/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 19:52:22,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 19:52:22,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 19:52:22,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 19:52:22,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 19:52:22,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 19:52:22,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 19:52:22,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 19:52:22,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 19:52:22,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 19:52:22,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 19:52:22,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 19:52:22,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 19:52:22,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 19:52:22,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 19:52:22,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 19:52:22,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 19:52:22,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 19:52:22,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 19:52:22,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 19:52:22,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 19:52:22,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 19:52:22,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 19:52:22,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 19:52:22,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 19:52:22,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 19:52:22,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 19:52:22,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 19:52:22,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 19:52:22,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 19:52:22,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 19:52:22,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 19:52:22,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 19:52:22,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 19:52:22,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 19:52:22,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 19:52:22,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 19:52:22,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 19:52:22,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 19:52:22,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 19:52:22,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 19:52:22,168 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 19:52:22,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 19:52:22,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 19:52:22,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 19:52:22,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 19:52:22,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 19:52:22,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 19:52:22,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 19:52:22,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 19:52:22,170 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 19:52:22,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 19:52:22,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 19:52:22,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 19:52:22,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 19:52:22,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 19:52:22,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 19:52:22,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 19:52:22,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 19:52:22,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 19:52:22,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 19:52:22,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 19:52:22,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 19:52:22,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 19:52:22,173 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 19:52:22,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 19:52:22,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 19:52:22,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 19:52:22,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 19:52:22,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 19:52:22,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 19:52:22,507 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 19:52:22,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-18 19:52:22,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cef833d4/a6ac9184130c4f43b75b61ae7d3fde87/FLAG161196aac [2019-12-18 19:52:23,122 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 19:52:23,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-18 19:52:23,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cef833d4/a6ac9184130c4f43b75b61ae7d3fde87/FLAG161196aac [2019-12-18 19:52:23,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cef833d4/a6ac9184130c4f43b75b61ae7d3fde87 [2019-12-18 19:52:23,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 19:52:23,448 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 19:52:23,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 19:52:23,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 19:52:23,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 19:52:23,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:52:23" (1/1) ... [2019-12-18 19:52:23,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b5ffad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:23, skipping insertion in model container [2019-12-18 19:52:23,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:52:23" (1/1) ... [2019-12-18 19:52:23,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 19:52:23,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 19:52:24,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 19:52:24,017 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 19:52:24,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 19:52:24,130 INFO L208 MainTranslator]: Completed translation [2019-12-18 19:52:24,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24 WrapperNode [2019-12-18 19:52:24,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 19:52:24,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 19:52:24,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 19:52:24,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 19:52:24,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 19:52:24,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 19:52:24,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 19:52:24,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 19:52:24,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (1/1) ... [2019-12-18 19:52:24,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 19:52:24,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 19:52:24,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 19:52:24,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 19:52:24,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (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 [2019-12-18 19:52:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 19:52:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-18 19:52:24,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-18 19:52:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 19:52:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 19:52:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 19:52:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 19:52:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 19:52:24,290 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 19:52:24,506 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 19:52:24,647 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 19:52:24,772 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 19:52:24,773 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-12-18 19:52:24,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:52:24 BoogieIcfgContainer [2019-12-18 19:52:24,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 19:52:24,775 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 19:52:24,775 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 19:52:24,778 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 19:52:24,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 07:52:23" (1/3) ... [2019-12-18 19:52:24,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e942303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:52:24, skipping insertion in model container [2019-12-18 19:52:24,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:52:24" (2/3) ... [2019-12-18 19:52:24,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e942303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 07:52:24, skipping insertion in model container [2019-12-18 19:52:24,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 07:52:24" (3/3) ... [2019-12-18 19:52:24,786 INFO L109 eAbstractionObserver]: Analyzing ICFG 47_ticket_lock_hc_backoff_vs.i [2019-12-18 19:52:24,796 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 19:52:24,797 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 19:52:24,804 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 19:52:24,806 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 19:52:24,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,833 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,834 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,834 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,834 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,835 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,835 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,835 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,836 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,836 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,837 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,837 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,837 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,838 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,838 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,838 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,839 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,839 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,840 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,841 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,841 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,842 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,842 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,842 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,842 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,846 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,847 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,847 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,847 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,847 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,848 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,848 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,848 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,848 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,848 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,849 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:24,864 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-18 19:52:24,883 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 19:52:24,883 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 19:52:24,883 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 19:52:24,883 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 19:52:24,883 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 19:52:24,884 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 19:52:24,884 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 19:52:24,884 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 19:52:24,899 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 82 transitions [2019-12-18 19:52:24,901 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 72 places, 82 transitions [2019-12-18 19:52:24,954 INFO L126 PetriNetUnfolder]: 20/125 cut-off events. [2019-12-18 19:52:24,955 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:24,964 INFO L76 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 125 events. 20/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 386 event pairs. 5/105 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2019-12-18 19:52:24,971 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 72 places, 82 transitions [2019-12-18 19:52:24,999 INFO L126 PetriNetUnfolder]: 20/125 cut-off events. [2019-12-18 19:52:24,999 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:25,002 INFO L76 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 125 events. 20/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 386 event pairs. 5/105 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2019-12-18 19:52:25,008 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 2430 [2019-12-18 19:52:25,009 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 19:52:25,831 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4600 [2019-12-18 19:52:25,831 INFO L214 etLargeBlockEncoding]: Total number of compositions: 52 [2019-12-18 19:52:25,835 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 37 transitions [2019-12-18 19:52:25,868 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 239 states. [2019-12-18 19:52:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states. [2019-12-18 19:52:25,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 19:52:25,880 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:25,881 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-18 19:52:25,881 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:25,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:25,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1432492079, now seen corresponding path program 1 times [2019-12-18 19:52:25,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:25,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496661489] [2019-12-18 19:52:25,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:26,135 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 19:52:26,135 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 19:52:26,136 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 19:52:26,136 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-18 19:52:26,148 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,148 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,148 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,149 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,149 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,149 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,149 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,149 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,150 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,150 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,150 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,150 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,151 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,151 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,151 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,151 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,151 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,152 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,152 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,152 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,153 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,153 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,153 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,153 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,153 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,154 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,154 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,154 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,154 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,155 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,155 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,155 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,155 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,156 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,156 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,156 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,156 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,156 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,157 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,157 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,157 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,157 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,157 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,158 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,158 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,158 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,159 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,159 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,159 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,159 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,159 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,160 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,160 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,160 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,161 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,161 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,161 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,161 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,161 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,162 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,162 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,162 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,162 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,162 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,163 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,163 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,165 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,165 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,165 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,166 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,167 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,167 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,167 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:26,170 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 19:52:26,170 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 19:52:26,171 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 19:52:26,171 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 19:52:26,171 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 19:52:26,171 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 19:52:26,171 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 19:52:26,171 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 19:52:26,171 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 19:52:26,176 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 96 places, 110 transitions [2019-12-18 19:52:26,176 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 96 places, 110 transitions [2019-12-18 19:52:26,239 INFO L126 PetriNetUnfolder]: 33/197 cut-off events. [2019-12-18 19:52:26,239 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:26,247 INFO L76 FinitePrefix]: Finished finitePrefix Result has 207 conditions, 197 events. 33/197 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 733 event pairs. 14/170 useless extension candidates. Maximal degree in co-relation 126. Up to 9 conditions per place. [2019-12-18 19:52:26,262 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 96 places, 110 transitions [2019-12-18 19:52:26,305 INFO L126 PetriNetUnfolder]: 33/197 cut-off events. [2019-12-18 19:52:26,305 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:26,310 INFO L76 FinitePrefix]: Finished finitePrefix Result has 207 conditions, 197 events. 33/197 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 733 event pairs. 14/170 useless extension candidates. Maximal degree in co-relation 126. Up to 9 conditions per place. [2019-12-18 19:52:26,321 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 6372 [2019-12-18 19:52:26,322 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 19:52:27,088 INFO L206 etLargeBlockEncoding]: Checked pairs total: 13594 [2019-12-18 19:52:27,088 INFO L214 etLargeBlockEncoding]: Total number of compositions: 65 [2019-12-18 19:52:27,089 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 55 transitions [2019-12-18 19:52:27,234 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 3361 states. [2019-12-18 19:52:27,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states. [2019-12-18 19:52:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 19:52:27,235 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:27,235 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 19:52:27,236 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:27,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:27,236 INFO L82 PathProgramCache]: Analyzing trace with hash -851103413, now seen corresponding path program 1 times [2019-12-18 19:52:27,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:27,237 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349313451] [2019-12-18 19:52:27,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:52:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 19:52:27,326 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349313451] [2019-12-18 19:52:27,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:52:27,327 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:52:27,327 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337990770] [2019-12-18 19:52:27,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 19:52:27,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:52:27,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 19:52:27,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 19:52:27,355 INFO L87 Difference]: Start difference. First operand 3361 states. Second operand 2 states. [2019-12-18 19:52:27,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:52:27,439 INFO L93 Difference]: Finished difference Result 2731 states and 8584 transitions. [2019-12-18 19:52:27,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 19:52:27,441 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2019-12-18 19:52:27,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:52:27,516 INFO L225 Difference]: With dead ends: 2731 [2019-12-18 19:52:27,516 INFO L226 Difference]: Without dead ends: 2731 [2019-12-18 19:52:27,518 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 19:52:27,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2019-12-18 19:52:27,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 2731. [2019-12-18 19:52:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2731 states. [2019-12-18 19:52:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2731 states and 8584 transitions. [2019-12-18 19:52:27,731 INFO L78 Accepts]: Start accepts. Automaton has 2731 states and 8584 transitions. Word has length 6 [2019-12-18 19:52:27,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:52:27,732 INFO L462 AbstractCegarLoop]: Abstraction has 2731 states and 8584 transitions. [2019-12-18 19:52:27,732 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 19:52:27,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 8584 transitions. [2019-12-18 19:52:27,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-18 19:52:27,733 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:27,733 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:52:27,733 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:27,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:27,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1867706345, now seen corresponding path program 1 times [2019-12-18 19:52:27,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:27,734 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152472594] [2019-12-18 19:52:27,735 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:52:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 19:52:27,804 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152472594] [2019-12-18 19:52:27,804 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:52:27,804 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:52:27,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712340058] [2019-12-18 19:52:27,806 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:52:27,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:52:27,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:52:27,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:52:27,807 INFO L87 Difference]: Start difference. First operand 2731 states and 8584 transitions. Second operand 3 states. [2019-12-18 19:52:27,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:52:27,890 INFO L93 Difference]: Finished difference Result 3544 states and 10894 transitions. [2019-12-18 19:52:27,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:52:27,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-18 19:52:27,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:52:27,917 INFO L225 Difference]: With dead ends: 3544 [2019-12-18 19:52:27,918 INFO L226 Difference]: Without dead ends: 3514 [2019-12-18 19:52:27,918 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:52:27,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3514 states. [2019-12-18 19:52:28,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3514 to 3106. [2019-12-18 19:52:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3106 states. [2019-12-18 19:52:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 3106 states and 9633 transitions. [2019-12-18 19:52:28,039 INFO L78 Accepts]: Start accepts. Automaton has 3106 states and 9633 transitions. Word has length 8 [2019-12-18 19:52:28,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:52:28,040 INFO L462 AbstractCegarLoop]: Abstraction has 3106 states and 9633 transitions. [2019-12-18 19:52:28,040 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:52:28,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 9633 transitions. [2019-12-18 19:52:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 19:52:28,041 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:28,041 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-18 19:52:28,041 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:28,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:28,042 INFO L82 PathProgramCache]: Analyzing trace with hash 866876641, now seen corresponding path program 1 times [2019-12-18 19:52:28,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:28,042 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666520195] [2019-12-18 19:52:28,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:28,076 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 19:52:28,076 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 19:52:28,076 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 19:52:28,076 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-18 19:52:28,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,086 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,086 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,087 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,087 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,087 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,087 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,087 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,088 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,089 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,089 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,089 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,089 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,089 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,090 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,091 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,091 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,091 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,091 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,091 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,092 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,093 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,093 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,093 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,093 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,093 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,094 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,095 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,096 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,097 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,098 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,099 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,100 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,101 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,102 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,102 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,102 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,103 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,103 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,104 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,105 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,106 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,106 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,106 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,106 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,107 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,107 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,107 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,108 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,116 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,116 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,116 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,117 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,118 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,118 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,118 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:28,124 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 19:52:28,124 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 19:52:28,125 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 19:52:28,125 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 19:52:28,125 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 19:52:28,125 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 19:52:28,125 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 19:52:28,125 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 19:52:28,125 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 19:52:28,131 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 138 transitions [2019-12-18 19:52:28,131 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 120 places, 138 transitions [2019-12-18 19:52:28,170 INFO L126 PetriNetUnfolder]: 46/269 cut-off events. [2019-12-18 19:52:28,171 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:28,177 INFO L76 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 269 events. 46/269 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1087 event pairs. 27/239 useless extension candidates. Maximal degree in co-relation 201. Up to 12 conditions per place. [2019-12-18 19:52:28,199 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 120 places, 138 transitions [2019-12-18 19:52:28,264 INFO L126 PetriNetUnfolder]: 46/269 cut-off events. [2019-12-18 19:52:28,265 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:28,270 INFO L76 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 269 events. 46/269 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1087 event pairs. 27/239 useless extension candidates. Maximal degree in co-relation 201. Up to 12 conditions per place. [2019-12-18 19:52:28,289 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 11826 [2019-12-18 19:52:28,289 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 19:52:29,060 INFO L206 etLargeBlockEncoding]: Checked pairs total: 23522 [2019-12-18 19:52:29,060 INFO L214 etLargeBlockEncoding]: Total number of compositions: 78 [2019-12-18 19:52:29,061 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 67 transitions [2019-12-18 19:52:32,925 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 37897 states. [2019-12-18 19:52:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 37897 states. [2019-12-18 19:52:32,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 19:52:32,926 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:32,927 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 19:52:32,927 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:32,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:32,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1894766881, now seen corresponding path program 1 times [2019-12-18 19:52:32,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:32,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715960271] [2019-12-18 19:52:32,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:52:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 19:52:32,950 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715960271] [2019-12-18 19:52:32,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:52:32,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:52:32,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059911812] [2019-12-18 19:52:32,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 19:52:32,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:52:32,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 19:52:32,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 19:52:32,952 INFO L87 Difference]: Start difference. First operand 37897 states. Second operand 2 states. [2019-12-18 19:52:33,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:52:33,270 INFO L93 Difference]: Finished difference Result 28118 states and 118950 transitions. [2019-12-18 19:52:33,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 19:52:33,271 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2019-12-18 19:52:33,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:52:33,458 INFO L225 Difference]: With dead ends: 28118 [2019-12-18 19:52:33,459 INFO L226 Difference]: Without dead ends: 28118 [2019-12-18 19:52:33,459 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 19:52:34,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28118 states. [2019-12-18 19:52:34,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28118 to 28118. [2019-12-18 19:52:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28118 states. [2019-12-18 19:52:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28118 states to 28118 states and 118950 transitions. [2019-12-18 19:52:35,083 INFO L78 Accepts]: Start accepts. Automaton has 28118 states and 118950 transitions. Word has length 6 [2019-12-18 19:52:35,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:52:35,083 INFO L462 AbstractCegarLoop]: Abstraction has 28118 states and 118950 transitions. [2019-12-18 19:52:35,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 19:52:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 28118 states and 118950 transitions. [2019-12-18 19:52:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-18 19:52:35,084 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:35,084 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 19:52:35,084 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:35,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:35,085 INFO L82 PathProgramCache]: Analyzing trace with hash 193286649, now seen corresponding path program 1 times [2019-12-18 19:52:35,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:35,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064971547] [2019-12-18 19:52:35,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 19:52:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 19:52:35,127 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064971547] [2019-12-18 19:52:35,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 19:52:35,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 19:52:35,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850035488] [2019-12-18 19:52:35,128 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 19:52:35,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 19:52:35,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 19:52:35,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:52:35,129 INFO L87 Difference]: Start difference. First operand 28118 states and 118950 transitions. Second operand 3 states. [2019-12-18 19:52:37,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 19:52:37,006 INFO L93 Difference]: Finished difference Result 41343 states and 171104 transitions. [2019-12-18 19:52:37,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 19:52:37,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-12-18 19:52:37,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 19:52:37,216 INFO L225 Difference]: With dead ends: 41343 [2019-12-18 19:52:37,217 INFO L226 Difference]: Without dead ends: 41333 [2019-12-18 19:52:37,217 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 19:52:37,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41333 states. [2019-12-18 19:52:38,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41333 to 35461. [2019-12-18 19:52:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35461 states. [2019-12-18 19:52:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35461 states to 35461 states and 147822 transitions. [2019-12-18 19:52:39,010 INFO L78 Accepts]: Start accepts. Automaton has 35461 states and 147822 transitions. Word has length 8 [2019-12-18 19:52:39,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 19:52:39,010 INFO L462 AbstractCegarLoop]: Abstraction has 35461 states and 147822 transitions. [2019-12-18 19:52:39,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 19:52:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 35461 states and 147822 transitions. [2019-12-18 19:52:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-18 19:52:39,012 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 19:52:39,012 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-18 19:52:39,012 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 19:52:39,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 19:52:39,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1340532469, now seen corresponding path program 1 times [2019-12-18 19:52:39,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 19:52:39,013 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35049419] [2019-12-18 19:52:39,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 19:52:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 19:52:39,044 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 19:52:39,045 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 19:52:39,045 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 19:52:39,045 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-18 19:52:39,056 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,056 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,056 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,056 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,056 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,057 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,058 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,059 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,060 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,060 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,060 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,060 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,060 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,061 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,062 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,063 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,064 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,065 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,066 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,067 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,068 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,069 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,069 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,069 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,069 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,069 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,070 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,071 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,072 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,073 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,073 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,073 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,073 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,073 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,074 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,075 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,075 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,075 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,075 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,075 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,078 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,078 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,078 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,078 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,079 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,079 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,079 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,079 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,079 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,080 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,080 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,080 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,081 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,082 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,083 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,083 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,083 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,083 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,085 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,085 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,085 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,085 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,085 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,086 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 19:52:39,090 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-18 19:52:39,091 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 19:52:39,091 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 19:52:39,091 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 19:52:39,091 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 19:52:39,091 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 19:52:39,091 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 19:52:39,091 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 19:52:39,091 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 19:52:39,094 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 166 transitions [2019-12-18 19:52:39,095 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 144 places, 166 transitions [2019-12-18 19:52:39,150 INFO L126 PetriNetUnfolder]: 59/341 cut-off events. [2019-12-18 19:52:39,150 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:39,161 INFO L76 FinitePrefix]: Finished finitePrefix Result has 364 conditions, 341 events. 59/341 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1430 event pairs. 44/312 useless extension candidates. Maximal degree in co-relation 277. Up to 15 conditions per place. [2019-12-18 19:52:39,187 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 144 places, 166 transitions [2019-12-18 19:52:39,248 INFO L126 PetriNetUnfolder]: 59/341 cut-off events. [2019-12-18 19:52:39,249 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 19:52:39,260 INFO L76 FinitePrefix]: Finished finitePrefix Result has 364 conditions, 341 events. 59/341 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1430 event pairs. 44/312 useless extension candidates. Maximal degree in co-relation 277. Up to 15 conditions per place. [2019-12-18 19:52:39,292 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 18792 [2019-12-18 19:52:39,292 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 19:52:39,806 WARN L192 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-12-18 19:52:40,357 INFO L206 etLargeBlockEncoding]: Checked pairs total: 40855 [2019-12-18 19:52:40,358 INFO L214 etLargeBlockEncoding]: Total number of compositions: 91 [2019-12-18 19:52:40,358 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 76 places, 91 transitions Received shutdown request... [2019-12-18 19:56:45,564 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 19:56:45,567 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 19:56:45,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 07:56:45 BasicIcfg [2019-12-18 19:56:45,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 19:56:45,570 INFO L168 Benchmark]: Toolchain (without parser) took 262121.88 ms. Allocated memory was 137.4 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 101.0 MB in the beginning and 944.0 MB in the end (delta: -843.0 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,570 INFO L168 Benchmark]: CDTParser took 1.48 ms. Allocated memory is still 137.4 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-18 19:56:45,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.09 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.7 MB in the beginning and 159.2 MB in the end (delta: -58.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.41 ms. Allocated memory is still 201.9 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,573 INFO L168 Benchmark]: Boogie Preprocessor took 37.74 ms. Allocated memory is still 201.9 MB. Free memory was 157.2 MB in the beginning and 155.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,574 INFO L168 Benchmark]: RCFGBuilder took 553.11 ms. Allocated memory is still 201.9 MB. Free memory was 155.8 MB in the beginning and 132.3 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,575 INFO L168 Benchmark]: TraceAbstraction took 260792.27 ms. Allocated memory was 201.9 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 131.7 MB in the beginning and 944.0 MB in the end (delta: -812.3 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2019-12-18 19:56:45,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 ms. Allocated memory is still 137.4 MB. Free memory is still 120.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.09 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.7 MB in the beginning and 159.2 MB in the end (delta: -58.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.41 ms. Allocated memory is still 201.9 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.74 ms. Allocated memory is still 201.9 MB. Free memory was 157.2 MB in the beginning and 155.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 553.11 ms. Allocated memory is still 201.9 MB. Free memory was 155.8 MB in the beginning and 132.3 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 260792.27 ms. Allocated memory was 201.9 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 131.7 MB in the beginning and 944.0 MB in the end (delta: -812.3 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.9s, 72 ProgramPointsBefore, 31 ProgramPointsAfterwards, 82 TransitionsBefore, 37 TransitionsAfterwards, 2430 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 6 ChoiceCompositions, 1239 VarBasedMoverChecksPositive, 35 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 4600 CheckedPairsTotal, 52 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.9s, 96 ProgramPointsBefore, 46 ProgramPointsAfterwards, 110 TransitionsBefore, 55 TransitionsAfterwards, 6372 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 8 ChoiceCompositions, 3160 VarBasedMoverChecksPositive, 69 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 13594 CheckedPairsTotal, 65 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 0.9s, 120 ProgramPointsBefore, 58 ProgramPointsAfterwards, 138 TransitionsBefore, 67 TransitionsAfterwards, 11826 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 48 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 22 ConcurrentYvCompositions, 13 ChoiceCompositions, 5311 VarBasedMoverChecksPositive, 82 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 23522 CheckedPairsTotal, 78 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.2s, 144 ProgramPointsBefore, 76 ProgramPointsAfterwards, 166 TransitionsBefore, 91 TransitionsAfterwards, 18792 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 54 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 29 ConcurrentYvCompositions, 12 ChoiceCompositions, 8125 VarBasedMoverChecksPositive, 102 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 40855 CheckedPairsTotal, 91 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 689). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 76 places, 91 transitions. Already constructed 398848 states. Currently 47552 states in worklist.. - TimeoutResultAtElement [Line: 689]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 689). Cancelled while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 76 places, 91 transitions. Already constructed 398848 states. Currently 47552 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 2 error locations. Result: TIMEOUT, OverallTime: 246.4s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown