoop]: Abstraction has 84535 states and 320894 transitions. [2021-06-05 12:54:02,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 27 states have (on average 9.185185185185185) internal successors, (248), 28 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:54:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 84535 states and 320894 transitions. [2021-06-05 12:54:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:54:02,418 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:54:02,418 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:54:02,618 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-05 12:54:02,619 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:54:02,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:54:02,619 INFO L82 PathProgramCache]: Analyzing trace with hash 406578727, now seen corresponding path program 2 times [2021-06-05 12:54:02,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:54:02,619 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569374933] [2021-06-05 12:54:02,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:54:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:54:03,376 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2021-06-05 12:54:03,624 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 44 [2021-06-05 12:54:04,549 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-06-05 12:54:04,814 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2021-06-05 12:54:05,014 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2021-06-05 12:54:05,215 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 63 [2021-06-05 12:54:05,425 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 63 [2021-06-05 12:54:05,777 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 63 [2021-06-05 12:54:05,965 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2021-06-05 12:54:06,157 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2021-06-05 12:54:06,352 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2021-06-05 12:54:06,842 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2021-06-05 12:54:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:54:07,288 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:54:07,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569374933] [2021-06-05 12:54:07,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569374933] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:54:07,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:54:07,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-06-05 12:54:07,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826465233] [2021-06-05 12:54:07,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-05 12:54:07,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:54:07,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-05 12:54:07,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1037, Unknown=0, NotChecked=0, Total=1122 [2021-06-05 12:54:07,289 INFO L87 Difference]: Start difference. First operand 84535 states and 320894 transitions. Second operand has 34 states, 34 states have (on average 3.8529411764705883) internal successors, (131), 34 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:54:08,179 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 69 [2021-06-05 12:54:08,557 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-06-05 12:54:08,790 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-06-05 12:54:08,983 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2021-06-05 12:54:09,290 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-06-05 12:54:09,567 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-06-05 12:54:09,731 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 78 [2021-06-05 12:54:10,074 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2021-06-05 12:54:10,262 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-06-05 12:54:10,569 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2021-06-05 12:54:10,824 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2021-06-05 12:54:11,338 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2021-06-05 12:54:11,735 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2021-06-05 12:54:11,910 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 76 [2021-06-05 12:54:12,099 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2021-06-05 12:54:12,432 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:54:12,619 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 80 [2021-06-05 12:54:12,841 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 93 [2021-06-05 12:54:13,210 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:54:13,471 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 97 [2021-06-05 12:54:13,793 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 111 [2021-06-05 12:54:14,266 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-06-05 12:54:14,553 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:54:15,020 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:54:15,341 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:54:15,840 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-06-05 12:54:16,126 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 103 [2021-06-05 12:54:16,830 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 121 [2021-06-05 12:54:17,151 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:54:17,374 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-06-05 12:54:17,837 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-06-05 12:54:18,196 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-06-05 12:54:18,424 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-06-05 12:54:19,045 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 121 [2021-06-05 12:54:19,364 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 109 [2021-06-05 12:54:19,676 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 105 [2021-06-05 12:54:20,247 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 129 [2021-06-05 12:54:20,606 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2021-06-05 12:54:20,948 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2021-06-05 12:54:21,170 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 87 [2021-06-05 12:54:21,526 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2021-06-05 12:54:21,897 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 123 [2021-06-05 12:54:22,277 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 117 [2021-06-05 12:54:22,578 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2021-06-05 12:54:23,091 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 108 [2021-06-05 12:54:23,371 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 99 [2021-06-05 12:54:23,795 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2021-06-05 12:54:24,123 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2021-06-05 12:54:24,694 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 132 [2021-06-05 12:54:25,038 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 114 [2021-06-05 12:54:25,405 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 116 [2021-06-05 12:54:25,817 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 117 [2021-06-05 12:54:26,444 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 140 [2021-06-05 12:54:26,823 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 126 [2021-06-05 12:54:27,343 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 120 [2021-06-05 12:54:27,751 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 122 [2021-06-05 12:54:28,209 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 123 [2021-06-05 12:54:28,827 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 134 [2021-06-05 12:54:29,256 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 128 [2021-06-05 12:54:29,834 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 114 [2021-06-05 12:54:30,252 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 128 [2021-06-05 12:54:30,658 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 117 [2021-06-05 12:54:31,422 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2021-06-05 12:54:32,053 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 120 [2021-06-05 12:54:32,431 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 122 [2021-06-05 12:54:32,826 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-06-05 12:54:33,162 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-06-05 12:54:33,863 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 126 [2021-06-05 12:54:34,328 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 128 [2021-06-05 12:54:34,819 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 123 [2021-06-05 12:54:35,094 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2021-06-05 12:54:35,398 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 12:54:35,576 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-06-05 12:54:36,204 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 120 [2021-06-05 12:54:36,688 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 134 [2021-06-05 12:54:37,448 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2021-06-05 12:54:38,176 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 128 [2021-06-05 12:54:38,774 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 119 [2021-06-05 12:54:39,366 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2021-06-05 12:54:39,615 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-05 12:54:39,889 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-05 12:54:40,314 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 126 [2021-06-05 12:54:40,562 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-06-05 12:54:40,952 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-06-05 12:54:41,275 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-05 12:54:41,543 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-05 12:54:42,017 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 134 [2021-06-05 12:54:42,989 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2021-06-05 12:54:43,427 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 122 [2021-06-05 12:54:44,100 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-06-05 12:54:44,936 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 130 [2021-06-05 12:54:45,515 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-05 12:54:45,800 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-06-05 12:54:46,104 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2021-06-05 12:54:46,565 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-06-05 12:54:46,874 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-05 12:54:47,250 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2021-06-05 12:54:47,939 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-06-05 12:54:48,268 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 12:54:48,620 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-06-05 12:54:49,159 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2021-06-05 12:54:49,422 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-06-05 12:54:49,714 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2021-06-05 12:54:49,943 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-06-05 12:54:50,620 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2021-06-05 12:54:51,289 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2021-06-05 12:54:52,488 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2021-06-05 12:54:52,876 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2021-06-05 12:54:57,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:54:57,106 INFO L93 Difference]: Finished difference Result 501889 states and 1908911 transitions. [2021-06-05 12:54:57,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2021-06-05 12:54:57,107 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 3.8529411764705883) internal successors, (131), 34 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:54:57,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:54:59,288 INFO L225 Difference]: With dead ends: 501889 [2021-06-05 12:54:59,288 INFO L226 Difference]: Without dead ends: 499294 [2021-06-05 12:54:59,294 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 5 SyntacticMatches, 7 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12769 ImplicationChecksByTransitivity, 39598.2ms TimeCoverageRelationStatistics Valid=5023, Invalid=33983, Unknown=0, NotChecked=0, Total=39006 [2021-06-05 12:55:03,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499294 states. [2021-06-05 12:55:08,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499294 to 91216. [2021-06-05 12:55:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91216 states, 91215 states have (on average 3.791942114783753) internal successors, (345882), 91215 states have internal predecessors, (345882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91216 states to 91216 states and 345882 transitions. [2021-06-05 12:55:09,248 INFO L78 Accepts]: Start accepts. Automaton has 91216 states and 345882 transitions. Word has length 131 [2021-06-05 12:55:09,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:55:09,248 INFO L482 AbstractCegarLoop]: Abstraction has 91216 states and 345882 transitions. [2021-06-05 12:55:09,248 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 3.8529411764705883) internal successors, (131), 34 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 91216 states and 345882 transitions. [2021-06-05 12:55:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:55:09,419 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:55:09,420 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:55:09,420 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 12:55:09,420 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:55:09,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:55:09,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1098741803, now seen corresponding path program 1 times [2021-06-05 12:55:09,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:55:09,422 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833879915] [2021-06-05 12:55:09,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:55:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:55:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:55:09,896 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:55:09,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833879915] [2021-06-05 12:55:09,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833879915] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:55:09,896 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788968170] [2021-06-05 12:55:09,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:55:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:55:09,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-05 12:55:09,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:55:10,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-05 12:55:10,015 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,016 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,016 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-06-05 12:55:10,117 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-05 12:55:10,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-05 12:55:10,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,126 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-05 12:55:10,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:24 [2021-06-05 12:55:10,209 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-06-05 12:55:10,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 22 [2021-06-05 12:55:10,212 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,219 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,222 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-05 12:55:10,222 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:29 [2021-06-05 12:55:10,267 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-06-05 12:55:10,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2021-06-05 12:55:10,269 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,277 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,277 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:29, output treesize:14 [2021-06-05 12:55:10,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-06-05 12:55:10,472 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,477 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,479 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,479 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:30, output treesize:15 [2021-06-05 12:55:10,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2021-06-05 12:55:10,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,666 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:55:10,666 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:55:10,666 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:3 [2021-06-05 12:55:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:55:10,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [788968170] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:55:10,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 12:55:10,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 34 [2021-06-05 12:55:10,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176392756] [2021-06-05 12:55:10,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-05 12:55:10,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:55:10,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-05 12:55:10,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1087, Unknown=0, NotChecked=0, Total=1190 [2021-06-05 12:55:10,671 INFO L87 Difference]: Start difference. First operand 91216 states and 345882 transitions. Second operand has 35 states, 34 states have (on average 7.205882352941177) internal successors, (245), 35 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:11,338 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-06-05 12:55:14,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:55:14,158 INFO L93 Difference]: Finished difference Result 125355 states and 475421 transitions. [2021-06-05 12:55:14,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-05 12:55:14,158 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 7.205882352941177) internal successors, (245), 35 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:55:14,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:55:14,461 INFO L225 Difference]: With dead ends: 125355 [2021-06-05 12:55:14,461 INFO L226 Difference]: Without dead ends: 105078 [2021-06-05 12:55:14,462 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 117 SyntacticMatches, 3 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 2371.4ms TimeCoverageRelationStatistics Valid=692, Invalid=3214, Unknown=0, NotChecked=0, Total=3906 [2021-06-05 12:55:15,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105078 states. [2021-06-05 12:55:17,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105078 to 67418. [2021-06-05 12:55:17,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67418 states, 67417 states have (on average 3.781746443775309) internal successors, (254954), 67417 states have internal predecessors, (254954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67418 states to 67418 states and 254954 transitions. [2021-06-05 12:55:17,763 INFO L78 Accepts]: Start accepts. Automaton has 67418 states and 254954 transitions. Word has length 131 [2021-06-05 12:55:17,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:55:17,763 INFO L482 AbstractCegarLoop]: Abstraction has 67418 states and 254954 transitions. [2021-06-05 12:55:17,763 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 7.205882352941177) internal successors, (245), 35 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:17,763 INFO L276 IsEmpty]: Start isEmpty. Operand 67418 states and 254954 transitions. [2021-06-05 12:55:17,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:55:17,883 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:55:17,883 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:55:18,097 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:55:18,097 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:55:18,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:55:18,097 INFO L82 PathProgramCache]: Analyzing trace with hash 1326323069, now seen corresponding path program 3 times [2021-06-05 12:55:18,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:55:18,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582118420] [2021-06-05 12:55:18,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:55:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:55:19,777 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 19 [2021-06-05 12:55:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:55:20,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:55:20,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582118420] [2021-06-05 12:55:20,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582118420] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:55:20,054 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:55:20,054 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-05 12:55:20,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469999022] [2021-06-05 12:55:20,055 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-05 12:55:20,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:55:20,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-05 12:55:20,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=751, Unknown=0, NotChecked=0, Total=812 [2021-06-05 12:55:20,055 INFO L87 Difference]: Start difference. First operand 67418 states and 254954 transitions. Second operand has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:20,641 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 65 [2021-06-05 12:55:20,797 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2021-06-05 12:55:20,965 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2021-06-05 12:55:21,126 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2021-06-05 12:55:21,325 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2021-06-05 12:55:21,541 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2021-06-05 12:55:21,729 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2021-06-05 12:55:22,674 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2021-06-05 12:55:22,945 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-06-05 12:55:23,562 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2021-06-05 12:55:23,779 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 79 [2021-06-05 12:55:24,124 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 90 [2021-06-05 12:55:24,260 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 73 [2021-06-05 12:55:24,535 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2021-06-05 12:55:24,691 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-06-05 12:55:24,975 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 98 [2021-06-05 12:55:25,145 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-06-05 12:55:25,430 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2021-06-05 12:55:25,611 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 92 [2021-06-05 12:55:25,922 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 97 [2021-06-05 12:55:26,101 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-06-05 12:55:26,439 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2021-06-05 12:55:26,623 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2021-06-05 12:55:26,903 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 97 [2021-06-05 12:55:27,092 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2021-06-05 12:55:27,385 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 101 [2021-06-05 12:55:27,562 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2021-06-05 12:55:27,827 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 95 [2021-06-05 12:55:28,103 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 97 [2021-06-05 12:55:28,388 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 104 [2021-06-05 12:55:29,053 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 111 [2021-06-05 12:55:29,369 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 100 [2021-06-05 12:55:29,649 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2021-06-05 12:55:30,015 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 107 [2021-06-05 12:55:30,418 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 98 [2021-06-05 12:55:31,606 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2021-06-05 12:55:31,856 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-06-05 12:55:32,028 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 88 [2021-06-05 12:55:32,197 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-06-05 12:55:32,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:55:32,483 INFO L93 Difference]: Finished difference Result 234371 states and 902206 transitions. [2021-06-05 12:55:32,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-05 12:55:32,484 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:55:32,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:55:33,486 INFO L225 Difference]: With dead ends: 234371 [2021-06-05 12:55:33,486 INFO L226 Difference]: Without dead ends: 231807 [2021-06-05 12:55:33,486 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 2 SyntacticMatches, 6 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1384 ImplicationChecksByTransitivity, 9970.3ms TimeCoverageRelationStatistics Valid=1320, Invalid=5820, Unknown=0, NotChecked=0, Total=7140 [2021-06-05 12:55:35,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231807 states. [2021-06-05 12:55:37,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231807 to 69470. [2021-06-05 12:55:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69470 states, 69469 states have (on average 3.781326922800098) internal successors, (262685), 69469 states have internal predecessors, (262685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:38,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69470 states to 69470 states and 262685 transitions. [2021-06-05 12:55:38,035 INFO L78 Accepts]: Start accepts. Automaton has 69470 states and 262685 transitions. Word has length 131 [2021-06-05 12:55:38,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:55:38,035 INFO L482 AbstractCegarLoop]: Abstraction has 69470 states and 262685 transitions. [2021-06-05 12:55:38,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:38,035 INFO L276 IsEmpty]: Start isEmpty. Operand 69470 states and 262685 transitions. [2021-06-05 12:55:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:55:38,154 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:55:38,154 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:55:38,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-05 12:55:38,154 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:55:38,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:55:38,155 INFO L82 PathProgramCache]: Analyzing trace with hash 16680767, now seen corresponding path program 4 times [2021-06-05 12:55:38,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:55:38,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773273806] [2021-06-05 12:55:38,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:55:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:55:39,096 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2021-06-05 12:55:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:55:40,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:55:40,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773273806] [2021-06-05 12:55:40,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773273806] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:55:40,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:55:40,006 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-05 12:55:40,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310203886] [2021-06-05 12:55:40,006 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-05 12:55:40,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:55:40,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-05 12:55:40,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=696, Unknown=0, NotChecked=0, Total=756 [2021-06-05 12:55:40,007 INFO L87 Difference]: Start difference. First operand 69470 states and 262685 transitions. Second operand has 28 states, 28 states have (on average 4.678571428571429) internal successors, (131), 28 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:41,129 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 12:55:41,329 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2021-06-05 12:55:41,504 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 12:55:42,525 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-06-05 12:55:42,785 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-06-05 12:55:43,099 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2021-06-05 12:55:43,443 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-06-05 12:55:43,691 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2021-06-05 12:55:43,845 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2021-06-05 12:55:44,109 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 93 [2021-06-05 12:55:44,272 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2021-06-05 12:55:44,580 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2021-06-05 12:55:44,799 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 87 [2021-06-05 12:55:45,109 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2021-06-05 12:55:45,300 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2021-06-05 12:55:45,637 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2021-06-05 12:55:45,850 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 95 [2021-06-05 12:55:46,225 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 100 [2021-06-05 12:55:46,435 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2021-06-05 12:55:46,795 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2021-06-05 12:55:46,999 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2021-06-05 12:55:47,297 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 100 [2021-06-05 12:55:47,509 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 97 [2021-06-05 12:55:47,844 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2021-06-05 12:55:48,045 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2021-06-05 12:55:48,358 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 98 [2021-06-05 12:55:48,671 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 100 [2021-06-05 12:55:48,983 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-06-05 12:55:50,554 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2021-06-05 12:55:50,865 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-06-05 12:55:51,108 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2021-06-05 12:55:51,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:55:51,176 INFO L93 Difference]: Finished difference Result 180625 states and 692869 transitions. [2021-06-05 12:55:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-05 12:55:51,177 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.678571428571429) internal successors, (131), 28 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:55:51,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:55:51,695 INFO L225 Difference]: With dead ends: 180625 [2021-06-05 12:55:51,695 INFO L226 Difference]: Without dead ends: 180625 [2021-06-05 12:55:51,696 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1004 ImplicationChecksByTransitivity, 9156.4ms TimeCoverageRelationStatistics Valid=1035, Invalid=4515, Unknown=0, NotChecked=0, Total=5550 [2021-06-05 12:55:53,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180625 states. [2021-06-05 12:55:55,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180625 to 70086. [2021-06-05 12:55:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70086 states, 70085 states have (on average 3.7827067132767356) internal successors, (265111), 70085 states have internal predecessors, (265111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70086 states to 70086 states and 265111 transitions. [2021-06-05 12:55:55,692 INFO L78 Accepts]: Start accepts. Automaton has 70086 states and 265111 transitions. Word has length 131 [2021-06-05 12:55:55,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:55:55,692 INFO L482 AbstractCegarLoop]: Abstraction has 70086 states and 265111 transitions. [2021-06-05 12:55:55,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.678571428571429) internal successors, (131), 28 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 70086 states and 265111 transitions. [2021-06-05 12:55:55,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:55:55,811 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:55:55,812 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:55:55,812 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 12:55:55,812 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:55:55,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:55:55,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1351305909, now seen corresponding path program 5 times [2021-06-05 12:55:55,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:55:55,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072138433] [2021-06-05 12:55:55,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:55:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:55:57,024 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 44 [2021-06-05 12:55:57,326 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2021-06-05 12:55:57,482 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 44 [2021-06-05 12:55:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:55:58,479 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:55:58,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072138433] [2021-06-05 12:55:58,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072138433] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 12:55:58,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 12:55:58,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-06-05 12:55:58,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391042029] [2021-06-05 12:55:58,480 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-05 12:55:58,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 12:55:58,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-05 12:55:58,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=749, Unknown=0, NotChecked=0, Total=812 [2021-06-05 12:55:58,480 INFO L87 Difference]: Start difference. First operand 70086 states and 265111 transitions. Second operand has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:55:59,301 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 67 [2021-06-05 12:55:59,642 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 12:55:59,848 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2021-06-05 12:56:00,125 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 71 [2021-06-05 12:56:00,400 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2021-06-05 12:56:00,635 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2021-06-05 12:56:00,796 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-05 12:56:01,050 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2021-06-05 12:56:01,224 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-06-05 12:56:01,457 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-06-05 12:56:02,303 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 74 [2021-06-05 12:56:02,593 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2021-06-05 12:56:02,939 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-06-05 12:56:03,075 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-05 12:56:03,370 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 91 [2021-06-05 12:56:03,521 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2021-06-05 12:56:03,799 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-06-05 12:56:03,962 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2021-06-05 12:56:04,254 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 91 [2021-06-05 12:56:04,408 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2021-06-05 12:56:04,692 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2021-06-05 12:56:04,851 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2021-06-05 12:56:05,128 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 91 [2021-06-05 12:56:05,300 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-06-05 12:56:05,701 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2021-06-05 12:56:05,861 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2021-06-05 12:56:06,199 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2021-06-05 12:56:06,481 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 90 [2021-06-05 12:56:06,782 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 97 [2021-06-05 12:56:10,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 12:56:10,445 INFO L93 Difference]: Finished difference Result 225532 states and 862544 transitions. [2021-06-05 12:56:10,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-06-05 12:56:10,445 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2021-06-05 12:56:10,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 12:56:11,429 INFO L225 Difference]: With dead ends: 225532 [2021-06-05 12:56:11,429 INFO L226 Difference]: Without dead ends: 225532 [2021-06-05 12:56:11,430 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2359 ImplicationChecksByTransitivity, 10283.9ms TimeCoverageRelationStatistics Valid=1584, Invalid=7536, Unknown=0, NotChecked=0, Total=9120 [2021-06-05 12:56:13,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225532 states. [2021-06-05 12:56:15,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225532 to 70922. [2021-06-05 12:56:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70922 states, 70921 states have (on average 3.7852540150308087) internal successors, (268454), 70921 states have internal predecessors, (268454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:56:15,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70922 states to 70922 states and 268454 transitions. [2021-06-05 12:56:15,851 INFO L78 Accepts]: Start accepts. Automaton has 70922 states and 268454 transitions. Word has length 131 [2021-06-05 12:56:15,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 12:56:15,851 INFO L482 AbstractCegarLoop]: Abstraction has 70922 states and 268454 transitions. [2021-06-05 12:56:15,851 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 4.517241379310345) internal successors, (131), 29 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 12:56:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 70922 states and 268454 transitions. [2021-06-05 12:56:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-06-05 12:56:15,973 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 12:56:15,973 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 12:56:15,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 12:56:15,973 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-05 12:56:15,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 12:56:15,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1793885763, now seen corresponding path program 6 times [2021-06-05 12:56:15,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 12:56:15,974 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264884747] [2021-06-05 12:56:15,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 12:56:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 12:56:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 12:56:16,682 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 12:56:16,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264884747] [2021-06-05 12:56:16,682 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264884747] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 12:56:16,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380448933] [2021-06-05 12:56:16,682 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 12:56:16,780 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-05 12:56:16,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-05 12:56:16,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-05 12:56:16,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 12:56:17,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-05 12:56:17,158 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,160 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,161 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,161 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-06-05 12:56:17,302 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-05 12:56:17,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-05 12:56:17,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,312 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,312 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,312 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2021-06-05 12:56:17,370 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-06-05 12:56:17,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-06-05 12:56:17,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,383 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-05 12:56:17,385 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:40 [2021-06-05 12:56:17,469 INFO L354 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2021-06-05 12:56:17,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2021-06-05 12:56:17,471 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-05 12:56:17,493 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:51, output treesize:57 [2021-06-05 12:56:17,703 INFO L354 Elim1Store]: treesize reduction 16, result has 51.5 percent of original size [2021-06-05 12:56:17,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 32 [2021-06-05 12:56:17,706 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:65, output treesize:28 [2021-06-05 12:56:17,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-05 12:56:17,824 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,835 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-05 12:56:17,836 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-05 12:56:17,836 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:46, output treesize:27 Received shutdown request... [2021-06-05 13:06:31,024 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-05 13:06:31,024 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 13:06:31,026 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 13:06:31,027 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 13:06:31,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 01:06:31 BasicIcfg [2021-06-05 13:06:31,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 13:06:31,028 INFO L168 Benchmark]: Toolchain (without parser) took 823976.77 ms. Allocated memory was 360.7 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 322.4 MB in the beginning and 11.0 GB in the end (delta: -10.7 GB). Peak memory consumption was 11.9 GB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 360.7 MB. Free memory is still 341.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 205.02 ms. Allocated memory is still 360.7 MB. Free memory was 322.2 MB in the beginning and 342.4 MB in the end (delta: -20.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.82 ms. Allocated memory is still 360.7 MB. Free memory was 342.4 MB in the beginning and 340.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: Boogie Preprocessor took 14.99 ms. Allocated memory is still 360.7 MB. Free memory was 340.3 MB in the beginning and 339.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: RCFGBuilder took 427.85 ms. Allocated memory is still 360.7 MB. Free memory was 339.2 MB in the beginning and 307.8 MB in the end (delta: 31.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L168 Benchmark]: TraceAbstraction took 823302.92 ms. Allocated memory was 360.7 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 307.8 MB in the beginning and 11.0 GB in the end (delta: -10.7 GB). Peak memory consumption was 11.9 GB. Max. memory is 16.0 GB. [2021-06-05 13:06:31,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 360.7 MB. Free memory is still 341.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 205.02 ms. Allocated memory is still 360.7 MB. Free memory was 322.2 MB in the beginning and 342.4 MB in the end (delta: -20.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.82 ms. Allocated memory is still 360.7 MB. Free memory was 342.4 MB in the beginning and 340.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.99 ms. Allocated memory is still 360.7 MB. Free memory was 340.3 MB in the beginning and 339.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 427.85 ms. Allocated memory is still 360.7 MB. Free memory was 339.2 MB in the beginning and 307.8 MB in the end (delta: 31.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 823302.92 ms. Allocated memory was 360.7 MB in the beginning and 14.8 GB in the end (delta: 14.5 GB). Free memory was 307.8 MB in the beginning and 11.0 GB in the end (delta: -10.7 GB). Peak memory consumption was 11.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 44]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 132 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 132 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 40]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 132 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while BasicCegarLoop was analyzing trace of length 132 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 203 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 823092.0ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 2548.4ms, AutomataDifference: 133020.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2540.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6230 SDtfs, 19740 SDslu, 89049 SDs, 0 SdLazy, 36764 SolverSat, 633 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22558.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1037 GetRequests, 262 SyntacticMatches, 34 SemanticMatches, 741 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24684 ImplicationChecksByTransitivity, 98545.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=91216occurred in iteration=8, InterpolantAutomatonStates: 579, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 52131.9ms AutomataMinimizationTime, 12 MinimizatonAttempts, 1160871 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 82.6ms SsaConstructionTime, 439.6ms SatisfiabilityAnalysisTime, 16510.4ms InterpolantComputationTime, 1807 NumberOfCodeBlocks, 1807 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1793 ConstructedInterpolants, 2 QuantifiedInterpolants, 27328 SizeOfPredicates, 43 NumberOfNonLiveVariables, 602 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 7/11 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown