/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread/queue_ok_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-bf4350c [2020-09-17 14:50:09,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-17 14:50:09,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-17 14:50:09,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-17 14:50:09,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-17 14:50:09,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-17 14:50:09,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-17 14:50:09,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-17 14:50:09,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-17 14:50:09,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-17 14:50:09,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-17 14:50:09,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-17 14:50:09,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-17 14:50:09,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-17 14:50:09,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-17 14:50:09,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-17 14:50:09,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-17 14:50:09,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-17 14:50:09,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-17 14:50:09,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-17 14:50:09,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-17 14:50:09,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-17 14:50:09,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-17 14:50:09,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-17 14:50:09,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-17 14:50:09,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-17 14:50:09,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-17 14:50:09,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-17 14:50:09,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-17 14:50:09,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-17 14:50:09,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-17 14:50:09,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-17 14:50:09,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-17 14:50:09,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-17 14:50:09,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-17 14:50:09,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-17 14:50:09,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-17 14:50:09,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-17 14:50:09,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-17 14:50:09,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-17 14:50:09,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-17 14:50:09,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-17 14:50:10,033 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-17 14:50:10,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-17 14:50:10,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-17 14:50:10,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-17 14:50:10,036 INFO L138 SettingsManager]: * Use SBE=true [2020-09-17 14:50:10,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-17 14:50:10,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-17 14:50:10,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-17 14:50:10,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-17 14:50:10,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-17 14:50:10,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-17 14:50:10,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-17 14:50:10,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-17 14:50:10,039 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-17 14:50:10,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-17 14:50:10,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-17 14:50:10,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-17 14:50:10,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-17 14:50:10,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-17 14:50:10,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-17 14:50:10,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-17 14:50:10,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-17 14:50:10,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-17 14:50:10,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-17 14:50:10,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-17 14:50:10,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-17 14:50:10,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-17 14:50:10,042 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-17 14:50:10,043 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-17 14:50:10,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-17 14:50:10,043 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-17 14:50:10,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-17 14:50:10,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-17 14:50:10,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-17 14:50:10,551 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-17 14:50:10,552 INFO L275 PluginConnector]: CDTParser initialized [2020-09-17 14:50:10,553 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_ok_longest.i [2020-09-17 14:50:10,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546a3014c/684edae365e94a928549373048573e26/FLAGd255cf377 [2020-09-17 14:50:11,244 INFO L306 CDTParser]: Found 1 translation units. [2020-09-17 14:50:11,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_ok_longest.i [2020-09-17 14:50:11,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546a3014c/684edae365e94a928549373048573e26/FLAGd255cf377 [2020-09-17 14:50:11,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/546a3014c/684edae365e94a928549373048573e26 [2020-09-17 14:50:11,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-17 14:50:11,516 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-17 14:50:11,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-17 14:50:11,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-17 14:50:11,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-17 14:50:11,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:50:11" (1/1) ... [2020-09-17 14:50:11,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ad02f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:11, skipping insertion in model container [2020-09-17 14:50:11,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:50:11" (1/1) ... [2020-09-17 14:50:11,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-17 14:50:11,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-17 14:50:12,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 14:50:12,323 INFO L203 MainTranslator]: Completed pre-run [2020-09-17 14:50:12,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 14:50:12,666 INFO L208 MainTranslator]: Completed translation [2020-09-17 14:50:12,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12 WrapperNode [2020-09-17 14:50:12,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-17 14:50:12,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-17 14:50:12,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-17 14:50:12,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-17 14:50:12,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-17 14:50:12,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-17 14:50:12,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-17 14:50:12,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-17 14:50:12,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (1/1) ... [2020-09-17 14:50:12,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-17 14:50:12,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-17 14:50:12,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-17 14:50:12,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-17 14:50:12,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (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 [2020-09-17 14:50:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-09-17 14:50:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-09-17 14:50:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-09-17 14:50:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-09-17 14:50:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-17 14:50:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-17 14:50:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-17 14:50:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-17 14:50:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-09-17 14:50:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-17 14:50:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-17 14:50:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-17 14:50:12,929 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-17 14:50:13,640 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-17 14:50:13,640 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-09-17 14:50:13,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:50:13 BoogieIcfgContainer [2020-09-17 14:50:13,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-17 14:50:13,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-17 14:50:13,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-17 14:50:13,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-17 14:50:13,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.09 02:50:11" (1/3) ... [2020-09-17 14:50:13,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d3e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 02:50:13, skipping insertion in model container [2020-09-17 14:50:13,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:50:12" (2/3) ... [2020-09-17 14:50:13,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d3e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 02:50:13, skipping insertion in model container [2020-09-17 14:50:13,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:50:13" (3/3) ... [2020-09-17 14:50:13,655 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_ok_longest.i [2020-09-17 14:50:13,668 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-17 14:50:13,669 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-17 14:50:13,680 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-09-17 14:50:13,681 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-17 14:50:13,724 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,724 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,724 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,725 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,725 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,726 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,726 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,726 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,726 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,728 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,728 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,729 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,729 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,730 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,730 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,731 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,731 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,731 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,731 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,731 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,732 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,732 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,732 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,733 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,734 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,734 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,734 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,734 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,734 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,735 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,735 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,737 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,737 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,738 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,738 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,739 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,739 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,743 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,743 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,743 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,743 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,743 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,745 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,745 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,745 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,745 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,745 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,746 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,746 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,746 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,746 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,747 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,747 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,747 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,747 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,748 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,748 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,748 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,749 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,750 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,752 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,754 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,755 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,755 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,755 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,755 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,756 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,756 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,756 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,756 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,756 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,757 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,757 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,757 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,757 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,757 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,758 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,758 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,758 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,758 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,758 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,759 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,759 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,759 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,759 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,760 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,760 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,760 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,760 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,760 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,761 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,761 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,761 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,761 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,761 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,763 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,763 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,763 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,763 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,763 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,764 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,764 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,764 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,764 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,764 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,765 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,765 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,765 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,765 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,765 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,766 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,766 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,766 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,766 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,766 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,767 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,767 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,767 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,767 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,767 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,768 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,768 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,768 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,768 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,768 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,769 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,769 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,769 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,769 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,769 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,770 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,770 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,770 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,770 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,771 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,772 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,772 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,772 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,772 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,772 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,773 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,773 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,773 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,773 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,774 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,774 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,774 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,774 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,774 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,775 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,775 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,775 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,775 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,780 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,782 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,783 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,783 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,784 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,784 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,784 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,793 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,793 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,793 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,794 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,794 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,794 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,794 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,795 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,795 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,795 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,795 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,795 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,796 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,796 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,796 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,796 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,796 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,797 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,797 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,797 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,797 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,797 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,798 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,798 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,798 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,798 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,798 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,799 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,799 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,799 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,799 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 14:50:13,832 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-17 14:50:13,860 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 14:50:13,860 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 14:50:13,860 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 14:50:13,861 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 14:50:13,861 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 14:50:13,861 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 14:50:13,861 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 14:50:13,861 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 14:50:13,885 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 196 places, 204 transitions, 430 flow [2020-09-17 14:50:13,888 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 196 places, 204 transitions, 430 flow [2020-09-17 14:50:13,988 INFO L129 PetriNetUnfolder]: 14/204 cut-off events. [2020-09-17 14:50:13,988 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-17 14:50:13,999 INFO L80 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 204 events. 14/204 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 365 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 139. Up to 3 conditions per place. [2020-09-17 14:50:14,011 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 196 places, 204 transitions, 430 flow [2020-09-17 14:50:14,063 INFO L129 PetriNetUnfolder]: 14/204 cut-off events. [2020-09-17 14:50:14,063 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-17 14:50:14,068 INFO L80 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 204 events. 14/204 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 365 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 139. Up to 3 conditions per place. [2020-09-17 14:50:14,079 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9440 [2020-09-17 14:50:14,081 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 14:50:17,547 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-09-17 14:50:17,867 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2020-09-17 14:50:17,982 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-09-17 14:50:18,437 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 95 [2020-09-17 14:50:18,671 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-09-17 14:50:19,855 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 155 DAG size of output: 149 [2020-09-17 14:50:20,389 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-09-17 14:50:20,410 INFO L206 etLargeBlockEncoding]: Checked pairs total: 18406 [2020-09-17 14:50:20,410 INFO L214 etLargeBlockEncoding]: Total number of compositions: 174 [2020-09-17 14:50:20,414 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 55 transitions, 132 flow [2020-09-17 14:50:20,457 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 716 states. [2020-09-17 14:50:20,460 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states. [2020-09-17 14:50:20,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-09-17 14:50:20,467 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:20,468 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-09-17 14:50:20,469 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:20,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:20,477 INFO L82 PathProgramCache]: Analyzing trace with hash 805, now seen corresponding path program 1 times [2020-09-17 14:50:20,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:20,501 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115878912] [2020-09-17 14:50:20,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:20,657 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115878912] [2020-09-17 14:50:20,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:20,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-09-17 14:50:20,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [116391362] [2020-09-17 14:50:20,661 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:20,664 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:20,674 INFO L274 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-09-17 14:50:20,674 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:20,676 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:20,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-17 14:50:20,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:20,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-17 14:50:20,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-17 14:50:20,697 INFO L87 Difference]: Start difference. First operand 716 states. Second operand 2 states. [2020-09-17 14:50:20,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:20,740 INFO L93 Difference]: Finished difference Result 715 states and 1901 transitions. [2020-09-17 14:50:20,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-17 14:50:20,742 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-09-17 14:50:20,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:20,765 INFO L225 Difference]: With dead ends: 715 [2020-09-17 14:50:20,765 INFO L226 Difference]: Without dead ends: 524 [2020-09-17 14:50:20,766 INFO L675 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 [2020-09-17 14:50:20,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2020-09-17 14:50:20,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 524. [2020-09-17 14:50:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-09-17 14:50:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1400 transitions. [2020-09-17 14:50:20,882 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1400 transitions. Word has length 1 [2020-09-17 14:50:20,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:20,883 INFO L479 AbstractCegarLoop]: Abstraction has 524 states and 1400 transitions. [2020-09-17 14:50:20,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-17 14:50:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1400 transitions. [2020-09-17 14:50:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-17 14:50:20,890 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:20,890 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:20,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-17 14:50:20,892 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:20,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:20,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1723444997, now seen corresponding path program 1 times [2020-09-17 14:50:20,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:20,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939185267] [2020-09-17 14:50:20,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:21,117 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939185267] [2020-09-17 14:50:21,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:21,117 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-17 14:50:21,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1771164592] [2020-09-17 14:50:21,118 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:21,121 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:21,126 INFO L274 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-09-17 14:50:21,127 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:21,127 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:21,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 14:50:21,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:21,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 14:50:21,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 14:50:21,130 INFO L87 Difference]: Start difference. First operand 524 states and 1400 transitions. Second operand 3 states. [2020-09-17 14:50:21,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:21,147 INFO L93 Difference]: Finished difference Result 236 states and 509 transitions. [2020-09-17 14:50:21,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 14:50:21,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-09-17 14:50:21,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:21,150 INFO L225 Difference]: With dead ends: 236 [2020-09-17 14:50:21,150 INFO L226 Difference]: Without dead ends: 212 [2020-09-17 14:50:21,151 INFO L675 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 [2020-09-17 14:50:21,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-09-17 14:50:21,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-09-17 14:50:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-09-17 14:50:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 464 transitions. [2020-09-17 14:50:21,169 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 464 transitions. Word has length 15 [2020-09-17 14:50:21,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:21,170 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 464 transitions. [2020-09-17 14:50:21,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 14:50:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 464 transitions. [2020-09-17 14:50:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-09-17 14:50:21,171 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:21,172 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:21,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-17 14:50:21,172 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:21,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:21,173 INFO L82 PathProgramCache]: Analyzing trace with hash -934045596, now seen corresponding path program 1 times [2020-09-17 14:50:21,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:21,173 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966443481] [2020-09-17 14:50:21,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:21,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:21,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966443481] [2020-09-17 14:50:21,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 14:50:21,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-17 14:50:21,276 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [216226413] [2020-09-17 14:50:21,276 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:21,280 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:21,287 INFO L274 McrAutomatonBuilder]: Finished intersection with 31 states and 41 transitions. [2020-09-17 14:50:21,288 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:21,340 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [4062#(< t1Thread1of1ForFork0_~i~0 800)] [2020-09-17 14:50:21,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-17 14:50:21,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:21,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-17 14:50:21,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-17 14:50:21,342 INFO L87 Difference]: Start difference. First operand 212 states and 464 transitions. Second operand 4 states. [2020-09-17 14:50:21,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:21,397 INFO L93 Difference]: Finished difference Result 278 states and 602 transitions. [2020-09-17 14:50:21,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-17 14:50:21,399 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2020-09-17 14:50:21,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:21,404 INFO L225 Difference]: With dead ends: 278 [2020-09-17 14:50:21,404 INFO L226 Difference]: Without dead ends: 278 [2020-09-17 14:50:21,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-17 14:50:21,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-09-17 14:50:21,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2020-09-17 14:50:21,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-09-17 14:50:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 602 transitions. [2020-09-17 14:50:21,426 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 602 transitions. Word has length 19 [2020-09-17 14:50:21,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:21,427 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 602 transitions. [2020-09-17 14:50:21,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-17 14:50:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 602 transitions. [2020-09-17 14:50:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-09-17 14:50:21,430 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:21,430 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:21,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-17 14:50:21,431 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:21,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:21,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1346418884, now seen corresponding path program 1 times [2020-09-17 14:50:21,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:21,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31747882] [2020-09-17 14:50:21,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:21,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31747882] [2020-09-17 14:50:21,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649913747] [2020-09-17 14:50:21,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:21,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2020-09-17 14:50:21,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:50:21,803 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-09-17 14:50:21,804 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:21,808 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:21,809 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:21,809 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-09-17 14:50:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-09-17 14:50:21,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-17 14:50:21,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-09-17 14:50:21,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [544991865] [2020-09-17 14:50:21,828 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:21,840 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:21,879 INFO L274 McrAutomatonBuilder]: Finished intersection with 71 states and 107 transitions. [2020-09-17 14:50:21,879 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:22,167 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 14:50:22,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 14:50:22,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:22,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 14:50:22,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-09-17 14:50:22,168 INFO L87 Difference]: Start difference. First operand 278 states and 602 transitions. Second operand 3 states. [2020-09-17 14:50:22,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:22,188 INFO L93 Difference]: Finished difference Result 206 states and 408 transitions. [2020-09-17 14:50:22,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 14:50:22,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-09-17 14:50:22,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:22,191 INFO L225 Difference]: With dead ends: 206 [2020-09-17 14:50:22,192 INFO L226 Difference]: Without dead ends: 204 [2020-09-17 14:50:22,192 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 53 SyntacticMatches, 17 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-09-17 14:50:22,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-09-17 14:50:22,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2020-09-17 14:50:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-09-17 14:50:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 405 transitions. [2020-09-17 14:50:22,202 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 405 transitions. Word has length 33 [2020-09-17 14:50:22,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:22,203 INFO L479 AbstractCegarLoop]: Abstraction has 204 states and 405 transitions. [2020-09-17 14:50:22,203 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 14:50:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 405 transitions. [2020-09-17 14:50:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-09-17 14:50:22,205 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:22,205 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:22,418 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:22,420 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:22,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:22,421 INFO L82 PathProgramCache]: Analyzing trace with hash -396065166, now seen corresponding path program 1 times [2020-09-17 14:50:22,421 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:22,422 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479129383] [2020-09-17 14:50:22,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:22,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479129383] [2020-09-17 14:50:22,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203337783] [2020-09-17 14:50:22,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:22,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-17 14:50:22,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:50:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:22,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-17 14:50:22,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-09-17 14:50:22,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1284381020] [2020-09-17 14:50:22,759 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:22,792 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:22,816 INFO L274 McrAutomatonBuilder]: Finished intersection with 56 states and 76 transitions. [2020-09-17 14:50:22,817 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:22,964 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [5718#(< t1Thread1of1ForFork0_~i~0 800), 5719#(< t1Thread1of1ForFork0_~i~0 799), 5720#(or (< t1Thread1of1ForFork0_~i~0 799) (<= 800 t1Thread1of1ForFork0_~i~0)), 5721#(or (<= 799 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 798))] [2020-09-17 14:50:22,965 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-17 14:50:22,965 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:22,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-17 14:50:22,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2020-09-17 14:50:22,966 INFO L87 Difference]: Start difference. First operand 204 states and 405 transitions. Second operand 10 states. [2020-09-17 14:50:23,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:23,069 INFO L93 Difference]: Finished difference Result 364 states and 701 transitions. [2020-09-17 14:50:23,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-17 14:50:23,070 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 34 [2020-09-17 14:50:23,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:23,072 INFO L225 Difference]: With dead ends: 364 [2020-09-17 14:50:23,072 INFO L226 Difference]: Without dead ends: 364 [2020-09-17 14:50:23,073 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=72, Unknown=0, NotChecked=0, Total=132 [2020-09-17 14:50:23,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-09-17 14:50:23,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 364. [2020-09-17 14:50:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-09-17 14:50:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 701 transitions. [2020-09-17 14:50:23,084 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 701 transitions. Word has length 34 [2020-09-17 14:50:23,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:23,085 INFO L479 AbstractCegarLoop]: Abstraction has 364 states and 701 transitions. [2020-09-17 14:50:23,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-17 14:50:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 701 transitions. [2020-09-17 14:50:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-17 14:50:23,087 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:23,087 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:23,301 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:23,302 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:23,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:23,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1286460850, now seen corresponding path program 2 times [2020-09-17 14:50:23,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:23,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422511616] [2020-09-17 14:50:23,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:23,512 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:23,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422511616] [2020-09-17 14:50:23,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328886972] [2020-09-17 14:50:23,513 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:23,694 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-17 14:50:23,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-17 14:50:23,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 8 conjunts are in the unsatisfiable core [2020-09-17 14:50:23,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:50:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:23,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-17 14:50:23,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2020-09-17 14:50:23,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1908357830] [2020-09-17 14:50:23,733 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:23,758 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:23,937 INFO L274 McrAutomatonBuilder]: Finished intersection with 112 states and 160 transitions. [2020-09-17 14:50:23,938 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:24,882 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [7013#(< t1Thread1of1ForFork0_~i~0 800), 7014#(< t1Thread1of1ForFork0_~i~0 799), 7015#(or (< t1Thread1of1ForFork0_~i~0 799) (<= 800 t1Thread1of1ForFork0_~i~0)), 7016#(or (<= 799 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 798)), 7017#(or (< t1Thread1of1ForFork0_~i~0 797) (<= 798 t1Thread1of1ForFork0_~i~0)), 7018#(or (<= 797 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 796)), 7019#(or (< t1Thread1of1ForFork0_~i~0 795) (<= 796 t1Thread1of1ForFork0_~i~0)), 7020#(or (<= 795 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 794))] [2020-09-17 14:50:24,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-17 14:50:24,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:24,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-17 14:50:24,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=179, Unknown=0, NotChecked=0, Total=306 [2020-09-17 14:50:24,883 INFO L87 Difference]: Start difference. First operand 364 states and 701 transitions. Second operand 18 states. [2020-09-17 14:50:25,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:25,345 INFO L93 Difference]: Finished difference Result 684 states and 1293 transitions. [2020-09-17 14:50:25,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-17 14:50:25,346 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 62 [2020-09-17 14:50:25,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:25,350 INFO L225 Difference]: With dead ends: 684 [2020-09-17 14:50:25,350 INFO L226 Difference]: Without dead ends: 684 [2020-09-17 14:50:25,351 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 148 SyntacticMatches, 10 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=234, Invalid=318, Unknown=0, NotChecked=0, Total=552 [2020-09-17 14:50:25,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2020-09-17 14:50:25,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 684. [2020-09-17 14:50:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2020-09-17 14:50:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1293 transitions. [2020-09-17 14:50:25,369 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1293 transitions. Word has length 62 [2020-09-17 14:50:25,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:25,369 INFO L479 AbstractCegarLoop]: Abstraction has 684 states and 1293 transitions. [2020-09-17 14:50:25,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-17 14:50:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1293 transitions. [2020-09-17 14:50:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-09-17 14:50:25,372 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:25,372 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:25,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:25,586 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:25,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:25,587 INFO L82 PathProgramCache]: Analyzing trace with hash -570010574, now seen corresponding path program 3 times [2020-09-17 14:50:25,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:25,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927511715] [2020-09-17 14:50:25,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:26,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927511715] [2020-09-17 14:50:26,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872356547] [2020-09-17 14:50:26,076 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:26,888 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-09-17 14:50:26,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-17 14:50:26,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 40 conjunts are in the unsatisfiable core [2020-09-17 14:50:26,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:50:26,925 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 88 [2020-09-17 14:50:26,928 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:26,997 INFO L625 ElimStorePlain]: treesize reduction 65, result has 30.1 percent of original size [2020-09-17 14:50:27,004 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-09-17 14:50:27,004 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,020 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,022 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,022 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:16 [2020-09-17 14:50:27,058 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-09-17 14:50:27,059 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,063 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,064 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,065 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:16, output treesize:4 [2020-09-17 14:50:27,115 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-09-17 14:50:27,116 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,121 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,122 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,122 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2020-09-17 14:50:27,164 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-09-17 14:50:27,164 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,220 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,223 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,223 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:29, output treesize:9 [2020-09-17 14:50:27,295 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-17 14:50:27,312 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,313 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 57 [2020-09-17 14:50:27,314 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,346 INFO L625 ElimStorePlain]: treesize reduction 30, result has 50.0 percent of original size [2020-09-17 14:50:27,348 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,349 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:16 [2020-09-17 14:50:27,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-09-17 14:50:27,385 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2020-09-17 14:50:27,386 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,396 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,397 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,398 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:31, output treesize:16 [2020-09-17 14:50:27,409 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-09-17 14:50:27,410 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,411 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-17 14:50:27,412 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-17 14:50:27,412 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:1 [2020-09-17 14:50:27,435 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 112 proven. 65 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2020-09-17 14:50:27,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-17 14:50:27,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8] total 24 [2020-09-17 14:50:27,437 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2125333192] [2020-09-17 14:50:27,437 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:27,537 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:50:29,940 INFO L274 McrAutomatonBuilder]: Finished intersection with 224 states and 328 transitions. [2020-09-17 14:50:29,940 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:50:31,488 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 17 new interpolants: [9472#(or (< t1Thread1of1ForFork0_~i~0 795) (<= 796 t1Thread1of1ForFork0_~i~0)), 9473#(or (<= 795 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 794)), 9474#(or (< t1Thread1of1ForFork0_~i~0 793) (<= 794 t1Thread1of1ForFork0_~i~0)), 9475#(or (<= 793 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 792)), 9476#(or (<= 792 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 791)), 9477#(or (<= 791 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 790)), 9478#(or (< t1Thread1of1ForFork0_~i~0 789) (<= 790 t1Thread1of1ForFork0_~i~0)), 9479#(or (<= 789 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 788)), 9480#(or (< t1Thread1of1ForFork0_~i~0 787) (<= 788 t1Thread1of1ForFork0_~i~0)), 9481#(or (< t1Thread1of1ForFork0_~i~0 786) (<= 787 t1Thread1of1ForFork0_~i~0)), 9482#(not (= 800 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 3204)))), 9466#(< t1Thread1of1ForFork0_~i~0 800), 9467#(< t1Thread1of1ForFork0_~i~0 799), 9468#(or (< t1Thread1of1ForFork0_~i~0 799) (<= 800 t1Thread1of1ForFork0_~i~0)), 9469#(or (<= 799 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 798)), 9470#(or (< t1Thread1of1ForFork0_~i~0 797) (<= 798 t1Thread1of1ForFork0_~i~0)), 9471#(or (<= 797 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 796))] [2020-09-17 14:50:31,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-09-17 14:50:31,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:50:31,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-09-17 14:50:31,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=1205, Unknown=0, NotChecked=0, Total=1640 [2020-09-17 14:50:31,490 INFO L87 Difference]: Start difference. First operand 684 states and 1293 transitions. Second operand 41 states. [2020-09-17 14:50:36,301 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 25 [2020-09-17 14:50:43,286 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2020-09-17 14:50:44,712 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-09-17 14:50:45,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:50:45,009 INFO L93 Difference]: Finished difference Result 2208 states and 4048 transitions. [2020-09-17 14:50:45,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2020-09-17 14:50:45,010 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 118 [2020-09-17 14:50:45,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:50:45,024 INFO L225 Difference]: With dead ends: 2208 [2020-09-17 14:50:45,024 INFO L226 Difference]: Without dead ends: 2208 [2020-09-17 14:50:45,032 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 318 SyntacticMatches, 13 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9974 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=7802, Invalid=18930, Unknown=0, NotChecked=0, Total=26732 [2020-09-17 14:50:45,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2208 states. [2020-09-17 14:50:45,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2208 to 1908. [2020-09-17 14:50:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1908 states. [2020-09-17 14:50:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1908 states and 3503 transitions. [2020-09-17 14:50:45,082 INFO L78 Accepts]: Start accepts. Automaton has 1908 states and 3503 transitions. Word has length 118 [2020-09-17 14:50:45,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:50:45,083 INFO L479 AbstractCegarLoop]: Abstraction has 1908 states and 3503 transitions. [2020-09-17 14:50:45,083 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-09-17 14:50:45,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3503 transitions. [2020-09-17 14:50:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-09-17 14:50:45,095 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:50:45,095 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:50:45,308 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:45,309 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:50:45,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:50:45,309 INFO L82 PathProgramCache]: Analyzing trace with hash -2011654867, now seen corresponding path program 1 times [2020-09-17 14:50:45,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:50:45,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018540464] [2020-09-17 14:50:45,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:50:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:46,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:46,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018540464] [2020-09-17 14:50:46,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163665455] [2020-09-17 14:50:46,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:50:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:50:47,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 1199 conjuncts, 32 conjunts are in the unsatisfiable core [2020-09-17 14:50:47,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:50:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:50:47,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-17 14:50:47,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 34 [2020-09-17 14:50:47,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1391588159] [2020-09-17 14:50:47,281 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:50:47,651 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 14:51:12,192 INFO L274 McrAutomatonBuilder]: Finished intersection with 478 states and 709 transitions. [2020-09-17 14:51:12,192 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 14:51:19,433 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 32 new interpolants: [16642#(< t1Thread1of1ForFork0_~i~0 800), 16643#(< t1Thread1of1ForFork0_~i~0 799), 16644#(or (< t1Thread1of1ForFork0_~i~0 799) (<= 800 t1Thread1of1ForFork0_~i~0)), 16645#(or (<= 799 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 798)), 16646#(or (< t1Thread1of1ForFork0_~i~0 797) (<= 798 t1Thread1of1ForFork0_~i~0)), 16647#(or (<= 797 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 796)), 16648#(or (< t1Thread1of1ForFork0_~i~0 795) (<= 796 t1Thread1of1ForFork0_~i~0)), 16649#(or (<= 795 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 794)), 16650#(or (< t1Thread1of1ForFork0_~i~0 793) (<= 794 t1Thread1of1ForFork0_~i~0)), 16651#(or (<= 793 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 792)), 16652#(or (<= 792 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 791)), 16653#(or (<= 791 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 790)), 16654#(or (< t1Thread1of1ForFork0_~i~0 789) (<= 790 t1Thread1of1ForFork0_~i~0)), 16655#(or (<= 789 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 788)), 16656#(or (< t1Thread1of1ForFork0_~i~0 787) (<= 788 t1Thread1of1ForFork0_~i~0)), 16657#(or (< t1Thread1of1ForFork0_~i~0 786) (<= 787 t1Thread1of1ForFork0_~i~0)), 16658#(or (< t1Thread1of1ForFork0_~i~0 785) (<= 786 t1Thread1of1ForFork0_~i~0)), 16659#(or (< t1Thread1of1ForFork0_~i~0 784) (<= 785 t1Thread1of1ForFork0_~i~0)), 16660#(or (<= 784 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 783)), 16661#(or (<= 783 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 782)), 16662#(or (< t1Thread1of1ForFork0_~i~0 781) (<= 782 t1Thread1of1ForFork0_~i~0)), 16663#(or (<= 781 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 780)), 16664#(or (<= 780 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 779)), 16665#(or (< t1Thread1of1ForFork0_~i~0 778) (<= 779 t1Thread1of1ForFork0_~i~0)), 16666#(or (<= 778 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 777)), 16667#(or (< t1Thread1of1ForFork0_~i~0 776) (<= 777 t1Thread1of1ForFork0_~i~0)), 16668#(or (<= 776 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 775)), 16669#(or (<= 775 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 774)), 16670#(or (< t1Thread1of1ForFork0_~i~0 773) (<= 774 t1Thread1of1ForFork0_~i~0)), 16671#(or (< t1Thread1of1ForFork0_~i~0 772) (<= 773 t1Thread1of1ForFork0_~i~0)), 16672#(or (<= 772 t1Thread1of1ForFork0_~i~0) (< t1Thread1of1ForFork0_~i~0 771)), 16673#(or (< t1Thread1of1ForFork0_~i~0 770) (<= 771 t1Thread1of1ForFork0_~i~0))] [2020-09-17 14:51:19,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 66 states [2020-09-17 14:51:19,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 14:51:19,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2020-09-17 14:51:19,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1651, Invalid=2639, Unknown=0, NotChecked=0, Total=4290 [2020-09-17 14:51:19,435 INFO L87 Difference]: Start difference. First operand 1908 states and 3503 transitions. Second operand 66 states. [2020-09-17 14:51:26,854 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-09-17 14:51:26,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 14:51:26,864 INFO L93 Difference]: Finished difference Result 3828 states and 6991 transitions. [2020-09-17 14:51:26,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-09-17 14:51:26,864 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 245 [2020-09-17 14:51:26,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 14:51:26,882 INFO L225 Difference]: With dead ends: 3828 [2020-09-17 14:51:26,883 INFO L226 Difference]: Without dead ends: 3828 [2020-09-17 14:51:26,886 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 649 SyntacticMatches, 58 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=3630, Invalid=5490, Unknown=0, NotChecked=0, Total=9120 [2020-09-17 14:51:26,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3828 states. [2020-09-17 14:51:26,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3828 to 3828. [2020-09-17 14:51:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3828 states. [2020-09-17 14:51:26,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 6991 transitions. [2020-09-17 14:51:26,960 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 6991 transitions. Word has length 245 [2020-09-17 14:51:26,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 14:51:26,961 INFO L479 AbstractCegarLoop]: Abstraction has 3828 states and 6991 transitions. [2020-09-17 14:51:26,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 66 states. [2020-09-17 14:51:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 6991 transitions. [2020-09-17 14:51:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2020-09-17 14:51:26,977 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 14:51:26,977 INFO L422 BasicCegarLoop]: trace histogram [62, 62, 62, 62, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 14:51:27,191 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:51:27,191 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 14:51:27,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 14:51:27,192 INFO L82 PathProgramCache]: Analyzing trace with hash 869023789, now seen corresponding path program 2 times [2020-09-17 14:51:27,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 14:51:27,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743624918] [2020-09-17 14:51:27,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 14:51:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 14:51:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 11842 backedges. 0 proven. 11842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:51:31,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743624918] [2020-09-17 14:51:31,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827378210] [2020-09-17 14:51:31,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-17 14:51:32,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-17 14:51:32,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-17 14:51:32,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 2303 conjuncts, 64 conjunts are in the unsatisfiable core [2020-09-17 14:51:32,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-17 14:51:32,578 INFO L134 CoverageAnalysis]: Checked inductivity of 11842 backedges. 0 proven. 11842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 14:51:32,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-17 14:51:32,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65] total 66 [2020-09-17 14:51:32,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1999887003] [2020-09-17 14:51:32,579 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 14:51:37,005 INFO L271 McrAutomatonBuilder]: Started intersection.