/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-bf4350c [2020-09-17 15:30:43,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-17 15:30:43,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-17 15:30:43,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-17 15:30:43,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-17 15:30:43,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-17 15:30:43,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-17 15:30:43,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-17 15:30:43,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-17 15:30:43,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-17 15:30:43,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-17 15:30:43,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-17 15:30:43,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-17 15:30:43,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-17 15:30:43,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-17 15:30:43,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-17 15:30:43,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-17 15:30:43,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-17 15:30:43,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-17 15:30:43,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-17 15:30:43,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-17 15:30:43,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-17 15:30:43,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-17 15:30:43,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-17 15:30:43,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-17 15:30:43,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-17 15:30:43,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-17 15:30:43,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-17 15:30:43,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-17 15:30:44,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-17 15:30:44,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-17 15:30:44,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-17 15:30:44,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-17 15:30:44,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-17 15:30:44,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-17 15:30:44,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-17 15:30:44,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-09-17 15:30:44,044 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-17 15:30:44,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-17 15:30:44,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-17 15:30:44,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-17 15:30:44,046 INFO L138 SettingsManager]: * Use SBE=true [2020-09-17 15:30:44,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-17 15:30:44,047 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-17 15:30:44,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-17 15:30:44,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-17 15:30:44,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-17 15:30:44,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-17 15:30:44,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-17 15:30:44,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-17 15:30:44,049 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-17 15:30:44,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-17 15:30:44,050 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-17 15:30:44,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-17 15:30:44,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-17 15:30:44,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-17 15:30:44,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-17 15:30:44,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-17 15:30:44,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-17 15:30:44,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-17 15:30:44,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-09-17 15:30:44,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-17 15:30:44,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-17 15:30:44,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-17 15:30:44,052 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-09-17 15:30:44,052 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-09-17 15:30:44,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-17 15:30:44,053 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-09-17 15:30:44,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-17 15:30:44,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-17 15:30:44,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-17 15:30:44,534 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-17 15:30:44,535 INFO L275 PluginConnector]: CDTParser initialized [2020-09-17 15:30:44,536 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/40_barrier_vf.i [2020-09-17 15:30:44,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f24bbaa6/4d4fc685551f4bb38e206d1a0a801a0a/FLAGe3e582f74 [2020-09-17 15:30:45,244 INFO L306 CDTParser]: Found 1 translation units. [2020-09-17 15:30:45,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/40_barrier_vf.i [2020-09-17 15:30:45,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f24bbaa6/4d4fc685551f4bb38e206d1a0a801a0a/FLAGe3e582f74 [2020-09-17 15:30:45,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f24bbaa6/4d4fc685551f4bb38e206d1a0a801a0a [2020-09-17 15:30:45,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-17 15:30:45,473 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-17 15:30:45,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-17 15:30:45,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-17 15:30:45,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-17 15:30:45,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:30:45" (1/1) ... [2020-09-17 15:30:45,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f211dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:45, skipping insertion in model container [2020-09-17 15:30:45,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:30:45" (1/1) ... [2020-09-17 15:30:45,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-17 15:30:45,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-17 15:30:46,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 15:30:46,016 INFO L203 MainTranslator]: Completed pre-run [2020-09-17 15:30:46,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 15:30:46,170 INFO L208 MainTranslator]: Completed translation [2020-09-17 15:30:46,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46 WrapperNode [2020-09-17 15:30:46,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-17 15:30:46,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-17 15:30:46,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-17 15:30:46,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-17 15:30:46,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-17 15:30:46,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-17 15:30:46,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-17 15:30:46,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-17 15:30:46,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... [2020-09-17 15:30:46,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-17 15:30:46,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-17 15:30:46,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-17 15:30:46,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-17 15:30:46,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-17 15:30:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-09-17 15:30:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-09-17 15:30:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-17 15:30:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-17 15:30:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-17 15:30:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-17 15:30:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-17 15:30:46,385 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-17 15:30:46,970 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-17 15:30:46,971 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-09-17 15:30:46,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:30:46 BoogieIcfgContainer [2020-09-17 15:30:46,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-17 15:30:46,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-17 15:30:46,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-17 15:30:46,981 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-17 15:30:46,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.09 03:30:45" (1/3) ... [2020-09-17 15:30:46,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48979dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 03:30:46, skipping insertion in model container [2020-09-17 15:30:46,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:30:46" (2/3) ... [2020-09-17 15:30:46,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48979dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 03:30:46, skipping insertion in model container [2020-09-17 15:30:46,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:30:46" (3/3) ... [2020-09-17 15:30:46,985 INFO L109 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf.i [2020-09-17 15:30:46,996 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-17 15:30:46,997 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-17 15:30:47,007 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-17 15:30:47,008 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-17 15:30:47,028 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,029 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,029 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,029 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,029 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,030 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,030 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,030 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,030 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,031 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,031 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,031 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,031 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,032 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,032 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,032 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,032 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,033 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,033 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,033 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,033 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,034 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,034 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,034 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,038 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,039 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:47,068 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-17 15:30:47,090 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 15:30:47,091 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 15:30:47,091 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 15:30:47,091 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 15:30:47,091 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 15:30:47,091 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 15:30:47,091 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 15:30:47,091 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 15:30:47,105 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 45 transitions, 95 flow [2020-09-17 15:30:47,107 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 44 places, 45 transitions, 95 flow [2020-09-17 15:30:47,141 INFO L129 PetriNetUnfolder]: 5/53 cut-off events. [2020-09-17 15:30:47,141 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-17 15:30:47,147 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. [2020-09-17 15:30:47,149 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 44 places, 45 transitions, 95 flow [2020-09-17 15:30:47,163 INFO L129 PetriNetUnfolder]: 5/53 cut-off events. [2020-09-17 15:30:47,164 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-17 15:30:47,165 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. [2020-09-17 15:30:47,166 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 500 [2020-09-17 15:30:47,167 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 15:30:47,545 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-09-17 15:30:47,546 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-17 15:30:48,452 INFO L206 etLargeBlockEncoding]: Checked pairs total: 334 [2020-09-17 15:30:48,452 INFO L214 etLargeBlockEncoding]: Total number of compositions: 43 [2020-09-17 15:30:48,456 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 11 places, 8 transitions, 21 flow [2020-09-17 15:30:48,466 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19 states. [2020-09-17 15:30:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2020-09-17 15:30:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-09-17 15:30:48,476 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:30:48,477 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-09-17 15:30:48,478 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:30:48,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:30:48,485 INFO L82 PathProgramCache]: Analyzing trace with hash 9950712, now seen corresponding path program 1 times [2020-09-17 15:30:48,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:30:48,507 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728501542] [2020-09-17 15:30:48,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:30:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 15:30:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 15:30:48,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728501542] [2020-09-17 15:30:48,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 15:30:48,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-17 15:30:48,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [866481981] [2020-09-17 15:30:48,812 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 15:30:48,816 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 15:30:48,836 INFO L274 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-09-17 15:30:48,836 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 15:30:48,838 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 15:30:48,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 15:30:48,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 15:30:48,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 15:30:48,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 15:30:48,861 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 3 states. [2020-09-17 15:30:48,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 15:30:48,869 INFO L93 Difference]: Finished difference Result 7 states and 6 transitions. [2020-09-17 15:30:48,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 15:30:48,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-09-17 15:30:48,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 15:30:48,885 INFO L225 Difference]: With dead ends: 7 [2020-09-17 15:30:48,886 INFO L226 Difference]: Without dead ends: 7 [2020-09-17 15:30:48,888 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 [2020-09-17 15:30:48,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2020-09-17 15:30:48,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-09-17 15:30:48,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-09-17 15:30:48,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2020-09-17 15:30:48,925 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2020-09-17 15:30:48,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 15:30:48,926 INFO L479 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2020-09-17 15:30:48,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 15:30:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2020-09-17 15:30:48,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-17 15:30:48,927 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:30:48,927 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-09-17 15:30:48,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-17 15:30:48,927 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:30:48,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:30:48,928 INFO L82 PathProgramCache]: Analyzing trace with hash 972631415, now seen corresponding path program 1 times [2020-09-17 15:30:48,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:30:48,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122313926] [2020-09-17 15:30:48,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:30:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:48,949 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:48,960 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:48,984 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-17 15:30:48,985 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-17 15:30:48,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-17 15:30:48,987 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-17 15:30:48,987 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-09-17 15:30:48,993 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,996 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,998 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,998 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,998 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,999 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,999 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:48,999 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,000 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,000 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,000 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,000 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,000 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,001 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,001 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,001 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,001 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,001 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,002 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,002 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,002 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,002 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,004 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,004 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,005 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,005 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,013 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-09-17 15:30:49,014 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 15:30:49,014 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 15:30:49,014 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 15:30:49,014 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 15:30:49,014 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 15:30:49,014 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 15:30:49,015 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 15:30:49,015 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 15:30:49,018 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 71 transitions, 154 flow [2020-09-17 15:30:49,018 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 69 places, 71 transitions, 154 flow [2020-09-17 15:30:49,057 INFO L129 PetriNetUnfolder]: 9/88 cut-off events. [2020-09-17 15:30:49,057 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-17 15:30:49,059 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. [2020-09-17 15:30:49,064 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 69 places, 71 transitions, 154 flow [2020-09-17 15:30:49,083 INFO L129 PetriNetUnfolder]: 9/88 cut-off events. [2020-09-17 15:30:49,084 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-17 15:30:49,085 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. [2020-09-17 15:30:49,087 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2300 [2020-09-17 15:30:49,088 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 15:30:49,630 INFO L206 etLargeBlockEncoding]: Checked pairs total: 6903 [2020-09-17 15:30:49,630 INFO L214 etLargeBlockEncoding]: Total number of compositions: 40 [2020-09-17 15:30:49,630 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 39 transitions, 90 flow [2020-09-17 15:30:49,687 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1189 states. [2020-09-17 15:30:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states. [2020-09-17 15:30:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-17 15:30:49,689 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:30:49,689 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-09-17 15:30:49,690 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 15:30:49,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:30:49,690 INFO L82 PathProgramCache]: Analyzing trace with hash -518141552, now seen corresponding path program 1 times [2020-09-17 15:30:49,691 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:30:49,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046283092] [2020-09-17 15:30:49,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:30:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:49,711 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:49,726 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:49,731 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-17 15:30:49,732 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-17 15:30:49,732 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-17 15:30:49,732 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-17 15:30:49,734 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-09-17 15:30:49,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,743 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:49,764 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-17 15:30:49,765 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 15:30:49,765 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 15:30:49,765 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 15:30:49,765 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 15:30:49,765 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 15:30:49,765 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 15:30:49,766 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 15:30:49,766 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 15:30:49,769 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 97 transitions, 215 flow [2020-09-17 15:30:49,769 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 94 places, 97 transitions, 215 flow [2020-09-17 15:30:49,791 INFO L129 PetriNetUnfolder]: 13/123 cut-off events. [2020-09-17 15:30:49,791 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-17 15:30:49,793 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. [2020-09-17 15:30:49,798 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 94 places, 97 transitions, 215 flow [2020-09-17 15:30:49,814 INFO L129 PetriNetUnfolder]: 13/123 cut-off events. [2020-09-17 15:30:49,814 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-17 15:30:49,815 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. [2020-09-17 15:30:49,821 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 5400 [2020-09-17 15:30:49,821 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 15:30:50,510 INFO L206 etLargeBlockEncoding]: Checked pairs total: 16118 [2020-09-17 15:30:50,510 INFO L214 etLargeBlockEncoding]: Total number of compositions: 51 [2020-09-17 15:30:50,510 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 52 transitions, 125 flow [2020-09-17 15:30:51,657 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 15544 states. [2020-09-17 15:30:51,657 INFO L276 IsEmpty]: Start isEmpty. Operand 15544 states. [2020-09-17 15:30:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-17 15:30:51,661 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:30:51,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 15:30:51,661 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 15:30:51,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:30:51,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1925057122, now seen corresponding path program 1 times [2020-09-17 15:30:51,662 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:30:51,662 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777398076] [2020-09-17 15:30:51,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:30:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 15:30:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 15:30:51,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777398076] [2020-09-17 15:30:51,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 15:30:51,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-17 15:30:51,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [642493070] [2020-09-17 15:30:51,786 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 15:30:51,787 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 15:30:51,790 INFO L274 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-09-17 15:30:51,790 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 15:30:51,790 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 15:30:51,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-17 15:30:51,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 15:30:51,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-17 15:30:51,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-17 15:30:51,792 INFO L87 Difference]: Start difference. First operand 15544 states. Second operand 5 states. [2020-09-17 15:30:52,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 15:30:52,387 INFO L93 Difference]: Finished difference Result 22867 states and 81622 transitions. [2020-09-17 15:30:52,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-17 15:30:52,387 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-09-17 15:30:52,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 15:30:52,560 INFO L225 Difference]: With dead ends: 22867 [2020-09-17 15:30:52,560 INFO L226 Difference]: Without dead ends: 22867 [2020-09-17 15:30:52,560 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 [2020-09-17 15:30:52,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22867 states. [2020-09-17 15:30:53,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22867 to 12800. [2020-09-17 15:30:53,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12800 states. [2020-09-17 15:30:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12800 states to 12800 states and 46917 transitions. [2020-09-17 15:30:53,488 INFO L78 Accepts]: Start accepts. Automaton has 12800 states and 46917 transitions. Word has length 11 [2020-09-17 15:30:53,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 15:30:53,488 INFO L479 AbstractCegarLoop]: Abstraction has 12800 states and 46917 transitions. [2020-09-17 15:30:53,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-17 15:30:53,488 INFO L276 IsEmpty]: Start isEmpty. Operand 12800 states and 46917 transitions. [2020-09-17 15:30:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-17 15:30:53,495 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:30:53,496 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-09-17 15:30:53,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-17 15:30:53,499 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 15:30:53,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:30:53,499 INFO L82 PathProgramCache]: Analyzing trace with hash -39674352, now seen corresponding path program 1 times [2020-09-17 15:30:53,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:30:53,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437627172] [2020-09-17 15:30:53,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:30:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:53,541 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:30:53,568 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:30:53,584 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-17 15:30:53,585 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-17 15:30:53,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-17 15:30:53,585 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-17 15:30:53,587 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-09-17 15:30:53,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,598 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,598 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,599 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,599 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,599 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,599 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,600 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,600 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,600 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,600 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,601 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,602 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,602 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,602 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,602 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,602 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,603 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,603 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,603 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,603 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,603 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,604 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,604 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,604 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,604 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,606 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,609 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,621 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:30:53,652 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-09-17 15:30:53,653 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 15:30:53,653 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 15:30:53,653 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 15:30:53,653 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 15:30:53,653 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 15:30:53,653 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 15:30:53,654 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 15:30:53,654 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 15:30:53,657 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 123 transitions, 278 flow [2020-09-17 15:30:53,657 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 123 transitions, 278 flow [2020-09-17 15:30:53,683 INFO L129 PetriNetUnfolder]: 17/158 cut-off events. [2020-09-17 15:30:53,684 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-17 15:30:53,686 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. [2020-09-17 15:30:53,695 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 123 transitions, 278 flow [2020-09-17 15:30:53,719 INFO L129 PetriNetUnfolder]: 17/158 cut-off events. [2020-09-17 15:30:53,719 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-17 15:30:53,720 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. [2020-09-17 15:30:53,729 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 9800 [2020-09-17 15:30:53,729 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 15:30:54,252 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-09-17 15:30:54,881 INFO L206 etLargeBlockEncoding]: Checked pairs total: 29624 [2020-09-17 15:30:54,881 INFO L214 etLargeBlockEncoding]: Total number of compositions: 64 [2020-09-17 15:30:54,881 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 67 transitions, 166 flow [2020-09-17 15:32:52,812 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 217620 states. [2020-09-17 15:32:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 217620 states. [2020-09-17 15:32:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-17 15:32:52,813 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:32:52,814 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 15:32:52,814 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:32:52,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:32:52,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1468696150, now seen corresponding path program 1 times [2020-09-17 15:32:52,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:32:52,815 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863510223] [2020-09-17 15:32:52,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:32:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 15:32:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 15:32:52,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863510223] [2020-09-17 15:32:52,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 15:32:52,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-17 15:32:52,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1310278427] [2020-09-17 15:32:52,896 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 15:32:52,896 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 15:32:52,898 INFO L274 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-09-17 15:32:52,898 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 15:32:52,898 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 15:32:52,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-17 15:32:52,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 15:32:52,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-17 15:32:52,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-17 15:32:52,900 INFO L87 Difference]: Start difference. First operand 217620 states. Second operand 5 states. [2020-09-17 15:33:01,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 15:33:01,620 INFO L93 Difference]: Finished difference Result 306350 states and 1373906 transitions. [2020-09-17 15:33:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-17 15:33:01,621 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-09-17 15:33:01,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 15:33:03,536 INFO L225 Difference]: With dead ends: 306350 [2020-09-17 15:33:03,536 INFO L226 Difference]: Without dead ends: 306350 [2020-09-17 15:33:03,537 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 [2020-09-17 15:33:11,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306350 states. [2020-09-17 15:33:17,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306350 to 177884. [2020-09-17 15:33:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177884 states. [2020-09-17 15:33:17,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177884 states to 177884 states and 825143 transitions. [2020-09-17 15:33:17,953 INFO L78 Accepts]: Start accepts. Automaton has 177884 states and 825143 transitions. Word has length 11 [2020-09-17 15:33:17,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 15:33:17,953 INFO L479 AbstractCegarLoop]: Abstraction has 177884 states and 825143 transitions. [2020-09-17 15:33:17,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-17 15:33:17,953 INFO L276 IsEmpty]: Start isEmpty. Operand 177884 states and 825143 transitions. [2020-09-17 15:33:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-17 15:33:17,955 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:33:17,955 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 15:33:17,955 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-17 15:33:17,955 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:33:17,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:33:17,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1701215460, now seen corresponding path program 1 times [2020-09-17 15:33:17,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:33:17,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485732959] [2020-09-17 15:33:17,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:33:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 15:33:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 15:33:18,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485732959] [2020-09-17 15:33:18,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 15:33:18,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-17 15:33:18,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [564229148] [2020-09-17 15:33:18,067 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 15:33:18,068 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 15:33:18,069 INFO L274 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-09-17 15:33:18,069 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 15:33:18,070 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 15:33:18,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-17 15:33:18,070 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 15:33:18,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-17 15:33:18,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-17 15:33:18,071 INFO L87 Difference]: Start difference. First operand 177884 states and 825143 transitions. Second operand 4 states. [2020-09-17 15:33:27,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 15:33:27,328 INFO L93 Difference]: Finished difference Result 256014 states and 1138651 transitions. [2020-09-17 15:33:27,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-17 15:33:27,329 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-09-17 15:33:27,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 15:33:28,271 INFO L225 Difference]: With dead ends: 256014 [2020-09-17 15:33:28,272 INFO L226 Difference]: Without dead ends: 256014 [2020-09-17 15:33:28,272 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 [2020-09-17 15:33:42,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256014 states. [2020-09-17 15:33:48,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256014 to 228638. [2020-09-17 15:33:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228638 states. [2020-09-17 15:33:49,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228638 states to 228638 states and 1026627 transitions. [2020-09-17 15:33:49,531 INFO L78 Accepts]: Start accepts. Automaton has 228638 states and 1026627 transitions. Word has length 13 [2020-09-17 15:33:49,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 15:33:49,531 INFO L479 AbstractCegarLoop]: Abstraction has 228638 states and 1026627 transitions. [2020-09-17 15:33:49,531 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-17 15:33:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 228638 states and 1026627 transitions. [2020-09-17 15:33:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-17 15:33:49,532 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:33:49,532 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 15:33:49,533 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-17 15:33:49,533 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:33:49,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:33:49,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1172544509, now seen corresponding path program 1 times [2020-09-17 15:33:49,533 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:33:49,533 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561451612] [2020-09-17 15:33:49,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:33:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 15:33:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-17 15:33:49,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561451612] [2020-09-17 15:33:49,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 15:33:49,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-17 15:33:49,614 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [666050205] [2020-09-17 15:33:49,614 INFO L216 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-09-17 15:33:49,615 INFO L271 McrAutomatonBuilder]: Started intersection. [2020-09-17 15:33:49,616 INFO L274 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-09-17 15:33:49,616 INFO L299 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-09-17 15:33:49,616 INFO L409 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-09-17 15:33:49,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-17 15:33:49,617 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 15:33:49,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-17 15:33:49,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-17 15:33:49,617 INFO L87 Difference]: Start difference. First operand 228638 states and 1026627 transitions. Second operand 5 states. [2020-09-17 15:33:59,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 15:33:59,978 INFO L93 Difference]: Finished difference Result 416253 states and 1816646 transitions. [2020-09-17 15:33:59,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-17 15:33:59,979 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-09-17 15:33:59,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 15:34:09,850 INFO L225 Difference]: With dead ends: 416253 [2020-09-17 15:34:09,850 INFO L226 Difference]: Without dead ends: 416253 [2020-09-17 15:34:09,851 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 [2020-09-17 15:34:18,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416253 states. [2020-09-17 15:34:25,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416253 to 255964. [2020-09-17 15:34:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255964 states. [2020-09-17 15:34:38,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255964 states to 255964 states and 1147310 transitions. [2020-09-17 15:34:38,737 INFO L78 Accepts]: Start accepts. Automaton has 255964 states and 1147310 transitions. Word has length 14 [2020-09-17 15:34:38,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 15:34:38,738 INFO L479 AbstractCegarLoop]: Abstraction has 255964 states and 1147310 transitions. [2020-09-17 15:34:38,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-17 15:34:38,738 INFO L276 IsEmpty]: Start isEmpty. Operand 255964 states and 1147310 transitions. [2020-09-17 15:34:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-17 15:34:38,740 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 15:34:38,740 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-09-17 15:34:38,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-17 15:34:38,740 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-17 15:34:38,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 15:34:38,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1906098869, now seen corresponding path program 1 times [2020-09-17 15:34:38,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 15:34:38,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454012961] [2020-09-17 15:34:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 15:34:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:34:38,760 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:34:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-17 15:34:38,775 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-17 15:34:38,784 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-17 15:34:38,784 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-17 15:34:38,784 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-17 15:34:38,785 WARN L363 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-17 15:34:38,785 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-09-17 15:34:38,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,793 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,794 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,794 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,795 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,796 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,797 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,798 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,799 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,800 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,800 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,801 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,802 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,803 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,804 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,805 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,806 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,807 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,808 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,809 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,810 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,811 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,812 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,813 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,817 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,817 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,818 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,818 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,818 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,818 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,818 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_Barrier2_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,829 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 15:34:38,830 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-17 15:34:38,830 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 15:34:38,830 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 15:34:38,830 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-17 15:34:38,830 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-09-17 15:34:38,831 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 15:34:38,831 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 15:34:38,831 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 15:34:38,831 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 15:34:38,833 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 149 transitions, 343 flow [2020-09-17 15:34:38,833 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 144 places, 149 transitions, 343 flow [2020-09-17 15:34:38,857 INFO L129 PetriNetUnfolder]: 21/193 cut-off events. [2020-09-17 15:34:38,858 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-17 15:34:38,860 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. [2020-09-17 15:34:38,875 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 144 places, 149 transitions, 343 flow [2020-09-17 15:34:38,899 INFO L129 PetriNetUnfolder]: 21/193 cut-off events. [2020-09-17 15:34:38,899 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-17 15:34:38,902 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. [2020-09-17 15:34:38,911 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 15500 [2020-09-17 15:34:38,912 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-09-17 15:34:39,810 INFO L206 etLargeBlockEncoding]: Checked pairs total: 50386 [2020-09-17 15:34:39,811 INFO L214 etLargeBlockEncoding]: Total number of compositions: 75 [2020-09-17 15:34:39,811 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 84 transitions, 213 flow