/usr/bin/java -Xmx16000000000 -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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 16:28:02,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 16:28:02,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 16:28:02,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 16:28:02,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 16:28:02,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 16:28:02,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 16:28:02,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 16:28:02,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 16:28:02,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 16:28:02,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 16:28:02,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 16:28:02,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 16:28:02,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 16:28:02,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 16:28:02,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 16:28:02,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 16:28:02,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 16:28:02,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 16:28:02,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 16:28:02,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 16:28:02,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 16:28:02,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 16:28:02,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 16:28:02,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 16:28:02,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 16:28:02,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 16:28:02,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 16:28:02,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 16:28:02,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 16:28:02,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 16:28:02,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 16:28:02,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 16:28:02,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 16:28:02,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 16:28:02,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 16:28:02,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 16:28:02,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 16:28:02,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 16:28:02,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 16:28:02,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 16:28:02,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 16:28:02,520 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 16:28:02,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 16:28:02,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 16:28:02,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 16:28:02,521 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 16:28:02,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 16:28:02,522 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 16:28:02,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 16:28:02,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 16:28:02,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 16:28:02,523 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 16:28:02,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 16:28:02,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 16:28:02,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 16:28:02,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 16:28:02,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 16:28:02,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 16:28:02,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 16:28:02,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 16:28:02,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 16:28:02,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 16:28:02,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 16:28:02,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 16:28:02,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 16:28:02,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 16:28:02,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 16:28:02,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 16:28:02,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 16:28:02,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 16:28:02,816 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 16:28:02,816 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2020-10-15 16:28:02,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f76d1fd0/be6c35b9b38c454ca7b4a5a5c41d9584/FLAG5f5ca4551 [2020-10-15 16:28:03,306 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 16:28:03,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2020-10-15 16:28:03,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f76d1fd0/be6c35b9b38c454ca7b4a5a5c41d9584/FLAG5f5ca4551 [2020-10-15 16:28:03,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f76d1fd0/be6c35b9b38c454ca7b4a5a5c41d9584 [2020-10-15 16:28:03,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 16:28:03,623 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 16:28:03,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 16:28:03,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 16:28:03,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 16:28:03,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:28:03" (1/1) ... [2020-10-15 16:28:03,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9c1b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:03, skipping insertion in model container [2020-10-15 16:28:03,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:28:03" (1/1) ... [2020-10-15 16:28:03,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 16:28:03,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 16:28:04,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 16:28:04,340 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 16:28:04,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 16:28:04,545 INFO L208 MainTranslator]: Completed translation [2020-10-15 16:28:04,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04 WrapperNode [2020-10-15 16:28:04,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 16:28:04,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 16:28:04,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 16:28:04,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 16:28:04,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 16:28:04,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 16:28:04,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 16:28:04,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 16:28:04,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (1/1) ... [2020-10-15 16:28:04,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 16:28:04,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 16:28:04,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 16:28:04,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 16:28:04,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (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 [2020-10-15 16:28:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-15 16:28:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-15 16:28:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-15 16:28:04,748 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-15 16:28:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 16:28:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 16:28:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 16:28:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 16:28:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-15 16:28:04,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 16:28:04,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 16:28:04,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 16:28:04,753 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 16:28:05,374 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 16:28:05,374 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-15 16:28:05,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:28:05 BoogieIcfgContainer [2020-10-15 16:28:05,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 16:28:05,379 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 16:28:05,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 16:28:05,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 16:28:05,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:28:03" (1/3) ... [2020-10-15 16:28:05,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0121a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:28:05, skipping insertion in model container [2020-10-15 16:28:05,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:28:04" (2/3) ... [2020-10-15 16:28:05,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0121a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:28:05, skipping insertion in model container [2020-10-15 16:28:05,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:28:05" (3/3) ... [2020-10-15 16:28:05,387 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2020-10-15 16:28:05,400 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 16:28:05,400 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 16:28:05,408 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-15 16:28:05,409 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 16:28:05,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,458 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,460 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,462 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,462 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,462 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,463 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,463 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,463 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,464 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,464 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,464 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,464 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,465 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,465 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,465 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,465 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,465 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,466 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,466 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,466 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,466 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,467 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,467 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,467 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,467 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,468 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,468 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,468 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,469 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,470 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,470 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,471 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,472 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,472 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,472 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,473 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,474 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,474 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,475 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,480 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,481 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,481 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,482 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,486 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,486 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,487 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,487 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,495 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,495 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,496 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,503 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,503 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,507 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,509 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,509 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,510 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,510 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,511 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,511 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,511 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,512 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,512 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,512 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,513 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,515 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,516 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,516 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,516 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,516 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,518 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,519 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,521 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,521 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,521 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,522 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,523 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,523 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,524 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,525 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,525 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,525 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,525 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,526 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,533 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,534 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,534 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,534 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,535 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,535 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,535 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,536 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,537 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,538 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,539 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,539 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,540 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,541 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,541 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,542 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,543 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,543 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,573 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,577 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,577 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,578 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,579 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,579 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,580 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,581 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,586 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,586 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,587 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,588 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,589 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,590 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,590 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,590 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,591 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,591 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,592 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,593 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,593 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,593 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,594 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,594 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,595 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,596 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,607 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,607 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,607 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,620 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,620 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,621 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,622 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,622 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,623 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,623 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,623 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,624 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 16:28:05,654 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-15 16:28:05,675 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 16:28:05,675 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 16:28:05,676 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 16:28:05,676 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 16:28:05,676 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 16:28:05,676 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 16:28:05,676 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 16:28:05,676 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 16:28:05,697 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 16:28:05,701 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-15 16:28:05,704 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-15 16:28:05,706 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-10-15 16:28:05,830 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-10-15 16:28:05,832 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-15 16:28:05,845 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. [2020-10-15 16:28:05,860 INFO L117 LiptonReduction]: Number of co-enabled transitions 14896 [2020-10-15 16:28:09,231 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-10-15 16:28:10,872 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-10-15 16:28:11,121 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-15 16:28:11,988 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 16:28:12,915 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-15 16:28:12,938 INFO L132 LiptonReduction]: Checked pairs total: 35617 [2020-10-15 16:28:12,938 INFO L134 LiptonReduction]: Total number of compositions: 210 [2020-10-15 16:28:12,945 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 71 transitions, 164 flow [2020-10-15 16:28:13,007 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1201 states. [2020-10-15 16:28:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states. [2020-10-15 16:28:13,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-15 16:28:13,015 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:13,015 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-15 16:28:13,016 INFO L429 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]=== [2020-10-15 16:28:13,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:13,021 INFO L82 PathProgramCache]: Analyzing trace with hash 964, now seen corresponding path program 1 times [2020-10-15 16:28:13,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:13,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898523426] [2020-10-15 16:28:13,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:13,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:13,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898523426] [2020-10-15 16:28:13,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:13,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-15 16:28:13,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142530332] [2020-10-15 16:28:13,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 16:28:13,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:13,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 16:28:13,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 16:28:13,169 INFO L87 Difference]: Start difference. First operand 1201 states. Second operand 2 states. [2020-10-15 16:28:13,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:13,224 INFO L93 Difference]: Finished difference Result 1200 states and 3170 transitions. [2020-10-15 16:28:13,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 16:28:13,225 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-15 16:28:13,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:13,257 INFO L225 Difference]: With dead ends: 1200 [2020-10-15 16:28:13,257 INFO L226 Difference]: Without dead ends: 1109 [2020-10-15 16:28:13,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 16:28:13,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-10-15 16:28:13,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-10-15 16:28:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-10-15 16:28:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2958 transitions. [2020-10-15 16:28:13,401 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2958 transitions. Word has length 1 [2020-10-15 16:28:13,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:13,401 INFO L481 AbstractCegarLoop]: Abstraction has 1109 states and 2958 transitions. [2020-10-15 16:28:13,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 16:28:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2958 transitions. [2020-10-15 16:28:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-15 16:28:13,404 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:13,404 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:13,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 16:28:13,404 INFO L429 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]=== [2020-10-15 16:28:13,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:13,405 INFO L82 PathProgramCache]: Analyzing trace with hash -484874631, now seen corresponding path program 1 times [2020-10-15 16:28:13,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:13,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358611369] [2020-10-15 16:28:13,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:13,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:13,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358611369] [2020-10-15 16:28:13,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:13,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 16:28:13,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344887895] [2020-10-15 16:28:13,568 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 16:28:13,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:13,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 16:28:13,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:13,569 INFO L87 Difference]: Start difference. First operand 1109 states and 2958 transitions. Second operand 3 states. [2020-10-15 16:28:13,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:13,592 INFO L93 Difference]: Finished difference Result 1109 states and 2921 transitions. [2020-10-15 16:28:13,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 16:28:13,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-15 16:28:13,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:13,601 INFO L225 Difference]: With dead ends: 1109 [2020-10-15 16:28:13,601 INFO L226 Difference]: Without dead ends: 1109 [2020-10-15 16:28:13,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:13,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-10-15 16:28:13,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-10-15 16:28:13,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-10-15 16:28:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2921 transitions. [2020-10-15 16:28:13,638 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2921 transitions. Word has length 11 [2020-10-15 16:28:13,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:13,638 INFO L481 AbstractCegarLoop]: Abstraction has 1109 states and 2921 transitions. [2020-10-15 16:28:13,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 16:28:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2921 transitions. [2020-10-15 16:28:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 16:28:13,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:13,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:13,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 16:28:13,641 INFO L429 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]=== [2020-10-15 16:28:13,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:13,641 INFO L82 PathProgramCache]: Analyzing trace with hash -2105337476, now seen corresponding path program 1 times [2020-10-15 16:28:13,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:13,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023710441] [2020-10-15 16:28:13,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:14,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023710441] [2020-10-15 16:28:14,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:14,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-15 16:28:14,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749922165] [2020-10-15 16:28:14,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 16:28:14,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:14,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 16:28:14,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 16:28:14,054 INFO L87 Difference]: Start difference. First operand 1109 states and 2921 transitions. Second operand 5 states. [2020-10-15 16:28:14,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:14,380 INFO L93 Difference]: Finished difference Result 1108 states and 2918 transitions. [2020-10-15 16:28:14,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 16:28:14,381 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-15 16:28:14,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:14,388 INFO L225 Difference]: With dead ends: 1108 [2020-10-15 16:28:14,388 INFO L226 Difference]: Without dead ends: 1108 [2020-10-15 16:28:14,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-15 16:28:14,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-15 16:28:14,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2020-10-15 16:28:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2020-10-15 16:28:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 2918 transitions. [2020-10-15 16:28:14,424 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 2918 transitions. Word has length 13 [2020-10-15 16:28:14,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:14,425 INFO L481 AbstractCegarLoop]: Abstraction has 1108 states and 2918 transitions. [2020-10-15 16:28:14,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 16:28:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2918 transitions. [2020-10-15 16:28:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 16:28:14,427 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:14,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:14,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 16:28:14,428 INFO L429 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]=== [2020-10-15 16:28:14,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:14,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1475451711, now seen corresponding path program 1 times [2020-10-15 16:28:14,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:14,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774802959] [2020-10-15 16:28:14,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:14,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774802959] [2020-10-15 16:28:14,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:14,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 16:28:14,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261337371] [2020-10-15 16:28:14,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 16:28:14,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:14,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 16:28:14,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:14,473 INFO L87 Difference]: Start difference. First operand 1108 states and 2918 transitions. Second operand 3 states. [2020-10-15 16:28:14,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:14,502 INFO L93 Difference]: Finished difference Result 985 states and 2529 transitions. [2020-10-15 16:28:14,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 16:28:14,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-15 16:28:14,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:14,509 INFO L225 Difference]: With dead ends: 985 [2020-10-15 16:28:14,509 INFO L226 Difference]: Without dead ends: 953 [2020-10-15 16:28:14,509 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:14,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-10-15 16:28:14,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 953. [2020-10-15 16:28:14,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 953 states. [2020-10-15 16:28:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 2454 transitions. [2020-10-15 16:28:14,539 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 2454 transitions. Word has length 13 [2020-10-15 16:28:14,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:14,540 INFO L481 AbstractCegarLoop]: Abstraction has 953 states and 2454 transitions. [2020-10-15 16:28:14,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 16:28:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2454 transitions. [2020-10-15 16:28:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 16:28:14,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:14,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:14,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 16:28:14,545 INFO L429 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]=== [2020-10-15 16:28:14,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:14,545 INFO L82 PathProgramCache]: Analyzing trace with hash -482065399, now seen corresponding path program 1 times [2020-10-15 16:28:14,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:14,545 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612783434] [2020-10-15 16:28:14,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:14,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:14,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612783434] [2020-10-15 16:28:14,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:14,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 16:28:14,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329467734] [2020-10-15 16:28:14,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 16:28:14,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:14,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 16:28:14,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-15 16:28:14,894 INFO L87 Difference]: Start difference. First operand 953 states and 2454 transitions. Second operand 9 states. [2020-10-15 16:28:15,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:15,457 INFO L93 Difference]: Finished difference Result 1079 states and 2770 transitions. [2020-10-15 16:28:15,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 16:28:15,458 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-15 16:28:15,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:15,464 INFO L225 Difference]: With dead ends: 1079 [2020-10-15 16:28:15,464 INFO L226 Difference]: Without dead ends: 1059 [2020-10-15 16:28:15,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-10-15 16:28:15,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-15 16:28:15,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 975. [2020-10-15 16:28:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2020-10-15 16:28:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 2504 transitions. [2020-10-15 16:28:15,494 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 2504 transitions. Word has length 14 [2020-10-15 16:28:15,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:15,495 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 2504 transitions. [2020-10-15 16:28:15,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 16:28:15,495 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2504 transitions. [2020-10-15 16:28:15,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 16:28:15,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:15,496 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:15,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 16:28:15,496 INFO L429 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]=== [2020-10-15 16:28:15,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:15,497 INFO L82 PathProgramCache]: Analyzing trace with hash -313921473, now seen corresponding path program 1 times [2020-10-15 16:28:15,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:15,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772280302] [2020-10-15 16:28:15,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:15,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772280302] [2020-10-15 16:28:15,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:15,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 16:28:15,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516999806] [2020-10-15 16:28:15,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 16:28:15,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:15,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 16:28:15,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-15 16:28:15,847 INFO L87 Difference]: Start difference. First operand 975 states and 2504 transitions. Second operand 9 states. [2020-10-15 16:28:16,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:16,206 INFO L93 Difference]: Finished difference Result 973 states and 2500 transitions. [2020-10-15 16:28:16,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 16:28:16,207 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-10-15 16:28:16,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:16,213 INFO L225 Difference]: With dead ends: 973 [2020-10-15 16:28:16,213 INFO L226 Difference]: Without dead ends: 973 [2020-10-15 16:28:16,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-10-15 16:28:16,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2020-10-15 16:28:16,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 973. [2020-10-15 16:28:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-10-15 16:28:16,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 2500 transitions. [2020-10-15 16:28:16,246 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 2500 transitions. Word has length 14 [2020-10-15 16:28:16,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:16,247 INFO L481 AbstractCegarLoop]: Abstraction has 973 states and 2500 transitions. [2020-10-15 16:28:16,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 16:28:16,247 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2500 transitions. [2020-10-15 16:28:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-15 16:28:16,248 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:16,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:16,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 16:28:16,248 INFO L429 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]=== [2020-10-15 16:28:16,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:16,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1532094638, now seen corresponding path program 1 times [2020-10-15 16:28:16,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:16,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572643673] [2020-10-15 16:28:16,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:16,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:16,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572643673] [2020-10-15 16:28:16,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:16,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 16:28:16,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336854752] [2020-10-15 16:28:16,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 16:28:16,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:16,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 16:28:16,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-15 16:28:16,617 INFO L87 Difference]: Start difference. First operand 973 states and 2500 transitions. Second operand 10 states. [2020-10-15 16:28:17,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:17,047 INFO L93 Difference]: Finished difference Result 1033 states and 2638 transitions. [2020-10-15 16:28:17,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 16:28:17,049 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-10-15 16:28:17,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:17,056 INFO L225 Difference]: With dead ends: 1033 [2020-10-15 16:28:17,056 INFO L226 Difference]: Without dead ends: 978 [2020-10-15 16:28:17,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-15 16:28:17,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2020-10-15 16:28:17,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 924. [2020-10-15 16:28:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2020-10-15 16:28:17,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 2381 transitions. [2020-10-15 16:28:17,079 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 2381 transitions. Word has length 15 [2020-10-15 16:28:17,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:17,079 INFO L481 AbstractCegarLoop]: Abstraction has 924 states and 2381 transitions. [2020-10-15 16:28:17,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 16:28:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2381 transitions. [2020-10-15 16:28:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-15 16:28:17,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:17,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:17,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 16:28:17,081 INFO L429 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]=== [2020-10-15 16:28:17,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:17,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1172406912, now seen corresponding path program 2 times [2020-10-15 16:28:17,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:17,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301243655] [2020-10-15 16:28:17,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:17,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301243655] [2020-10-15 16:28:17,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:17,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 16:28:17,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732677821] [2020-10-15 16:28:17,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 16:28:17,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:17,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 16:28:17,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-15 16:28:17,392 INFO L87 Difference]: Start difference. First operand 924 states and 2381 transitions. Second operand 10 states. [2020-10-15 16:28:17,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:17,794 INFO L93 Difference]: Finished difference Result 1036 states and 2664 transitions. [2020-10-15 16:28:17,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 16:28:17,795 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-10-15 16:28:17,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:17,801 INFO L225 Difference]: With dead ends: 1036 [2020-10-15 16:28:17,801 INFO L226 Difference]: Without dead ends: 1021 [2020-10-15 16:28:17,802 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-15 16:28:17,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-10-15 16:28:17,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 910. [2020-10-15 16:28:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-10-15 16:28:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 2348 transitions. [2020-10-15 16:28:17,824 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 2348 transitions. Word has length 15 [2020-10-15 16:28:17,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:17,824 INFO L481 AbstractCegarLoop]: Abstraction has 910 states and 2348 transitions. [2020-10-15 16:28:17,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 16:28:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2348 transitions. [2020-10-15 16:28:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-15 16:28:17,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:17,825 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:17,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 16:28:17,826 INFO L429 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]=== [2020-10-15 16:28:17,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:17,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1141702962, now seen corresponding path program 3 times [2020-10-15 16:28:17,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:17,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450768754] [2020-10-15 16:28:17,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:22,789 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 32 [2020-10-15 16:28:23,074 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2020-10-15 16:28:23,415 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 56 [2020-10-15 16:28:24,312 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 56 [2020-10-15 16:28:24,875 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 61 [2020-10-15 16:28:25,730 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-10-15 16:28:26,448 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-10-15 16:28:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:26,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450768754] [2020-10-15 16:28:26,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:26,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 16:28:26,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616943306] [2020-10-15 16:28:26,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 16:28:26,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:26,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 16:28:26,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-15 16:28:26,654 INFO L87 Difference]: Start difference. First operand 910 states and 2348 transitions. Second operand 11 states. [2020-10-15 16:28:26,997 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2020-10-15 16:28:28,699 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2020-10-15 16:28:33,038 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 16:28:37,764 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 139 [2020-10-15 16:28:48,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:48,763 INFO L93 Difference]: Finished difference Result 912 states and 2363 transitions. [2020-10-15 16:28:48,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 16:28:48,764 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-10-15 16:28:48,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:48,769 INFO L225 Difference]: With dead ends: 912 [2020-10-15 16:28:48,770 INFO L226 Difference]: Without dead ends: 902 [2020-10-15 16:28:48,770 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-10-15 16:28:48,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2020-10-15 16:28:48,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 854. [2020-10-15 16:28:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 854 states. [2020-10-15 16:28:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 2221 transitions. [2020-10-15 16:28:48,789 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 2221 transitions. Word has length 15 [2020-10-15 16:28:48,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:48,789 INFO L481 AbstractCegarLoop]: Abstraction has 854 states and 2221 transitions. [2020-10-15 16:28:48,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 16:28:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2221 transitions. [2020-10-15 16:28:48,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-15 16:28:48,791 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:48,791 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:48,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 16:28:48,791 INFO L429 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]=== [2020-10-15 16:28:48,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:48,792 INFO L82 PathProgramCache]: Analyzing trace with hash 32419424, now seen corresponding path program 1 times [2020-10-15 16:28:48,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:48,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42612769] [2020-10-15 16:28:48,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:48,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42612769] [2020-10-15 16:28:48,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:48,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 16:28:48,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826921187] [2020-10-15 16:28:48,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 16:28:48,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:48,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 16:28:48,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:48,831 INFO L87 Difference]: Start difference. First operand 854 states and 2221 transitions. Second operand 3 states. [2020-10-15 16:28:48,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:48,867 INFO L93 Difference]: Finished difference Result 385 states and 826 transitions. [2020-10-15 16:28:48,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 16:28:48,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-10-15 16:28:48,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:48,870 INFO L225 Difference]: With dead ends: 385 [2020-10-15 16:28:48,870 INFO L226 Difference]: Without dead ends: 379 [2020-10-15 16:28:48,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 16:28:48,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2020-10-15 16:28:48,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 307. [2020-10-15 16:28:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-10-15 16:28:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 665 transitions. [2020-10-15 16:28:48,879 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 665 transitions. Word has length 35 [2020-10-15 16:28:48,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:48,880 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 665 transitions. [2020-10-15 16:28:48,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 16:28:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 665 transitions. [2020-10-15 16:28:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-10-15 16:28:48,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:48,881 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:48,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 16:28:48,881 INFO L429 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]=== [2020-10-15 16:28:48,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:48,882 INFO L82 PathProgramCache]: Analyzing trace with hash -290676825, now seen corresponding path program 1 times [2020-10-15 16:28:48,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:48,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472261679] [2020-10-15 16:28:48,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:49,133 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-10-15 16:28:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:49,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472261679] [2020-10-15 16:28:49,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:49,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-15 16:28:49,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200926937] [2020-10-15 16:28:49,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 16:28:49,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:49,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 16:28:49,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-15 16:28:49,440 INFO L87 Difference]: Start difference. First operand 307 states and 665 transitions. Second operand 12 states. [2020-10-15 16:28:49,637 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-10-15 16:28:50,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:50,202 INFO L93 Difference]: Finished difference Result 347 states and 748 transitions. [2020-10-15 16:28:50,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 16:28:50,202 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 36 [2020-10-15 16:28:50,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:50,205 INFO L225 Difference]: With dead ends: 347 [2020-10-15 16:28:50,205 INFO L226 Difference]: Without dead ends: 347 [2020-10-15 16:28:50,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-15 16:28:50,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-10-15 16:28:50,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2020-10-15 16:28:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-10-15 16:28:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 748 transitions. [2020-10-15 16:28:50,216 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 748 transitions. Word has length 36 [2020-10-15 16:28:50,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:50,217 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 748 transitions. [2020-10-15 16:28:50,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 16:28:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 748 transitions. [2020-10-15 16:28:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-15 16:28:50,220 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:50,220 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:50,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 16:28:50,220 INFO L429 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]=== [2020-10-15 16:28:50,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:50,221 INFO L82 PathProgramCache]: Analyzing trace with hash -23176832, now seen corresponding path program 1 times [2020-10-15 16:28:50,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:50,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313035798] [2020-10-15 16:28:50,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 16:28:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 16:28:51,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313035798] [2020-10-15 16:28:51,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 16:28:51,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-15 16:28:51,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172924301] [2020-10-15 16:28:51,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 16:28:51,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 16:28:51,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 16:28:51,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2020-10-15 16:28:51,277 INFO L87 Difference]: Start difference. First operand 347 states and 748 transitions. Second operand 18 states. [2020-10-15 16:28:52,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 16:28:52,228 INFO L93 Difference]: Finished difference Result 500 states and 1084 transitions. [2020-10-15 16:28:52,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 16:28:52,230 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 37 [2020-10-15 16:28:52,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 16:28:52,232 INFO L225 Difference]: With dead ends: 500 [2020-10-15 16:28:52,233 INFO L226 Difference]: Without dead ends: 491 [2020-10-15 16:28:52,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=154, Invalid=446, Unknown=0, NotChecked=0, Total=600 [2020-10-15 16:28:52,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2020-10-15 16:28:52,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 461. [2020-10-15 16:28:52,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-10-15 16:28:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1003 transitions. [2020-10-15 16:28:52,242 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1003 transitions. Word has length 37 [2020-10-15 16:28:52,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 16:28:52,242 INFO L481 AbstractCegarLoop]: Abstraction has 461 states and 1003 transitions. [2020-10-15 16:28:52,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 16:28:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1003 transitions. [2020-10-15 16:28:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-15 16:28:52,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 16:28:52,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 16:28:52,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 16:28:52,244 INFO L429 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]=== [2020-10-15 16:28:52,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 16:28:52,245 INFO L82 PathProgramCache]: Analyzing trace with hash -716643246, now seen corresponding path program 1 times [2020-10-15 16:28:52,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 16:28:52,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487362136] [2020-10-15 16:28:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 16:28:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-10-15 16:41:19,535 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,539 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,541 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,542 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,544 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,545 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,546 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,548 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,549 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,550 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,551 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,551 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,552 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,553 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,554 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,554 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-15 16:41:19,556 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 16:41:19,556 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-15 16:41:19,559 WARN L235 ceAbstractionStarter]: Timeout [2020-10-15 16:41:19,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 04:41:19 BasicIcfg [2020-10-15 16:41:19,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 16:41:19,561 INFO L168 Benchmark]: Toolchain (without parser) took 795939.55 ms. Allocated memory was 253.2 MB in the beginning and 7.4 GB in the end (delta: 7.2 GB). Free memory was 207.5 MB in the beginning and 3.4 GB in the end (delta: -3.2 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,561 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 253.2 MB. Free memory is still 229.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 16:41:19,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 920.70 ms. Allocated memory was 253.2 MB in the beginning and 320.9 MB in the end (delta: 67.6 MB). Free memory was 207.5 MB in the beginning and 248.4 MB in the end (delta: -40.9 MB). Peak memory consumption was 37.2 MB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.48 ms. Allocated memory is still 320.9 MB. Free memory was 248.4 MB in the beginning and 245.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,563 INFO L168 Benchmark]: Boogie Preprocessor took 49.10 ms. Allocated memory is still 320.9 MB. Free memory was 245.9 MB in the beginning and 243.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,564 INFO L168 Benchmark]: RCFGBuilder took 718.03 ms. Allocated memory is still 320.9 MB. Free memory was 243.4 MB in the beginning and 195.9 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,565 INFO L168 Benchmark]: TraceAbstraction took 794180.65 ms. Allocated memory was 320.9 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 195.9 MB in the beginning and 3.4 GB in the end (delta: -3.2 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. [2020-10-15 16:41:19,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 253.2 MB. Free memory is still 229.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 920.70 ms. Allocated memory was 253.2 MB in the beginning and 320.9 MB in the end (delta: 67.6 MB). Free memory was 207.5 MB in the beginning and 248.4 MB in the end (delta: -40.9 MB). Peak memory consumption was 37.2 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 62.48 ms. Allocated memory is still 320.9 MB. Free memory was 248.4 MB in the beginning and 245.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 49.10 ms. Allocated memory is still 320.9 MB. Free memory was 245.9 MB in the beginning and 243.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 718.03 ms. Allocated memory is still 320.9 MB. Free memory was 243.4 MB in the beginning and 195.9 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. * TraceAbstraction took 794180.65 ms. Allocated memory was 320.9 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 195.9 MB in the beginning and 3.4 GB in the end (delta: -3.2 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10173 VarBasedMoverChecksPositive, 230 VarBasedMoverChecksNegative, 38 SemBasedMoverChecksPositive, 192 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.0s, 837 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.2s, 234 PlacesBefore, 66 PlacesAfterwards, 244 TransitionsBefore, 71 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 24 ConcurrentYvCompositions, 5 ChoiceCompositions, 210 TotalNumberOfCompositions, 35617 MoverChecksTotal - 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: 793.8s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 26.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.3s, HoareTripleCheckerStatistics: 733 SDtfs, 644 SDslu, 1843 SDs, 0 SdLazy, 2852 SolverSat, 132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 23 SyntacticMatches, 10 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 14.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1201occurred 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: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 399 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 207 ConstructedInterpolants, 0 QuantifiedInterpolants, 197131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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