/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread/queue.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 18:41:44,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 18:41:44,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 18:41:44,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 18:41:44,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 18:41:44,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 18:41:44,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 18:41:44,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 18:41:44,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 18:41:44,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 18:41:44,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 18:41:44,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 18:41:44,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 18:41:44,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 18:41:44,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 18:41:44,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 18:41:44,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 18:41:44,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 18:41:44,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 18:41:44,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 18:41:44,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 18:41:44,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 18:41:44,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 18:41:44,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 18:41:44,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 18:41:44,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 18:41:44,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 18:41:44,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 18:41:44,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 18:41:44,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 18:41:44,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 18:41:44,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 18:41:44,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 18:41:44,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 18:41:44,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 18:41:44,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 18:41:44,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 18:41:44,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 18:41:44,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 18:41:44,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 18:41:44,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 18:41:44,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2020-04-17 18:41:44,474 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 18:41:44,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 18:41:44,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 18:41:44,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 18:41:44,477 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 18:41:44,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 18:41:44,479 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 18:41:44,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 18:41:44,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 18:41:44,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 18:41:44,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 18:41:44,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 18:41:44,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 18:41:44,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 18:41:44,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 18:41:44,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 18:41:44,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 18:41:44,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 18:41:44,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 18:41:44,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 18:41:44,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 18:41:44,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 18:41:44,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 18:41:44,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 18:41:44,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 18:41:44,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 18:41:44,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 18:41:44,787 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 18:41:44,787 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 18:41:44,788 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue.i [2020-04-17 18:41:44,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b573bfe8/c6cdb015b67b4521bf836f2715f935e7/FLAGb2a50eadd [2020-04-17 18:41:45,461 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 18:41:45,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue.i [2020-04-17 18:41:45,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b573bfe8/c6cdb015b67b4521bf836f2715f935e7/FLAGb2a50eadd [2020-04-17 18:41:45,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b573bfe8/c6cdb015b67b4521bf836f2715f935e7 [2020-04-17 18:41:45,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 18:41:45,712 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 18:41:45,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 18:41:45,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 18:41:45,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 18:41:45,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:41:45" (1/1) ... [2020-04-17 18:41:45,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf7b22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:45, skipping insertion in model container [2020-04-17 18:41:45,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:41:45" (1/1) ... [2020-04-17 18:41:45,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 18:41:45,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 18:41:46,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:41:46,378 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 18:41:46,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:41:46,636 INFO L208 MainTranslator]: Completed translation [2020-04-17 18:41:46,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46 WrapperNode [2020-04-17 18:41:46,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 18:41:46,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 18:41:46,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 18:41:46,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 18:41:46,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 18:41:46,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 18:41:46,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 18:41:46,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 18:41:46,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... [2020-04-17 18:41:46,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 18:41:46,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 18:41:46,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 18:41:46,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 18:41:46,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 18:41:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-04-17 18:41:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-04-17 18:41:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-04-17 18:41:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-04-17 18:41:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 18:41:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 18:41:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 18:41:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 18:41:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-17 18:41:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-17 18:41:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 18:41:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 18:41:46,931 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-17 18:41:47,875 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-17 18:41:47,875 INFO L295 CfgBuilder]: Removed 18 assume(true) statements. [2020-04-17 18:41:47,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 06:41:47 BoogieIcfgContainer [2020-04-17 18:41:47,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-17 18:41:47,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-17 18:41:47,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-17 18:41:47,883 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-17 18:41:47,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.04 06:41:45" (1/3) ... [2020-04-17 18:41:47,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efcfdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 06:41:47, skipping insertion in model container [2020-04-17 18:41:47,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:41:46" (2/3) ... [2020-04-17 18:41:47,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efcfdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 06:41:47, skipping insertion in model container [2020-04-17 18:41:47,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 06:41:47" (3/3) ... [2020-04-17 18:41:47,886 INFO L109 eAbstractionObserver]: Analyzing ICFG queue.i [2020-04-17 18:41:47,896 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-17 18:41:47,896 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-17 18:41:47,903 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-04-17 18:41:47,904 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-17 18:41:47,952 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,953 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,953 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,953 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,954 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,954 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,955 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,955 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,955 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,956 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,956 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,956 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,957 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,957 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,957 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,957 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,958 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,958 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,958 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,958 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,958 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,959 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,960 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,961 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,961 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,961 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,961 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,961 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,962 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,962 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,963 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,965 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,965 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,965 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,965 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,965 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,966 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,966 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,966 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,967 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,967 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,968 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,968 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,968 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,969 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,969 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,969 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,970 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,971 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,971 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,971 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,971 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,973 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,973 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,973 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,974 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,974 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,974 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,974 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,974 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,975 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,975 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,975 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,975 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,979 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,979 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,979 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,980 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,980 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,980 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,981 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,982 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,983 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,984 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,984 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,984 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,984 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,984 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,985 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,985 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,985 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,985 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,985 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,986 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,989 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,990 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,990 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,991 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,992 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,992 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,993 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,993 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,995 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,995 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,995 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,996 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,996 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,996 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,996 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,996 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,997 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,997 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,997 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,997 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,998 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,998 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,998 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,998 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,998 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,999 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,999 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,999 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,999 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:47,999 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,000 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,001 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,002 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,003 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,004 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,005 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,006 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,006 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,006 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,006 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,006 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,007 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,008 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,009 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,010 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,010 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,010 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,010 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,010 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,013 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,014 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,014 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,014 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,020 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,021 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,021 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,021 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,021 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,022 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,022 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,022 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,022 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,022 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,023 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,023 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,023 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,023 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,023 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,024 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,024 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,024 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,024 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,024 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,025 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,026 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,027 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,032 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,032 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,032 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,032 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,033 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,036 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,036 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,037 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,037 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,037 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,037 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,037 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,038 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,039 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,039 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,039 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,040 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,040 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,040 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,040 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,041 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,042 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,042 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,042 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,042 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,044 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,044 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,044 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,045 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,045 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,045 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,045 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,045 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,046 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,047 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,047 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,048 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,049 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,054 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,055 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,056 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,057 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,058 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,059 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,060 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,060 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,071 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,072 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,072 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,072 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,072 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,072 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,073 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,073 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,073 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,074 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,074 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,074 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,074 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,075 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,075 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,075 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,075 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,075 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,076 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,077 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,077 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,077 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 18:41:48,099 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-17 18:41:48,118 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 18:41:48,119 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 18:41:48,119 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 18:41:48,119 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 18:41:48,119 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 18:41:48,119 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 18:41:48,119 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 18:41:48,119 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 18:41:48,144 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-04-17 18:41:48,146 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-17 18:41:48,239 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-17 18:41:48,239 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 18:41:48,251 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-04-17 18:41:48,265 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-17 18:41:48,342 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-17 18:41:48,342 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 18:41:48,346 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-04-17 18:41:48,356 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-04-17 18:41:48,357 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-04-17 18:41:50,885 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2020-04-17 18:41:52,537 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-04-17 18:41:52,644 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-04-17 18:41:53,696 WARN L192 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-04-17 18:41:53,834 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-04-17 18:41:54,727 WARN L192 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2020-04-17 18:41:55,013 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-04-17 18:41:55,772 WARN L192 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 132 [2020-04-17 18:41:56,141 WARN L192 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-04-17 18:41:56,510 WARN L192 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-04-17 18:41:56,880 WARN L192 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-04-17 18:41:58,420 WARN L192 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 152 DAG size of output: 147 [2020-04-17 18:41:58,837 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-04-17 18:41:58,863 INFO L206 etLargeBlockEncoding]: Checked pairs total: 33752 [2020-04-17 18:41:58,863 INFO L214 etLargeBlockEncoding]: Total number of compositions: 203 [2020-04-17 18:41:58,867 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 72 transitions, 166 flow [2020-04-17 18:41:58,924 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1165 states. [2020-04-17 18:41:58,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states. [2020-04-17 18:41:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-04-17 18:41:58,932 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:41:58,932 INFO L425 BasicCegarLoop]: trace histogram [1, 1] [2020-04-17 18:41:58,933 INFO L427 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:41:58,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:41:58,939 INFO L82 PathProgramCache]: Analyzing trace with hash 30247, now seen corresponding path program 1 times [2020-04-17 18:41:58,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:41:58,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854115688] [2020-04-17 18:41:58,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:41:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:41:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:41:59,070 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854115688] [2020-04-17 18:41:59,071 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:41:59,071 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-04-17 18:41:59,072 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361512283] [2020-04-17 18:41:59,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-17 18:41:59,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:41:59,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-17 18:41:59,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 18:41:59,094 INFO L87 Difference]: Start difference. First operand 1165 states. Second operand 2 states. [2020-04-17 18:41:59,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:41:59,166 INFO L93 Difference]: Finished difference Result 1163 states and 3076 transitions. [2020-04-17 18:41:59,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-17 18:41:59,168 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2020-04-17 18:41:59,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:41:59,200 INFO L225 Difference]: With dead ends: 1163 [2020-04-17 18:41:59,201 INFO L226 Difference]: Without dead ends: 1077 [2020-04-17 18:41:59,202 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 18:41:59,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-04-17 18:41:59,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1077. [2020-04-17 18:41:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1077 states. [2020-04-17 18:41:59,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 2875 transitions. [2020-04-17 18:41:59,348 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 2875 transitions. Word has length 2 [2020-04-17 18:41:59,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:41:59,348 INFO L479 AbstractCegarLoop]: Abstraction has 1077 states and 2875 transitions. [2020-04-17 18:41:59,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-17 18:41:59,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2875 transitions. [2020-04-17 18:41:59,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-17 18:41:59,350 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:41:59,351 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:41:59,351 INFO L427 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:41:59,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:41:59,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1551148377, now seen corresponding path program 1 times [2020-04-17 18:41:59,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:41:59,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314086392] [2020-04-17 18:41:59,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:41:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:41:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:41:59,505 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314086392] [2020-04-17 18:41:59,506 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:41:59,506 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:41:59,506 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101438999] [2020-04-17 18:41:59,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:41:59,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:41:59,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:41:59,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:41:59,508 INFO L87 Difference]: Start difference. First operand 1077 states and 2875 transitions. Second operand 3 states. [2020-04-17 18:41:59,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:41:59,540 INFO L93 Difference]: Finished difference Result 1077 states and 2838 transitions. [2020-04-17 18:41:59,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:41:59,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-04-17 18:41:59,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:41:59,553 INFO L225 Difference]: With dead ends: 1077 [2020-04-17 18:41:59,553 INFO L226 Difference]: Without dead ends: 1077 [2020-04-17 18:41:59,554 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:41:59,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2020-04-17 18:41:59,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1077. [2020-04-17 18:41:59,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1077 states. [2020-04-17 18:41:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 2838 transitions. [2020-04-17 18:41:59,589 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 2838 transitions. Word has length 11 [2020-04-17 18:41:59,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:41:59,591 INFO L479 AbstractCegarLoop]: Abstraction has 1077 states and 2838 transitions. [2020-04-17 18:41:59,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:41:59,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2838 transitions. [2020-04-17 18:41:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-17 18:41:59,600 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:41:59,600 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:41:59,603 INFO L427 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:41:59,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:41:59,604 INFO L82 PathProgramCache]: Analyzing trace with hash 304222627, now seen corresponding path program 1 times [2020-04-17 18:41:59,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:41:59,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232486127] [2020-04-17 18:41:59,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:41:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:41:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:41:59,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232486127] [2020-04-17 18:41:59,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:41:59,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-17 18:41:59,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34792400] [2020-04-17 18:41:59,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-17 18:41:59,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:41:59,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-17 18:41:59,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-04-17 18:41:59,883 INFO L87 Difference]: Start difference. First operand 1077 states and 2838 transitions. Second operand 6 states. [2020-04-17 18:42:00,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:00,246 INFO L93 Difference]: Finished difference Result 1076 states and 2835 transitions. [2020-04-17 18:42:00,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 18:42:00,247 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-04-17 18:42:00,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:00,255 INFO L225 Difference]: With dead ends: 1076 [2020-04-17 18:42:00,255 INFO L226 Difference]: Without dead ends: 1076 [2020-04-17 18:42:00,256 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-04-17 18:42:00,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2020-04-17 18:42:00,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 1076. [2020-04-17 18:42:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1076 states. [2020-04-17 18:42:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 2835 transitions. [2020-04-17 18:42:00,295 INFO L78 Accepts]: Start accepts. Automaton has 1076 states and 2835 transitions. Word has length 13 [2020-04-17 18:42:00,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:00,296 INFO L479 AbstractCegarLoop]: Abstraction has 1076 states and 2835 transitions. [2020-04-17 18:42:00,296 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-17 18:42:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2835 transitions. [2020-04-17 18:42:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-17 18:42:00,297 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:00,297 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:00,298 INFO L427 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:00,298 INFO L82 PathProgramCache]: Analyzing trace with hash 2053158153, now seen corresponding path program 1 times [2020-04-17 18:42:00,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:00,299 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785416016] [2020-04-17 18:42:00,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:00,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785416016] [2020-04-17 18:42:00,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:00,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 18:42:00,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483599459] [2020-04-17 18:42:00,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:42:00,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:00,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:42:00,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:42:00,357 INFO L87 Difference]: Start difference. First operand 1076 states and 2835 transitions. Second operand 3 states. [2020-04-17 18:42:00,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:00,378 INFO L93 Difference]: Finished difference Result 941 states and 2417 transitions. [2020-04-17 18:42:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:42:00,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-04-17 18:42:00,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:00,385 INFO L225 Difference]: With dead ends: 941 [2020-04-17 18:42:00,385 INFO L226 Difference]: Without dead ends: 909 [2020-04-17 18:42:00,386 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:42:00,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2020-04-17 18:42:00,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 909. [2020-04-17 18:42:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2020-04-17 18:42:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 2342 transitions. [2020-04-17 18:42:00,413 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 2342 transitions. Word has length 13 [2020-04-17 18:42:00,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:00,414 INFO L479 AbstractCegarLoop]: Abstraction has 909 states and 2342 transitions. [2020-04-17 18:42:00,414 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:42:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2342 transitions. [2020-04-17 18:42:00,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 18:42:00,415 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:00,415 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:00,415 INFO L427 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:00,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:00,416 INFO L82 PathProgramCache]: Analyzing trace with hash -1470878311, now seen corresponding path program 1 times [2020-04-17 18:42:00,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:00,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435044320] [2020-04-17 18:42:00,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:00,626 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435044320] [2020-04-17 18:42:00,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:00,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-17 18:42:00,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078240597] [2020-04-17 18:42:00,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-17 18:42:00,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:00,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-17 18:42:00,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-04-17 18:42:00,628 INFO L87 Difference]: Start difference. First operand 909 states and 2342 transitions. Second operand 8 states. [2020-04-17 18:42:01,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:01,019 INFO L93 Difference]: Finished difference Result 1067 states and 2733 transitions. [2020-04-17 18:42:01,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-17 18:42:01,020 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-04-17 18:42:01,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:01,026 INFO L225 Difference]: With dead ends: 1067 [2020-04-17 18:42:01,027 INFO L226 Difference]: Without dead ends: 1067 [2020-04-17 18:42:01,028 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-04-17 18:42:01,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2020-04-17 18:42:01,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 965. [2020-04-17 18:42:01,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2020-04-17 18:42:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 2474 transitions. [2020-04-17 18:42:01,059 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 2474 transitions. Word has length 14 [2020-04-17 18:42:01,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:01,060 INFO L479 AbstractCegarLoop]: Abstraction has 965 states and 2474 transitions. [2020-04-17 18:42:01,060 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-17 18:42:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 2474 transitions. [2020-04-17 18:42:01,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 18:42:01,061 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:01,061 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:01,062 INFO L427 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:01,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:01,062 INFO L82 PathProgramCache]: Analyzing trace with hash -69142429, now seen corresponding path program 2 times [2020-04-17 18:42:01,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:01,063 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635408074] [2020-04-17 18:42:01,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:01,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635408074] [2020-04-17 18:42:01,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:01,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-17 18:42:01,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575106243] [2020-04-17 18:42:01,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 18:42:01,254 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:01,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 18:42:01,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-04-17 18:42:01,254 INFO L87 Difference]: Start difference. First operand 965 states and 2474 transitions. Second operand 7 states. [2020-04-17 18:42:01,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:01,524 INFO L93 Difference]: Finished difference Result 1021 states and 2592 transitions. [2020-04-17 18:42:01,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 18:42:01,525 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-17 18:42:01,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:01,531 INFO L225 Difference]: With dead ends: 1021 [2020-04-17 18:42:01,531 INFO L226 Difference]: Without dead ends: 1021 [2020-04-17 18:42:01,532 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-17 18:42:01,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-04-17 18:42:01,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 895. [2020-04-17 18:42:01,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2020-04-17 18:42:01,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 2295 transitions. [2020-04-17 18:42:01,555 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 2295 transitions. Word has length 14 [2020-04-17 18:42:01,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:01,555 INFO L479 AbstractCegarLoop]: Abstraction has 895 states and 2295 transitions. [2020-04-17 18:42:01,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 18:42:01,556 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2295 transitions. [2020-04-17 18:42:01,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 18:42:01,557 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:01,557 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:01,557 INFO L427 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:01,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:01,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1520950043, now seen corresponding path program 1 times [2020-04-17 18:42:01,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:01,558 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732839392] [2020-04-17 18:42:01,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:01,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732839392] [2020-04-17 18:42:01,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:01,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-17 18:42:01,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174127594] [2020-04-17 18:42:01,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-04-17 18:42:01,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:01,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-17 18:42:01,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-04-17 18:42:01,855 INFO L87 Difference]: Start difference. First operand 895 states and 2295 transitions. Second operand 10 states. [2020-04-17 18:42:02,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:02,343 INFO L93 Difference]: Finished difference Result 893 states and 2291 transitions. [2020-04-17 18:42:02,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 18:42:02,345 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-04-17 18:42:02,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:02,350 INFO L225 Difference]: With dead ends: 893 [2020-04-17 18:42:02,350 INFO L226 Difference]: Without dead ends: 893 [2020-04-17 18:42:02,351 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-04-17 18:42:02,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2020-04-17 18:42:02,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 893. [2020-04-17 18:42:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2020-04-17 18:42:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 2291 transitions. [2020-04-17 18:42:02,373 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 2291 transitions. Word has length 14 [2020-04-17 18:42:02,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:02,374 INFO L479 AbstractCegarLoop]: Abstraction has 893 states and 2291 transitions. [2020-04-17 18:42:02,374 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-04-17 18:42:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2291 transitions. [2020-04-17 18:42:02,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:42:02,375 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:02,375 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:02,375 INFO L427 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:02,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:02,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1967571483, now seen corresponding path program 1 times [2020-04-17 18:42:02,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:02,376 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398873813] [2020-04-17 18:42:02,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:02,714 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398873813] [2020-04-17 18:42:02,714 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:02,714 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 18:42:02,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432387731] [2020-04-17 18:42:02,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 18:42:02,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:02,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 18:42:02,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-04-17 18:42:02,716 INFO L87 Difference]: Start difference. First operand 893 states and 2291 transitions. Second operand 11 states. [2020-04-17 18:42:03,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:42:03,541 INFO L93 Difference]: Finished difference Result 989 states and 2526 transitions. [2020-04-17 18:42:03,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 18:42:03,542 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 18:42:03,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:42:03,549 INFO L225 Difference]: With dead ends: 989 [2020-04-17 18:42:03,549 INFO L226 Difference]: Without dead ends: 934 [2020-04-17 18:42:03,550 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2020-04-17 18:42:03,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2020-04-17 18:42:03,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 880. [2020-04-17 18:42:03,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2020-04-17 18:42:03,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 2269 transitions. [2020-04-17 18:42:03,571 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 2269 transitions. Word has length 15 [2020-04-17 18:42:03,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:42:03,571 INFO L479 AbstractCegarLoop]: Abstraction has 880 states and 2269 transitions. [2020-04-17 18:42:03,571 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 18:42:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2269 transitions. [2020-04-17 18:42:03,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:42:03,572 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:42:03,572 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:42:03,573 INFO L427 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:42:03,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:42:03,573 INFO L82 PathProgramCache]: Analyzing trace with hash -188053239, now seen corresponding path program 2 times [2020-04-17 18:42:03,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:42:03,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999608851] [2020-04-17 18:42:03,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:42:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:42:07,602 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 33 [2020-04-17 18:42:07,783 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 39 [2020-04-17 18:42:08,000 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-04-17 18:42:08,294 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2020-04-17 18:42:09,013 WARN L192 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 52 [2020-04-17 18:42:09,516 WARN L192 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-04-17 18:42:10,275 WARN L192 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2020-04-17 18:42:11,154 WARN L192 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 59 [2020-04-17 18:42:11,873 WARN L192 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-04-17 18:42:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:42:11,970 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999608851] [2020-04-17 18:42:11,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:42:11,971 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-17 18:42:11,971 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74930101] [2020-04-17 18:42:11,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-04-17 18:42:11,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:42:11,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-17 18:42:11,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-04-17 18:42:11,972 INFO L87 Difference]: Start difference. First operand 880 states and 2269 transitions. Second operand 12 states. [2020-04-17 18:42:12,655 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-04-17 18:42:15,736 WARN L192 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2020-04-17 18:42:22,976 WARN L192 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 109 DAG size of output: 65 [2020-04-17 18:42:52,400 WARN L192 SmtUtils]: Spent 24.80 s on a formula simplification. DAG size of input: 154 DAG size of output: 110 [2020-04-17 18:43:30,656 WARN L192 SmtUtils]: Spent 31.52 s on a formula simplification. DAG size of input: 166 DAG size of output: 122 [2020-04-17 18:43:42,460 WARN L192 SmtUtils]: Spent 4.72 s on a formula simplification that was a NOOP. DAG size: 104 [2020-04-17 18:43:59,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:43:59,701 INFO L93 Difference]: Finished difference Result 1046 states and 2693 transitions. [2020-04-17 18:43:59,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-04-17 18:43:59,702 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-04-17 18:43:59,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:43:59,707 INFO L225 Difference]: With dead ends: 1046 [2020-04-17 18:43:59,707 INFO L226 Difference]: Without dead ends: 1031 [2020-04-17 18:43:59,707 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 80.2s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2020-04-17 18:43:59,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1031 states. [2020-04-17 18:43:59,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1031 to 866. [2020-04-17 18:43:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states. [2020-04-17 18:43:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 2236 transitions. [2020-04-17 18:43:59,727 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 2236 transitions. Word has length 15 [2020-04-17 18:43:59,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:43:59,727 INFO L479 AbstractCegarLoop]: Abstraction has 866 states and 2236 transitions. [2020-04-17 18:43:59,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-04-17 18:43:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2236 transitions. [2020-04-17 18:43:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:43:59,728 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:43:59,728 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:43:59,728 INFO L427 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:43:59,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:43:59,729 INFO L82 PathProgramCache]: Analyzing trace with hash -96892779, now seen corresponding path program 3 times [2020-04-17 18:43:59,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:43:59,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316096075] [2020-04-17 18:43:59,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:43:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:00,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316096075] [2020-04-17 18:44:00,017 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:00,017 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 18:44:00,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424613800] [2020-04-17 18:44:00,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 18:44:00,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:00,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 18:44:00,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-04-17 18:44:00,019 INFO L87 Difference]: Start difference. First operand 866 states and 2236 transitions. Second operand 11 states. [2020-04-17 18:44:00,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:00,722 INFO L93 Difference]: Finished difference Result 910 states and 2345 transitions. [2020-04-17 18:44:00,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 18:44:00,722 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 18:44:00,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:00,727 INFO L225 Difference]: With dead ends: 910 [2020-04-17 18:44:00,728 INFO L226 Difference]: Without dead ends: 900 [2020-04-17 18:44:00,728 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-04-17 18:44:00,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2020-04-17 18:44:00,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 852. [2020-04-17 18:44:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 852 states. [2020-04-17 18:44:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 2203 transitions. [2020-04-17 18:44:00,747 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 2203 transitions. Word has length 15 [2020-04-17 18:44:00,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:00,747 INFO L479 AbstractCegarLoop]: Abstraction has 852 states and 2203 transitions. [2020-04-17 18:44:00,747 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 18:44:00,747 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2203 transitions. [2020-04-17 18:44:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 18:44:00,748 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:00,748 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 18:44:00,748 INFO L427 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:00,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:00,749 INFO L82 PathProgramCache]: Analyzing trace with hash -95278299, now seen corresponding path program 4 times [2020-04-17 18:44:00,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:00,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568011361] [2020-04-17 18:44:00,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:01,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:01,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568011361] [2020-04-17 18:44:01,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:01,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 18:44:01,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587989367] [2020-04-17 18:44:01,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 18:44:01,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:01,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 18:44:01,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-04-17 18:44:01,084 INFO L87 Difference]: Start difference. First operand 852 states and 2203 transitions. Second operand 11 states. [2020-04-17 18:44:01,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:01,697 INFO L93 Difference]: Finished difference Result 854 states and 2218 transitions. [2020-04-17 18:44:01,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 18:44:01,697 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 18:44:01,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:01,702 INFO L225 Difference]: With dead ends: 854 [2020-04-17 18:44:01,702 INFO L226 Difference]: Without dead ends: 849 [2020-04-17 18:44:01,702 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2020-04-17 18:44:01,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2020-04-17 18:44:01,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 810. [2020-04-17 18:44:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 810 states. [2020-04-17 18:44:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 2109 transitions. [2020-04-17 18:44:01,720 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 2109 transitions. Word has length 15 [2020-04-17 18:44:01,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:01,720 INFO L479 AbstractCegarLoop]: Abstraction has 810 states and 2109 transitions. [2020-04-17 18:44:01,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 18:44:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 2109 transitions. [2020-04-17 18:44:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-04-17 18:44:01,722 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:01,722 INFO L425 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] [2020-04-17 18:44:01,722 INFO L427 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:01,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:01,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1510697184, now seen corresponding path program 1 times [2020-04-17 18:44:01,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:01,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177808733] [2020-04-17 18:44:01,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:01,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177808733] [2020-04-17 18:44:01,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:01,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 18:44:01,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981196371] [2020-04-17 18:44:01,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 18:44:01,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:01,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 18:44:01,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:44:01,763 INFO L87 Difference]: Start difference. First operand 810 states and 2109 transitions. Second operand 3 states. [2020-04-17 18:44:01,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:01,785 INFO L93 Difference]: Finished difference Result 373 states and 802 transitions. [2020-04-17 18:44:01,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 18:44:01,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-04-17 18:44:01,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:01,788 INFO L225 Difference]: With dead ends: 373 [2020-04-17 18:44:01,788 INFO L226 Difference]: Without dead ends: 367 [2020-04-17 18:44:01,790 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 18:44:01,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2020-04-17 18:44:01,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 301. [2020-04-17 18:44:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-04-17 18:44:01,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 653 transitions. [2020-04-17 18:44:01,797 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 653 transitions. Word has length 35 [2020-04-17 18:44:01,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:01,797 INFO L479 AbstractCegarLoop]: Abstraction has 301 states and 653 transitions. [2020-04-17 18:44:01,797 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 18:44:01,797 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 653 transitions. [2020-04-17 18:44:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-17 18:44:01,801 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:01,801 INFO L425 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] [2020-04-17 18:44:01,801 INFO L427 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:01,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:01,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1665489794, now seen corresponding path program 1 times [2020-04-17 18:44:01,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:01,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858317132] [2020-04-17 18:44:01,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:02,296 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858317132] [2020-04-17 18:44:02,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:02,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-17 18:44:02,296 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903881961] [2020-04-17 18:44:02,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-04-17 18:44:02,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:02,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-04-17 18:44:02,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-04-17 18:44:02,298 INFO L87 Difference]: Start difference. First operand 301 states and 653 transitions. Second operand 14 states. [2020-04-17 18:44:02,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:02,980 INFO L93 Difference]: Finished difference Result 352 states and 758 transitions. [2020-04-17 18:44:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-04-17 18:44:02,981 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2020-04-17 18:44:02,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:02,983 INFO L225 Difference]: With dead ends: 352 [2020-04-17 18:44:02,983 INFO L226 Difference]: Without dead ends: 352 [2020-04-17 18:44:02,984 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2020-04-17 18:44:02,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2020-04-17 18:44:02,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 341. [2020-04-17 18:44:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-04-17 18:44:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 736 transitions. [2020-04-17 18:44:02,992 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 736 transitions. Word has length 36 [2020-04-17 18:44:02,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:02,993 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 736 transitions. [2020-04-17 18:44:02,993 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-04-17 18:44:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 736 transitions. [2020-04-17 18:44:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-04-17 18:44:02,994 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:02,994 INFO L425 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] [2020-04-17 18:44:02,994 INFO L427 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:02,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:02,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1970428694, now seen corresponding path program 2 times [2020-04-17 18:44:02,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:02,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406420764] [2020-04-17 18:44:02,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:03,226 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-04-17 18:44:03,361 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-04-17 18:44:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:03,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406420764] [2020-04-17 18:44:03,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:03,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-17 18:44:03,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114900838] [2020-04-17 18:44:03,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-04-17 18:44:03,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:03,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-04-17 18:44:03,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-04-17 18:44:03,713 INFO L87 Difference]: Start difference. First operand 341 states and 736 transitions. Second operand 14 states. [2020-04-17 18:44:04,010 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2020-04-17 18:44:04,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:04,770 INFO L93 Difference]: Finished difference Result 367 states and 788 transitions. [2020-04-17 18:44:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-04-17 18:44:04,770 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2020-04-17 18:44:04,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:04,772 INFO L225 Difference]: With dead ends: 367 [2020-04-17 18:44:04,772 INFO L226 Difference]: Without dead ends: 367 [2020-04-17 18:44:04,773 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=87, Invalid=293, Unknown=0, NotChecked=0, Total=380 [2020-04-17 18:44:04,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2020-04-17 18:44:04,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 341. [2020-04-17 18:44:04,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-04-17 18:44:04,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 736 transitions. [2020-04-17 18:44:04,780 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 736 transitions. Word has length 36 [2020-04-17 18:44:04,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:04,780 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 736 transitions. [2020-04-17 18:44:04,780 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-04-17 18:44:04,780 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 736 transitions. [2020-04-17 18:44:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-17 18:44:04,781 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:04,782 INFO L425 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] [2020-04-17 18:44:04,782 INFO L427 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:04,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:04,782 INFO L82 PathProgramCache]: Analyzing trace with hash 761278187, now seen corresponding path program 1 times [2020-04-17 18:44:04,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:04,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754138050] [2020-04-17 18:44:04,783 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 18:44:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 18:44:05,594 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754138050] [2020-04-17 18:44:05,595 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 18:44:05,595 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-04-17 18:44:05,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238135259] [2020-04-17 18:44:05,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-04-17 18:44:05,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 18:44:05,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-04-17 18:44:05,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2020-04-17 18:44:05,596 INFO L87 Difference]: Start difference. First operand 341 states and 736 transitions. Second operand 22 states. [2020-04-17 18:44:07,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 18:44:07,229 INFO L93 Difference]: Finished difference Result 516 states and 1112 transitions. [2020-04-17 18:44:07,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-04-17 18:44:07,230 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 37 [2020-04-17 18:44:07,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 18:44:07,234 INFO L225 Difference]: With dead ends: 516 [2020-04-17 18:44:07,234 INFO L226 Difference]: Without dead ends: 507 [2020-04-17 18:44:07,235 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=231, Invalid=761, Unknown=0, NotChecked=0, Total=992 [2020-04-17 18:44:07,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2020-04-17 18:44:07,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 455. [2020-04-17 18:44:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2020-04-17 18:44:07,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 991 transitions. [2020-04-17 18:44:07,243 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 991 transitions. Word has length 37 [2020-04-17 18:44:07,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 18:44:07,244 INFO L479 AbstractCegarLoop]: Abstraction has 455 states and 991 transitions. [2020-04-17 18:44:07,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-04-17 18:44:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 991 transitions. [2020-04-17 18:44:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-17 18:44:07,245 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 18:44:07,245 INFO L425 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] [2020-04-17 18:44:07,246 INFO L427 AbstractCegarLoop]: === Iteration 16 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-17 18:44:07,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 18:44:07,246 INFO L82 PathProgramCache]: Analyzing trace with hash 2126544081, now seen corresponding path program 1 times [2020-04-17 18:44:07,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 18:44:07,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519018469] [2020-04-17 18:44:07,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 18:44:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-04-17 18:46:00,906 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,911 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,912 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,914 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,915 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,918 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,922 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,924 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,925 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,926 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,929 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,930 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,930 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,931 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 18:46:00,939 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-17 18:46:00,942 WARN L228 ceAbstractionStarter]: Timeout [2020-04-17 18:46:00,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.04 06:46:00 BasicIcfg [2020-04-17 18:46:00,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-17 18:46:00,949 INFO L168 Benchmark]: Toolchain (without parser) took 255254.90 ms. Allocated memory was 139.5 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 102.4 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,950 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 924.74 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 134.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.34 ms. Allocated memory is still 203.9 MB. Free memory was 134.6 MB in the beginning and 131.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,953 INFO L168 Benchmark]: Boogie Preprocessor took 53.83 ms. Allocated memory is still 203.9 MB. Free memory was 131.3 MB in the beginning and 129.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,954 INFO L168 Benchmark]: RCFGBuilder took 1049.88 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 128.6 MB in the beginning and 196.7 MB in the end (delta: -68.1 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,955 INFO L168 Benchmark]: TraceAbstraction took 253065.60 ms. Allocated memory was 235.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 196.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-04-17 18:46:00,961 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 924.74 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 134.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 134.34 ms. Allocated memory is still 203.9 MB. Free memory was 134.6 MB in the beginning and 131.3 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.83 ms. Allocated memory is still 203.9 MB. Free memory was 131.3 MB in the beginning and 129.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1049.88 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 128.6 MB in the beginning and 196.7 MB in the end (delta: -68.1 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 253065.60 ms. Allocated memory was 235.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 196.7 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 10.7s, 234 ProgramPointsBefore, 66 ProgramPointsAfterwards, 244 TransitionsBefore, 72 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 10 FixpointIterations, 63 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 24 ConcurrentYvCompositions, 4 ChoiceCompositions, 8019 VarBasedMoverChecksPositive, 170 VarBasedMoverChecksNegative, 55 SemBasedMoverChecksPositive, 175 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 0 MoverChecksTotal, 33752 CheckedPairsTotal, 203 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1013). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 39 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 37 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 252.8s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 115.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.8s, HoareTripleCheckerStatistics: 886 SDtfs, 1044 SDslu, 2794 SDs, 0 SdLazy, 4542 SolverSat, 228 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 35.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 214 GetRequests, 28 SyntacticMatches, 22 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 85.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1165occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 689 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 285 NumberOfCodeBlocks, 285 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 325090 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 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