/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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 15:57:08,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 15:57:08,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 15:57:08,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 15:57:08,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 15:57:08,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 15:57:08,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 15:57:08,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 15:57:08,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 15:57:08,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 15:57:08,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 15:57:08,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 15:57:08,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 15:57:08,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 15:57:08,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 15:57:08,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 15:57:08,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 15:57:08,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 15:57:08,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 15:57:08,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 15:57:08,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 15:57:08,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 15:57:08,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 15:57:08,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 15:57:08,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 15:57:08,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 15:57:08,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 15:57:08,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 15:57:08,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 15:57:08,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 15:57:08,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 15:57:08,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 15:57:08,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 15:57:08,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 15:57:08,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 15:57:08,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 15:57:08,703 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-SemanticLbe.epf [2019-12-18 15:57:08,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 15:57:08,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 15:57:08,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 15:57:08,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 15:57:08,740 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 15:57:08,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 15:57:08,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 15:57:08,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 15:57:08,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 15:57:08,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 15:57:08,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 15:57:08,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 15:57:08,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 15:57:08,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 15:57:08,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 15:57:08,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 15:57:08,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 15:57:08,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 15:57:08,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 15:57:08,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 15:57:08,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 15:57:08,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 15:57:08,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 15:57:08,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 15:57:08,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 15:57:08,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 15:57:08,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 15:57:08,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 15:57:08,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 15:57:09,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 15:57:09,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 15:57:09,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 15:57:09,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 15:57:09,041 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 15:57:09,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-12-18 15:57:09,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6264a09/45491d6b3f3f4cc79cc1796fa8e97ff9/FLAG461385511 [2019-12-18 15:57:09,617 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 15:57:09,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2019-12-18 15:57:09,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6264a09/45491d6b3f3f4cc79cc1796fa8e97ff9/FLAG461385511 [2019-12-18 15:57:09,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e6264a09/45491d6b3f3f4cc79cc1796fa8e97ff9 [2019-12-18 15:57:09,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 15:57:09,997 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 15:57:09,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 15:57:09,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 15:57:10,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 15:57:10,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:57:09" (1/1) ... [2019-12-18 15:57:10,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b89851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10, skipping insertion in model container [2019-12-18 15:57:10,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:57:09" (1/1) ... [2019-12-18 15:57:10,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 15:57:10,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 15:57:10,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:57:10,551 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 15:57:10,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 15:57:10,682 INFO L208 MainTranslator]: Completed translation [2019-12-18 15:57:10,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10 WrapperNode [2019-12-18 15:57:10,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 15:57:10,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 15:57:10,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 15:57:10,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 15:57:10,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 15:57:10,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 15:57:10,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 15:57:10,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 15:57:10,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (1/1) ... [2019-12-18 15:57:10,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 15:57:10,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 15:57:10,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 15:57:10,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 15:57:10,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (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 15:57:10,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-18 15:57:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-18 15:57:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-18 15:57:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 15:57:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 15:57:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 15:57:10,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 15:57:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 15:57:10,837 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 15:57:11,059 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 15:57:11,166 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-18 15:57:11,259 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 15:57:11,260 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-18 15:57:11,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:57:11 BoogieIcfgContainer [2019-12-18 15:57:11,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 15:57:11,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 15:57:11,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 15:57:11,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 15:57:11,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 03:57:09" (1/3) ... [2019-12-18 15:57:11,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44125e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:57:11, skipping insertion in model container [2019-12-18 15:57:11,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:57:10" (2/3) ... [2019-12-18 15:57:11,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44125e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 03:57:11, skipping insertion in model container [2019-12-18 15:57:11,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 03:57:11" (3/3) ... [2019-12-18 15:57:11,282 INFO L109 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs.i [2019-12-18 15:57:11,292 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 15:57:11,293 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 15:57:11,299 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 15:57:11,300 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 15:57:11,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,324 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,326 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,326 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,327 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,330 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,330 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,333 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,337 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,337 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,341 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,341 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,341 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,342 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,343 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,343 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,343 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:11,369 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-18 15:57:11,389 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:57:11,389 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:57:11,389 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:57:11,389 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:57:11,389 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:57:11,390 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:57:11,390 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:57:11,390 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:57:11,404 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 72 transitions [2019-12-18 15:57:11,405 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 68 places, 72 transitions [2019-12-18 15:57:11,453 INFO L126 PetriNetUnfolder]: 11/110 cut-off events. [2019-12-18 15:57:11,453 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:11,462 INFO L76 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 11/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 252 event pairs. 5/99 useless extension candidates. Maximal degree in co-relation 61. Up to 4 conditions per place. [2019-12-18 15:57:11,467 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 68 places, 72 transitions [2019-12-18 15:57:11,493 INFO L126 PetriNetUnfolder]: 11/110 cut-off events. [2019-12-18 15:57:11,493 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:11,495 INFO L76 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 11/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 252 event pairs. 5/99 useless extension candidates. Maximal degree in co-relation 61. Up to 4 conditions per place. [2019-12-18 15:57:11,499 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1760 [2019-12-18 15:57:11,500 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:57:12,874 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4015 [2019-12-18 15:57:12,875 INFO L214 etLargeBlockEncoding]: Total number of compositions: 49 [2019-12-18 15:57:12,878 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29 places, 34 transitions [2019-12-18 15:57:12,893 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 207 states. [2019-12-18 15:57:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-12-18 15:57:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 15:57:12,900 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:12,901 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 15:57:12,902 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:57:12,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:12,908 INFO L82 PathProgramCache]: Analyzing trace with hash 8710019, now seen corresponding path program 1 times [2019-12-18 15:57:12,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:12,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214005021] [2019-12-18 15:57:12,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:57:13,099 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 15:57:13,100 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214005021] [2019-12-18 15:57:13,101 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:57:13,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:57:13,102 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581932244] [2019-12-18 15:57:13,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 15:57:13,108 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:57:13,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 15:57:13,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 15:57:13,126 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 2 states. [2019-12-18 15:57:13,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:57:13,155 INFO L93 Difference]: Finished difference Result 207 states and 400 transitions. [2019-12-18 15:57:13,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 15:57:13,157 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 15:57:13,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:57:13,172 INFO L225 Difference]: With dead ends: 207 [2019-12-18 15:57:13,172 INFO L226 Difference]: Without dead ends: 171 [2019-12-18 15:57:13,173 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 15:57:13,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-12-18 15:57:13,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 165. [2019-12-18 15:57:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-12-18 15:57:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 328 transitions. [2019-12-18 15:57:13,232 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 328 transitions. Word has length 4 [2019-12-18 15:57:13,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:57:13,233 INFO L462 AbstractCegarLoop]: Abstraction has 165 states and 328 transitions. [2019-12-18 15:57:13,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 15:57:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 328 transitions. [2019-12-18 15:57:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 15:57:13,234 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:13,234 INFO L411 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-18 15:57:13,234 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:57:13,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:13,234 INFO L82 PathProgramCache]: Analyzing trace with hash -229525757, now seen corresponding path program 1 times [2019-12-18 15:57:13,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:13,235 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371372518] [2019-12-18 15:57:13,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:13,303 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 15:57:13,304 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 15:57:13,305 WARN L364 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 15:57:13,306 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2019-12-18 15:57:13,315 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,315 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,316 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,316 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,316 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,316 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,317 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,318 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,318 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,318 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,318 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,319 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,319 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,319 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,319 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,319 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,320 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,320 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,320 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,320 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,320 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,321 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,321 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,321 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,321 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,326 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,327 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,328 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,328 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,328 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,328 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,328 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,329 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,330 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,330 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,330 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,330 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,331 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,335 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,335 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,336 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,336 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:13,338 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 15:57:13,338 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:57:13,339 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:57:13,339 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:57:13,339 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:57:13,339 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:57:13,339 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:57:13,339 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:57:13,339 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:57:13,342 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 95 transitions [2019-12-18 15:57:13,342 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 90 places, 95 transitions [2019-12-18 15:57:13,372 INFO L126 PetriNetUnfolder]: 18/172 cut-off events. [2019-12-18 15:57:13,372 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:13,378 INFO L76 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 172 events. 18/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 551 event pairs. 14/160 useless extension candidates. Maximal degree in co-relation 111. Up to 6 conditions per place. [2019-12-18 15:57:13,389 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 90 places, 95 transitions [2019-12-18 15:57:13,412 INFO L126 PetriNetUnfolder]: 18/172 cut-off events. [2019-12-18 15:57:13,412 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:13,416 INFO L76 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 172 events. 18/172 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 551 event pairs. 14/160 useless extension candidates. Maximal degree in co-relation 111. Up to 6 conditions per place. [2019-12-18 15:57:13,425 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 4532 [2019-12-18 15:57:13,425 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:57:14,882 INFO L206 etLargeBlockEncoding]: Checked pairs total: 10602 [2019-12-18 15:57:14,882 INFO L214 etLargeBlockEncoding]: Total number of compositions: 59 [2019-12-18 15:57:14,883 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 42 places, 48 transitions [2019-12-18 15:57:14,985 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2499 states. [2019-12-18 15:57:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states. [2019-12-18 15:57:14,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 15:57:14,986 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:14,986 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 15:57:14,987 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:57:14,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:14,987 INFO L82 PathProgramCache]: Analyzing trace with hash 14192653, now seen corresponding path program 1 times [2019-12-18 15:57:14,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:14,988 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332338298] [2019-12-18 15:57:14,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:57:15,058 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 15:57:15,058 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332338298] [2019-12-18 15:57:15,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:57:15,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:57:15,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142102044] [2019-12-18 15:57:15,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 15:57:15,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:57:15,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 15:57:15,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 15:57:15,062 INFO L87 Difference]: Start difference. First operand 2499 states. Second operand 2 states. [2019-12-18 15:57:15,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:57:15,128 INFO L93 Difference]: Finished difference Result 2499 states and 7300 transitions. [2019-12-18 15:57:15,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 15:57:15,129 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 15:57:15,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:57:15,163 INFO L225 Difference]: With dead ends: 2499 [2019-12-18 15:57:15,163 INFO L226 Difference]: Without dead ends: 2313 [2019-12-18 15:57:15,163 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 15:57:15,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2313 states. [2019-12-18 15:57:15,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2313 to 2193. [2019-12-18 15:57:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2193 states. [2019-12-18 15:57:15,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 2193 states and 6550 transitions. [2019-12-18 15:57:15,305 INFO L78 Accepts]: Start accepts. Automaton has 2193 states and 6550 transitions. Word has length 4 [2019-12-18 15:57:15,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:57:15,306 INFO L462 AbstractCegarLoop]: Abstraction has 2193 states and 6550 transitions. [2019-12-18 15:57:15,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 15:57:15,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 6550 transitions. [2019-12-18 15:57:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 15:57:15,307 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:15,307 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:57:15,307 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:57:15,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:15,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1786965608, now seen corresponding path program 1 times [2019-12-18 15:57:15,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:15,308 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637374283] [2019-12-18 15:57:15,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:57:15,411 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 15:57:15,412 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637374283] [2019-12-18 15:57:15,412 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:57:15,412 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:57:15,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989696255] [2019-12-18 15:57:15,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:57:15,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:57:15,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:57:15,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:57:15,416 INFO L87 Difference]: Start difference. First operand 2193 states and 6550 transitions. Second operand 3 states. [2019-12-18 15:57:15,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:57:15,502 INFO L93 Difference]: Finished difference Result 2431 states and 7014 transitions. [2019-12-18 15:57:15,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:57:15,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 15:57:15,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:57:15,518 INFO L225 Difference]: With dead ends: 2431 [2019-12-18 15:57:15,519 INFO L226 Difference]: Without dead ends: 2111 [2019-12-18 15:57:15,520 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 15:57:15,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2019-12-18 15:57:15,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1931. [2019-12-18 15:57:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1931 states. [2019-12-18 15:57:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1931 states and 5561 transitions. [2019-12-18 15:57:15,601 INFO L78 Accepts]: Start accepts. Automaton has 1931 states and 5561 transitions. Word has length 7 [2019-12-18 15:57:15,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:57:15,602 INFO L462 AbstractCegarLoop]: Abstraction has 1931 states and 5561 transitions. [2019-12-18 15:57:15,602 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:57:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 5561 transitions. [2019-12-18 15:57:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 15:57:15,604 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:15,604 INFO L411 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2019-12-18 15:57:15,604 INFO L410 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 15:57:15,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:15,604 INFO L82 PathProgramCache]: Analyzing trace with hash 15806041, now seen corresponding path program 1 times [2019-12-18 15:57:15,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:15,605 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110440233] [2019-12-18 15:57:15,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:15,687 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 15:57:15,688 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 15:57:15,688 WARN L364 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 15:57:15,688 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2019-12-18 15:57:15,697 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,698 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,698 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,698 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,698 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,699 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,700 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,701 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,701 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,701 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,701 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,701 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,702 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,702 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,702 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,702 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,703 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,704 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,705 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,706 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,706 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,706 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,706 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,706 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,707 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,707 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,707 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,707 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,707 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,708 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,709 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,709 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,709 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,709 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,710 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,711 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,711 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,713 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,713 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,713 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,713 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,714 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,716 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,716 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,716 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,716 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,716 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,717 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,719 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,719 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,719 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,719 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,720 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:15,721 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 15:57:15,722 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:57:15,722 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:57:15,722 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:57:15,722 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:57:15,722 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:57:15,722 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:57:15,722 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:57:15,722 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:57:15,724 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 118 transitions [2019-12-18 15:57:15,724 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions [2019-12-18 15:57:15,753 INFO L126 PetriNetUnfolder]: 25/234 cut-off events. [2019-12-18 15:57:15,753 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:15,759 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 234 events. 25/234 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 855 event pairs. 27/225 useless extension candidates. Maximal degree in co-relation 176. Up to 8 conditions per place. [2019-12-18 15:57:15,775 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions [2019-12-18 15:57:15,801 INFO L126 PetriNetUnfolder]: 25/234 cut-off events. [2019-12-18 15:57:15,801 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:15,806 INFO L76 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 234 events. 25/234 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 855 event pairs. 27/225 useless extension candidates. Maximal degree in co-relation 176. Up to 8 conditions per place. [2019-12-18 15:57:15,821 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 8316 [2019-12-18 15:57:15,821 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:57:17,694 INFO L206 etLargeBlockEncoding]: Checked pairs total: 23086 [2019-12-18 15:57:17,695 INFO L214 etLargeBlockEncoding]: Total number of compositions: 76 [2019-12-18 15:57:17,695 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 64 transitions [2019-12-18 15:57:20,591 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 30003 states. [2019-12-18 15:57:20,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30003 states. [2019-12-18 15:57:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 15:57:20,592 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:20,592 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 15:57:20,593 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 15:57:20,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:20,593 INFO L82 PathProgramCache]: Analyzing trace with hash 20957727, now seen corresponding path program 1 times [2019-12-18 15:57:20,593 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:20,594 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342947746] [2019-12-18 15:57:20,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:57:20,606 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 15:57:20,606 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342947746] [2019-12-18 15:57:20,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:57:20,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:57:20,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126351543] [2019-12-18 15:57:20,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 15:57:20,607 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:57:20,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 15:57:20,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 15:57:20,608 INFO L87 Difference]: Start difference. First operand 30003 states. Second operand 2 states. [2019-12-18 15:57:21,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:57:21,488 INFO L93 Difference]: Finished difference Result 30003 states and 117604 transitions. [2019-12-18 15:57:21,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 15:57:21,488 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 15:57:21,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:57:21,689 INFO L225 Difference]: With dead ends: 30003 [2019-12-18 15:57:21,690 INFO L226 Difference]: Without dead ends: 29067 [2019-12-18 15:57:21,690 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 15:57:22,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29067 states. [2019-12-18 15:57:23,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29067 to 27369. [2019-12-18 15:57:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27369 states. [2019-12-18 15:57:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27369 states to 27369 states and 109120 transitions. [2019-12-18 15:57:23,170 INFO L78 Accepts]: Start accepts. Automaton has 27369 states and 109120 transitions. Word has length 4 [2019-12-18 15:57:23,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:57:23,170 INFO L462 AbstractCegarLoop]: Abstraction has 27369 states and 109120 transitions. [2019-12-18 15:57:23,170 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-18 15:57:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 27369 states and 109120 transitions. [2019-12-18 15:57:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 15:57:23,171 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:23,171 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 15:57:23,171 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 15:57:23,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:23,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1528915846, now seen corresponding path program 1 times [2019-12-18 15:57:23,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:23,172 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458616261] [2019-12-18 15:57:23,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 15:57:23,211 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 15:57:23,211 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458616261] [2019-12-18 15:57:23,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 15:57:23,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 15:57:23,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895150127] [2019-12-18 15:57:23,212 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 15:57:23,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 15:57:23,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 15:57:23,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 15:57:23,213 INFO L87 Difference]: Start difference. First operand 27369 states and 109120 transitions. Second operand 3 states. [2019-12-18 15:57:23,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 15:57:23,466 INFO L93 Difference]: Finished difference Result 34698 states and 133870 transitions. [2019-12-18 15:57:23,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 15:57:23,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 15:57:23,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 15:57:25,122 INFO L225 Difference]: With dead ends: 34698 [2019-12-18 15:57:25,123 INFO L226 Difference]: Without dead ends: 32938 [2019-12-18 15:57:25,124 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 15:57:25,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32938 states. [2019-12-18 15:57:26,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32938 to 28864. [2019-12-18 15:57:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28864 states. [2019-12-18 15:57:26,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28864 states to 28864 states and 111992 transitions. [2019-12-18 15:57:26,289 INFO L78 Accepts]: Start accepts. Automaton has 28864 states and 111992 transitions. Word has length 7 [2019-12-18 15:57:26,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 15:57:26,289 INFO L462 AbstractCegarLoop]: Abstraction has 28864 states and 111992 transitions. [2019-12-18 15:57:26,289 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 15:57:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 28864 states and 111992 transitions. [2019-12-18 15:57:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-18 15:57:26,291 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 15:57:26,292 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2019-12-18 15:57:26,292 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 15:57:26,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 15:57:26,292 INFO L82 PathProgramCache]: Analyzing trace with hash -704746344, now seen corresponding path program 1 times [2019-12-18 15:57:26,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 15:57:26,293 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592437724] [2019-12-18 15:57:26,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 15:57:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 15:57:26,343 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 15:57:26,343 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 15:57:26,348 WARN L364 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2019-12-18 15:57:26,348 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,362 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,367 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,368 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,369 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,371 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,373 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,376 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,379 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,382 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,382 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,382 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,383 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,384 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,384 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,384 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,385 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,385 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,385 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,385 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,386 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,387 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,388 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,388 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,388 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,389 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,390 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 15:57:26,390 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 15:57:26,391 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-18 15:57:26,391 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 15:57:26,391 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 15:57:26,391 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 15:57:26,391 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 15:57:26,392 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 15:57:26,392 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 15:57:26,392 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 15:57:26,392 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 15:57:26,393 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 141 transitions [2019-12-18 15:57:26,394 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 134 places, 141 transitions [2019-12-18 15:57:26,428 INFO L126 PetriNetUnfolder]: 32/296 cut-off events. [2019-12-18 15:57:26,428 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:26,436 INFO L76 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 296 events. 32/296 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1163 event pairs. 44/294 useless extension candidates. Maximal degree in co-relation 242. Up to 10 conditions per place. [2019-12-18 15:57:26,462 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 134 places, 141 transitions [2019-12-18 15:57:26,498 INFO L126 PetriNetUnfolder]: 32/296 cut-off events. [2019-12-18 15:57:26,498 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 15:57:26,506 INFO L76 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 296 events. 32/296 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1163 event pairs. 44/294 useless extension candidates. Maximal degree in co-relation 242. Up to 10 conditions per place. [2019-12-18 15:57:26,524 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 13112 [2019-12-18 15:57:26,525 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 15:57:28,577 INFO L206 etLargeBlockEncoding]: Checked pairs total: 30770 [2019-12-18 15:57:28,578 INFO L214 etLargeBlockEncoding]: Total number of compositions: 82 [2019-12-18 15:57:28,578 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 77 transitions [2019-12-18 16:00:50,492 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 360051 states. [2019-12-18 16:00:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 360051 states. [2019-12-18 16:00:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-18 16:00:50,492 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 16:00:50,492 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-18 16:00:50,493 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 16:00:50,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 16:00:50,493 INFO L82 PathProgramCache]: Analyzing trace with hash 28655032, now seen corresponding path program 1 times [2019-12-18 16:00:50,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 16:00:50,493 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200501574] [2019-12-18 16:00:50,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 16:00:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 16:00:50,502 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 16:00:50,502 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200501574] [2019-12-18 16:00:50,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 16:00:50,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 16:00:50,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078180354] [2019-12-18 16:00:50,503 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-18 16:00:50,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 16:00:50,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-18 16:00:50,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-18 16:00:50,504 INFO L87 Difference]: Start difference. First operand 360051 states. Second operand 2 states. [2019-12-18 16:01:01,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 16:01:01,682 INFO L93 Difference]: Finished difference Result 360051 states and 1771300 transitions. [2019-12-18 16:01:01,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-18 16:01:01,682 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-18 16:01:01,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 16:01:11,537 INFO L225 Difference]: With dead ends: 360051 [2019-12-18 16:01:11,537 INFO L226 Difference]: Without dead ends: 355365 [2019-12-18 16:01:11,538 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 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown