/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-ext/40_barrier_vf.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-11 20:35:47,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-11 20:35:47,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-11 20:35:47,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-11 20:35:47,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-11 20:35:47,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-11 20:35:47,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-11 20:35:47,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-11 20:35:47,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-11 20:35:47,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-11 20:35:47,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-11 20:35:47,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-11 20:35:47,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-11 20:35:47,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-11 20:35:47,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-11 20:35:47,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-11 20:35:47,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-11 20:35:47,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-11 20:35:47,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-11 20:35:47,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-11 20:35:47,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-11 20:35:47,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-11 20:35:47,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-11 20:35:47,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-11 20:35:47,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-11 20:35:47,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-11 20:35:47,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-11 20:35:47,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-11 20:35:47,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-11 20:35:47,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-11 20:35:47,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-11 20:35:47,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-11 20:35:47,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-11 20:35:47,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-11 20:35:47,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-11 20:35:47,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-11 20:35:47,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-11 20:35:47,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-11 20:35:47,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-11 20:35:47,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-11 20:35:47,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-11 20:35:48,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-11 20:35:48,040 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-11 20:35:48,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-11 20:35:48,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-11 20:35:48,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-11 20:35:48,043 INFO L138 SettingsManager]: * Use SBE=true [2020-09-11 20:35:48,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-11 20:35:48,043 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-11 20:35:48,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-11 20:35:48,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-11 20:35:48,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-11 20:35:48,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-11 20:35:48,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-11 20:35:48,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-11 20:35:48,046 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-11 20:35:48,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-11 20:35:48,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-11 20:35:48,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-11 20:35:48,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-11 20:35:48,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-11 20:35:48,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-11 20:35:48,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-11 20:35:48,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 20:35:48,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-11 20:35:48,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-11 20:35:48,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-11 20:35:48,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-11 20:35:48,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-11 20:35:48,049 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-11 20:35:48,049 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-11 20:35:48,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-11 20:35:48,049 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-11 20:35:48,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-11 20:35:48,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-11 20:35:48,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-11 20:35:48,500 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-11 20:35:48,500 INFO L275 PluginConnector]: CDTParser initialized [2020-09-11 20:35:48,501 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/40_barrier_vf.i [2020-09-11 20:35:48,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85c44ddf3/52dcf5f5b6c948a4a3cf658b3e0f72cd/FLAG55585a34e [2020-09-11 20:35:49,179 INFO L306 CDTParser]: Found 1 translation units. [2020-09-11 20:35:49,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/40_barrier_vf.i [2020-09-11 20:35:49,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85c44ddf3/52dcf5f5b6c948a4a3cf658b3e0f72cd/FLAG55585a34e [2020-09-11 20:35:49,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/85c44ddf3/52dcf5f5b6c948a4a3cf658b3e0f72cd [2020-09-11 20:35:49,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-11 20:35:49,471 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-11 20:35:49,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-11 20:35:49,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-11 20:35:49,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-11 20:35:49,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:35:49" (1/1) ... [2020-09-11 20:35:49,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463c989b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:49, skipping insertion in model container [2020-09-11 20:35:49,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:35:49" (1/1) ... [2020-09-11 20:35:49,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-11 20:35:49,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-11 20:35:50,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 20:35:50,059 INFO L203 MainTranslator]: Completed pre-run [2020-09-11 20:35:50,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 20:35:50,205 INFO L208 MainTranslator]: Completed translation [2020-09-11 20:35:50,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50 WrapperNode [2020-09-11 20:35:50,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-11 20:35:50,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-11 20:35:50,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-11 20:35:50,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-11 20:35:50,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-11 20:35:50,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-11 20:35:50,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-11 20:35:50,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-11 20:35:50,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... [2020-09-11 20:35:50,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-11 20:35:50,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-11 20:35:50,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-11 20:35:50,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-11 20:35:50,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-11 20:35:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-09-11 20:35:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-09-11 20:35:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-11 20:35:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-11 20:35:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-11 20:35:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-11 20:35:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-11 20:35:50,392 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-11 20:35:50,940 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-11 20:35:50,941 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-09-11 20:35:50,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:35:50 BoogieIcfgContainer [2020-09-11 20:35:50,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-11 20:35:50,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-11 20:35:50,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-11 20:35:50,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-11 20:35:50,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 08:35:49" (1/3) ... [2020-09-11 20:35:50,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a68eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 08:35:50, skipping insertion in model container [2020-09-11 20:35:50,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:35:50" (2/3) ... [2020-09-11 20:35:50,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a68eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 08:35:50, skipping insertion in model container [2020-09-11 20:35:50,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:35:50" (3/3) ... [2020-09-11 20:35:50,955 INFO L109 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf.i [2020-09-11 20:35:50,967 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-11 20:35:50,967 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-11 20:35:50,978 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-11 20:35:50,979 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-11 20:35:51,002 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,004 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,005 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,006 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,006 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,006 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,007 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:51,037 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-11 20:35:51,058 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 20:35:51,058 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 20:35:51,059 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-11 20:35:51,059 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-11 20:35:51,059 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 20:35:51,059 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 20:35:51,059 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 20:35:51,059 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 20:35:51,073 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 45 transitions, 95 flow [2020-09-11 20:35:51,075 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 44 places, 45 transitions, 95 flow [2020-09-11 20:35:51,111 INFO L129 PetriNetUnfolder]: 5/53 cut-off events. [2020-09-11 20:35:51,111 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 20:35:51,117 INFO L80 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 53 events. 5/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 34. Up to 4 conditions per place. [2020-09-11 20:35:51,122 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 44 places, 45 transitions, 95 flow [2020-09-11 20:35:51,138 INFO L129 PetriNetUnfolder]: 5/53 cut-off events. [2020-09-11 20:35:51,138 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 20:35:51,140 INFO L80 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 53 events. 5/53 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 34. Up to 4 conditions per place. [2020-09-11 20:35:51,141 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 500 [2020-09-11 20:35:51,144 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-11 20:35:51,588 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-09-11 20:35:51,589 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 20:35:52,492 INFO L206 etLargeBlockEncoding]: Checked pairs total: 334 [2020-09-11 20:35:52,493 INFO L214 etLargeBlockEncoding]: Total number of compositions: 43 [2020-09-11 20:35:52,497 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 11 places, 8 transitions, 21 flow [2020-09-11 20:35:52,506 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19 states. [2020-09-11 20:35:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-09-11 20:35:52,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-09-11 20:35:52,515 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:35:52,516 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-09-11 20:35:52,516 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:35:52,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:35:52,524 INFO L82 PathProgramCache]: Analyzing trace with hash 9950712, now seen corresponding path program 1 times [2020-09-11 20:35:52,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:35:52,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503416309] [2020-09-11 20:35:52,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:35:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 20:35:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 20:35:52,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503416309] [2020-09-11 20:35:52,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 20:35:52,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-11 20:35:52,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [763501654] [2020-09-11 20:35:52,856 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-11 20:35:52,860 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-11 20:35:52,877 INFO L274 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-09-11 20:35:52,878 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-11 20:35:52,880 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-11 20:35:52,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-11 20:35:52,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 20:35:52,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-11 20:35:52,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 20:35:52,903 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2020-09-11 20:35:52,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 20:35:52,911 INFO L93 Difference]: Finished difference Result 7 states and 6 transitions. [2020-09-11 20:35:52,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-11 20:35:52,913 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-09-11 20:35:52,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 20:35:52,926 INFO L225 Difference]: With dead ends: 7 [2020-09-11 20:35:52,927 INFO L226 Difference]: Without dead ends: 7 [2020-09-11 20:35:52,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 20:35:52,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2020-09-11 20:35:52,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-09-11 20:35:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-09-11 20:35:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2020-09-11 20:35:52,972 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2020-09-11 20:35:52,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 20:35:52,972 INFO L479 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2020-09-11 20:35:52,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-11 20:35:52,973 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2020-09-11 20:35:52,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 20:35:52,974 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:35:52,974 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-09-11 20:35:52,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-11 20:35:52,974 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:35:52,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:35:52,975 INFO L82 PathProgramCache]: Analyzing trace with hash 972631415, now seen corresponding path program 1 times [2020-09-11 20:35:52,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:35:52,981 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011783249] [2020-09-11 20:35:52,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:35:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:53,006 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:53,018 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:53,042 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 20:35:53,043 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 20:35:53,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-11 20:35:53,045 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 20:35:53,045 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-09-11 20:35:53,052 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,052 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,052 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,052 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,053 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,053 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,053 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,053 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,054 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,054 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,054 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,054 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,055 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,055 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,055 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,056 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,056 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,056 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,057 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,057 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,058 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,059 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,060 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,060 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,060 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,060 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,060 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,061 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,063 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,063 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,064 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,066 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,067 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,067 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,067 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,067 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,067 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,071 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-09-11 20:35:53,071 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 20:35:53,072 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 20:35:53,072 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-11 20:35:53,072 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-11 20:35:53,072 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 20:35:53,072 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 20:35:53,072 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 20:35:53,072 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 20:35:53,075 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 71 transitions, 154 flow [2020-09-11 20:35:53,076 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 69 places, 71 transitions, 154 flow [2020-09-11 20:35:53,095 INFO L129 PetriNetUnfolder]: 9/88 cut-off events. [2020-09-11 20:35:53,096 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 20:35:53,097 INFO L80 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 88 events. 9/88 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 195 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 59. Up to 6 conditions per place. [2020-09-11 20:35:53,101 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 69 places, 71 transitions, 154 flow [2020-09-11 20:35:53,130 INFO L129 PetriNetUnfolder]: 9/88 cut-off events. [2020-09-11 20:35:53,131 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 20:35:53,136 INFO L80 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 88 events. 9/88 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 195 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 59. Up to 6 conditions per place. [2020-09-11 20:35:53,139 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2300 [2020-09-11 20:35:53,139 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-11 20:35:53,686 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6903 [2020-09-11 20:35:53,686 INFO L214 etLargeBlockEncoding]: Total number of compositions: 40 [2020-09-11 20:35:53,687 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 39 transitions, 90 flow [2020-09-11 20:35:53,762 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1189 states. [2020-09-11 20:35:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states. [2020-09-11 20:35:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-11 20:35:53,766 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:35:53,766 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-09-11 20:35:53,767 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 20:35:53,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:35:53,768 INFO L82 PathProgramCache]: Analyzing trace with hash -518141552, now seen corresponding path program 1 times [2020-09-11 20:35:53,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:35:53,768 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409438355] [2020-09-11 20:35:53,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:35:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:53,808 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:53,824 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:53,835 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 20:35:53,835 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 20:35:53,838 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-11 20:35:53,838 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 20:35:53,842 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-09-11 20:35:53,852 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,852 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,853 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,853 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,853 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,853 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,854 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,855 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,855 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,855 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,855 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,855 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,856 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,861 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,861 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,862 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,862 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,863 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,867 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,868 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,870 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,871 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,873 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,874 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,874 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,875 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,881 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,882 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:53,883 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-11 20:35:53,884 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 20:35:53,884 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 20:35:53,884 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-11 20:35:53,884 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-11 20:35:53,884 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 20:35:53,885 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 20:35:53,885 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 20:35:53,885 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 20:35:53,889 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 97 transitions, 215 flow [2020-09-11 20:35:53,889 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 94 places, 97 transitions, 215 flow [2020-09-11 20:35:53,910 INFO L129 PetriNetUnfolder]: 13/123 cut-off events. [2020-09-11 20:35:53,910 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-11 20:35:53,912 INFO L80 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 123 events. 13/123 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 356 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 92. Up to 8 conditions per place. [2020-09-11 20:35:53,917 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 94 places, 97 transitions, 215 flow [2020-09-11 20:35:53,934 INFO L129 PetriNetUnfolder]: 13/123 cut-off events. [2020-09-11 20:35:53,934 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-11 20:35:53,935 INFO L80 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 123 events. 13/123 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 356 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 92. Up to 8 conditions per place. [2020-09-11 20:35:53,940 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5400 [2020-09-11 20:35:53,940 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-11 20:35:54,666 INFO L206 etLargeBlockEncoding]: Checked pairs total: 16118 [2020-09-11 20:35:54,666 INFO L214 etLargeBlockEncoding]: Total number of compositions: 51 [2020-09-11 20:35:54,666 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 52 transitions, 125 flow [2020-09-11 20:35:55,746 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 15544 states. [2020-09-11 20:35:55,747 INFO L276 IsEmpty]: Start isEmpty. Operand 15544 states. [2020-09-11 20:35:55,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 20:35:55,750 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:35:55,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 20:35:55,751 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 20:35:55,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:35:55,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1925057122, now seen corresponding path program 1 times [2020-09-11 20:35:55,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:35:55,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151494556] [2020-09-11 20:35:55,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:35:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 20:35:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 20:35:55,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151494556] [2020-09-11 20:35:55,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 20:35:55,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-11 20:35:55,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [128661687] [2020-09-11 20:35:55,857 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-11 20:35:55,858 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-11 20:35:55,861 INFO L274 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-09-11 20:35:55,861 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-11 20:35:55,861 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-11 20:35:55,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-11 20:35:55,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 20:35:55,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-11 20:35:55,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-11 20:35:55,862 INFO L87 Difference]: Start difference. First operand 15544 states. Second operand 5 states. [2020-09-11 20:35:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 20:35:56,458 INFO L93 Difference]: Finished difference Result 22867 states and 81622 transitions. [2020-09-11 20:35:56,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-11 20:35:56,459 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-09-11 20:35:56,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 20:35:56,629 INFO L225 Difference]: With dead ends: 22867 [2020-09-11 20:35:56,629 INFO L226 Difference]: Without dead ends: 22867 [2020-09-11 20:35:56,629 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-11 20:35:56,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22867 states. [2020-09-11 20:35:57,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22867 to 12800. [2020-09-11 20:35:57,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12800 states. [2020-09-11 20:35:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12800 states to 12800 states and 46917 transitions. [2020-09-11 20:35:57,480 INFO L78 Accepts]: Start accepts. Automaton has 12800 states and 46917 transitions. Word has length 11 [2020-09-11 20:35:57,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 20:35:57,481 INFO L479 AbstractCegarLoop]: Abstraction has 12800 states and 46917 transitions. [2020-09-11 20:35:57,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-11 20:35:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand 12800 states and 46917 transitions. [2020-09-11 20:35:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-11 20:35:57,483 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:35:57,483 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-09-11 20:35:57,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-11 20:35:57,484 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 20:35:57,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:35:57,484 INFO L82 PathProgramCache]: Analyzing trace with hash -39674352, now seen corresponding path program 1 times [2020-09-11 20:35:57,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:35:57,485 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766760829] [2020-09-11 20:35:57,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:35:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:57,503 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:35:57,520 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:35:57,529 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 20:35:57,529 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 20:35:57,530 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-11 20:35:57,532 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 20:35:57,533 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-09-11 20:35:57,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,541 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,541 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,553 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,553 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,554 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,554 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,558 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,558 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,562 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,562 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,562 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,563 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,566 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,566 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,567 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,567 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,567 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,567 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,568 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,568 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,569 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,569 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,569 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:35:57,572 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-09-11 20:35:57,572 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 20:35:57,573 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 20:35:57,573 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-11 20:35:57,573 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-11 20:35:57,573 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 20:35:57,573 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 20:35:57,573 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 20:35:57,573 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 20:35:57,576 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 123 transitions, 278 flow [2020-09-11 20:35:57,577 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 123 transitions, 278 flow [2020-09-11 20:35:57,843 INFO L129 PetriNetUnfolder]: 17/158 cut-off events. [2020-09-11 20:35:57,843 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-11 20:35:57,845 INFO L80 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 158 events. 17/158 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 510 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 131. Up to 10 conditions per place. [2020-09-11 20:35:57,854 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 123 transitions, 278 flow [2020-09-11 20:35:57,874 INFO L129 PetriNetUnfolder]: 17/158 cut-off events. [2020-09-11 20:35:57,875 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-11 20:35:57,876 INFO L80 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 158 events. 17/158 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 510 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 131. Up to 10 conditions per place. [2020-09-11 20:35:57,885 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9800 [2020-09-11 20:35:57,885 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-11 20:35:58,787 INFO L206 etLargeBlockEncoding]: Checked pairs total: 29624 [2020-09-11 20:35:58,787 INFO L214 etLargeBlockEncoding]: Total number of compositions: 64 [2020-09-11 20:35:58,787 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 67 transitions, 166 flow [2020-09-11 20:37:46,960 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 217620 states. [2020-09-11 20:37:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 217620 states. [2020-09-11 20:37:46,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 20:37:46,962 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:37:46,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 20:37:46,962 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:37:46,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:37:46,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1468696150, now seen corresponding path program 1 times [2020-09-11 20:37:46,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:37:46,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812403662] [2020-09-11 20:37:46,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:37:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 20:37:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 20:37:47,040 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812403662] [2020-09-11 20:37:47,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 20:37:47,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-11 20:37:47,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [504272387] [2020-09-11 20:37:47,042 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-11 20:37:47,043 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-11 20:37:47,045 INFO L274 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-09-11 20:37:47,045 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-11 20:37:47,045 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-11 20:37:47,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-11 20:37:47,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 20:37:47,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-11 20:37:47,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-11 20:37:47,046 INFO L87 Difference]: Start difference. First operand 217620 states. Second operand 5 states. [2020-09-11 20:37:55,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 20:37:55,609 INFO L93 Difference]: Finished difference Result 306350 states and 1373906 transitions. [2020-09-11 20:37:55,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-11 20:37:55,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-09-11 20:37:55,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 20:37:57,140 INFO L225 Difference]: With dead ends: 306350 [2020-09-11 20:37:57,140 INFO L226 Difference]: Without dead ends: 306350 [2020-09-11 20:37:57,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-11 20:38:04,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306350 states. [2020-09-11 20:38:10,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306350 to 177884. [2020-09-11 20:38:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177884 states. [2020-09-11 20:38:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177884 states to 177884 states and 825143 transitions. [2020-09-11 20:38:11,360 INFO L78 Accepts]: Start accepts. Automaton has 177884 states and 825143 transitions. Word has length 11 [2020-09-11 20:38:11,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 20:38:11,360 INFO L479 AbstractCegarLoop]: Abstraction has 177884 states and 825143 transitions. [2020-09-11 20:38:11,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-11 20:38:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 177884 states and 825143 transitions. [2020-09-11 20:38:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-11 20:38:11,362 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:38:11,362 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 20:38:11,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-11 20:38:11,362 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:38:11,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:38:11,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1701215460, now seen corresponding path program 1 times [2020-09-11 20:38:11,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:38:11,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579507829] [2020-09-11 20:38:11,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:38:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 20:38:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 20:38:11,450 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579507829] [2020-09-11 20:38:11,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 20:38:11,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-11 20:38:11,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [886526371] [2020-09-11 20:38:11,451 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-11 20:38:11,452 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-11 20:38:11,453 INFO L274 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-09-11 20:38:11,453 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-11 20:38:11,453 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-11 20:38:11,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-11 20:38:11,454 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 20:38:11,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-11 20:38:11,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-11 20:38:11,454 INFO L87 Difference]: Start difference. First operand 177884 states and 825143 transitions. Second operand 4 states. [2020-09-11 20:38:21,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 20:38:21,460 INFO L93 Difference]: Finished difference Result 256014 states and 1138651 transitions. [2020-09-11 20:38:21,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-11 20:38:21,460 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-09-11 20:38:21,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 20:38:22,599 INFO L225 Difference]: With dead ends: 256014 [2020-09-11 20:38:22,599 INFO L226 Difference]: Without dead ends: 256014 [2020-09-11 20:38:22,599 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-11 20:38:35,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256014 states. [2020-09-11 20:38:40,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256014 to 228638. [2020-09-11 20:38:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228638 states. [2020-09-11 20:38:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228638 states to 228638 states and 1026627 transitions. [2020-09-11 20:38:42,258 INFO L78 Accepts]: Start accepts. Automaton has 228638 states and 1026627 transitions. Word has length 13 [2020-09-11 20:38:42,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 20:38:42,258 INFO L479 AbstractCegarLoop]: Abstraction has 228638 states and 1026627 transitions. [2020-09-11 20:38:42,259 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-11 20:38:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 228638 states and 1026627 transitions. [2020-09-11 20:38:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-11 20:38:42,260 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:38:42,260 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 20:38:42,260 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-11 20:38:42,260 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:38:42,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:38:42,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1172544509, now seen corresponding path program 1 times [2020-09-11 20:38:42,261 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:38:42,261 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835694362] [2020-09-11 20:38:42,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:38:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 20:38:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-11 20:38:42,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835694362] [2020-09-11 20:38:42,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 20:38:42,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-11 20:38:42,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1949029157] [2020-09-11 20:38:42,330 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-11 20:38:42,331 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-11 20:38:42,333 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-11 20:38:42,334 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-11 20:38:42,334 INFO L399 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-11 20:38:42,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-11 20:38:42,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 20:38:42,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-11 20:38:42,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-11 20:38:42,335 INFO L87 Difference]: Start difference. First operand 228638 states and 1026627 transitions. Second operand 5 states. [2020-09-11 20:38:53,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 20:38:53,653 INFO L93 Difference]: Finished difference Result 416253 states and 1816646 transitions. [2020-09-11 20:38:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-11 20:38:53,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-09-11 20:38:53,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 20:38:55,105 INFO L225 Difference]: With dead ends: 416253 [2020-09-11 20:38:55,105 INFO L226 Difference]: Without dead ends: 416253 [2020-09-11 20:38:55,106 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-11 20:39:09,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416253 states. [2020-09-11 20:39:17,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416253 to 255964. [2020-09-11 20:39:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255964 states. [2020-09-11 20:39:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255964 states to 255964 states and 1147310 transitions. [2020-09-11 20:39:18,725 INFO L78 Accepts]: Start accepts. Automaton has 255964 states and 1147310 transitions. Word has length 14 [2020-09-11 20:39:18,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 20:39:18,726 INFO L479 AbstractCegarLoop]: Abstraction has 255964 states and 1147310 transitions. [2020-09-11 20:39:18,726 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-11 20:39:18,726 INFO L276 IsEmpty]: Start isEmpty. Operand 255964 states and 1147310 transitions. [2020-09-11 20:39:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-11 20:39:18,728 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 20:39:18,728 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-09-11 20:39:18,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-11 20:39:18,729 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 20:39:18,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 20:39:18,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1906098869, now seen corresponding path program 1 times [2020-09-11 20:39:18,730 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 20:39:18,730 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581117061] [2020-09-11 20:39:18,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 20:39:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:39:18,744 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:39:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 20:39:18,757 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 20:39:18,763 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 20:39:18,763 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 20:39:18,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-11 20:39:18,764 WARN L363 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 20:39:18,764 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-09-11 20:39:18,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,774 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,775 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,776 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,779 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,780 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,781 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,782 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,783 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,783 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,784 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,785 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,786 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,787 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,788 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,789 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,790 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,791 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,791 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,792 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 20:39:18,802 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-11 20:39:18,802 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 20:39:18,802 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 20:39:18,802 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-11 20:39:18,802 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-11 20:39:18,802 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 20:39:18,802 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 20:39:18,803 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 20:39:18,803 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 20:39:18,804 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 149 transitions, 343 flow [2020-09-11 20:39:18,805 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 144 places, 149 transitions, 343 flow [2020-09-11 20:39:18,829 INFO L129 PetriNetUnfolder]: 21/193 cut-off events. [2020-09-11 20:39:18,830 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-11 20:39:18,832 INFO L80 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 193 events. 21/193 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 663 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 173. Up to 12 conditions per place. [2020-09-11 20:39:18,845 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 144 places, 149 transitions, 343 flow [2020-09-11 20:39:18,868 INFO L129 PetriNetUnfolder]: 21/193 cut-off events. [2020-09-11 20:39:18,868 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-11 20:39:18,871 INFO L80 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 193 events. 21/193 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 663 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 173. Up to 12 conditions per place. [2020-09-11 20:39:18,878 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 15500 [2020-09-11 20:39:18,879 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-11 20:39:21,883 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-09-11 20:39:21,922 INFO L206 etLargeBlockEncoding]: Checked pairs total: 50386 [2020-09-11 20:39:21,922 INFO L214 etLargeBlockEncoding]: Total number of compositions: 75 [2020-09-11 20:39:21,923 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 84 transitions, 213 flow Received shutdown request... [2020-09-11 20:39:33,351 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-11 20:39:33,355 WARN L228 ceAbstractionStarter]: Timeout [2020-09-11 20:39:33,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 08:39:33 BasicIcfg [2020-09-11 20:39:33,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-11 20:39:33,358 INFO L168 Benchmark]: Toolchain (without parser) took 223891.20 ms. Allocated memory was 141.0 MB in the beginning and 2.7 GB in the end (delta: 2.6 GB). Free memory was 101.6 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 4.9 GB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,361 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 20:39:33,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.61 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.0 MB in the beginning and 164.7 MB in the end (delta: -63.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.83 ms. Allocated memory is still 205.0 MB. Free memory was 164.7 MB in the beginning and 162.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,380 INFO L168 Benchmark]: Boogie Preprocessor took 37.17 ms. Allocated memory is still 205.0 MB. Free memory was 162.7 MB in the beginning and 160.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,380 INFO L168 Benchmark]: RCFGBuilder took 632.93 ms. Allocated memory is still 205.0 MB. Free memory was 160.7 MB in the beginning and 124.7 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,381 INFO L168 Benchmark]: TraceAbstraction took 222408.80 ms. Allocated memory was 205.0 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 124.0 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. [2020-09-11 20:39:33,387 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.61 ms. Allocated memory was 141.0 MB in the beginning and 205.0 MB in the end (delta: 64.0 MB). Free memory was 101.0 MB in the beginning and 164.7 MB in the end (delta: -63.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.83 ms. Allocated memory is still 205.0 MB. Free memory was 164.7 MB in the beginning and 162.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.17 ms. Allocated memory is still 205.0 MB. Free memory was 162.7 MB in the beginning and 160.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 632.93 ms. Allocated memory is still 205.0 MB. Free memory was 160.7 MB in the beginning and 124.7 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 222408.80 ms. Allocated memory was 205.0 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 124.0 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.4s, 44 ProgramPointsBefore, 11 ProgramPointsAfterwards, 45 TransitionsBefore, 8 TransitionsAfterwards, 500 CoEnabledTransitionPairs, 7 FixpointIterations, 8 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 4 ChoiceCompositions, 252 VarBasedMoverChecksPositive, 0 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 334 CheckedPairsTotal, 43 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.6s, 69 ProgramPointsBefore, 40 ProgramPointsAfterwards, 71 TransitionsBefore, 39 TransitionsAfterwards, 2300 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 3 ChoiceCompositions, 1074 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 6903 CheckedPairsTotal, 40 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.7s, 94 ProgramPointsBefore, 55 ProgramPointsAfterwards, 97 TransitionsBefore, 52 TransitionsAfterwards, 5400 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 6 ChoiceCompositions, 2033 VarBasedMoverChecksPositive, 55 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 16118 CheckedPairsTotal, 51 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.2s, 119 ProgramPointsBefore, 71 ProgramPointsAfterwards, 123 TransitionsBefore, 67 TransitionsAfterwards, 9800 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 8 ChoiceCompositions, 4030 VarBasedMoverChecksPositive, 98 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 29624 CheckedPairsTotal, 64 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.1s, 144 ProgramPointsBefore, 88 ProgramPointsAfterwards, 149 TransitionsBefore, 84 TransitionsAfterwards, 15500 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 9 ChoiceCompositions, 6276 VarBasedMoverChecksPositive, 139 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 50386 CheckedPairsTotal, 75 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 701]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 701). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 88 places, 84 transitions, 213 flow. Already constructed 85094 states. Currently 25439 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 222.1s, OverallIterations: 9, TraceHistogramMax: 5, AutomataDifference: 34.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 127.9s, HoareTripleCheckerStatistics: 566 SDtfs, 639 SDslu, 723 SDs, 0 SdLazy, 246 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=255964occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 58.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 326198 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 2225 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown