/usr/bin/java -Xmx16000000000 -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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 17:59:17,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 17:59:17,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 17:59:17,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 17:59:17,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 17:59:17,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 17:59:17,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 17:59:17,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 17:59:17,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 17:59:17,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 17:59:17,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 17:59:17,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 17:59:17,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 17:59:17,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 17:59:17,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 17:59:17,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 17:59:17,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 17:59:17,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 17:59:17,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 17:59:17,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 17:59:17,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 17:59:17,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 17:59:17,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 17:59:17,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 17:59:17,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 17:59:17,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 17:59:17,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 17:59:17,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 17:59:17,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 17:59:17,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 17:59:17,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 17:59:17,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 17:59:17,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 17:59:17,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 17:59:17,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 17:59:17,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 17:59:17,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 17:59:17,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 17:59:17,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 17:59:17,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 17:59:17,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 17:59:17,725 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 17:59:17,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 17:59:17,726 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 17:59:17,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 17:59:17,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 17:59:17,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 17:59:17,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 17:59:17,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 17:59:17,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 17:59:17,729 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 17:59:17,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 17:59:17,729 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 17:59:17,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 17:59:17,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 17:59:17,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 17:59:17,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 17:59:17,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 17:59:17,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 17:59:17,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 17:59:17,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 17:59:17,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 17:59:17,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 17:59:17,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 17:59:17,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 17:59:17,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 17:59:17,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 17:59:18,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 17:59:18,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 17:59:18,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 17:59:18,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 17:59:18,062 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 17:59:18,062 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-10-15 17:59:18,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c431a50cc/2a5c88ea8dd14338b220cd0750d3ef15/FLAG000bc32db [2020-10-15 17:59:18,666 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 17:59:18,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-10-15 17:59:18,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c431a50cc/2a5c88ea8dd14338b220cd0750d3ef15/FLAG000bc32db [2020-10-15 17:59:18,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c431a50cc/2a5c88ea8dd14338b220cd0750d3ef15 [2020-10-15 17:59:18,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 17:59:18,959 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 17:59:18,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 17:59:18,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 17:59:18,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 17:59:18,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:59:18" (1/1) ... [2020-10-15 17:59:18,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc679e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:18, skipping insertion in model container [2020-10-15 17:59:18,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:59:18" (1/1) ... [2020-10-15 17:59:18,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 17:59:19,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 17:59:19,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 17:59:19,499 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 17:59:19,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 17:59:19,623 INFO L208 MainTranslator]: Completed translation [2020-10-15 17:59:19,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19 WrapperNode [2020-10-15 17:59:19,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 17:59:19,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 17:59:19,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 17:59:19,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 17:59:19,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 17:59:19,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 17:59:19,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 17:59:19,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 17:59:19,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... [2020-10-15 17:59:19,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 17:59:19,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 17:59:19,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 17:59:19,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 17:59:19,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 17:59:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 17:59:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-15 17:59:19,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-15 17:59:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 17:59:19,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 17:59:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 17:59:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 17:59:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 17:59:19,782 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 17:59:20,342 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 17:59:20,343 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-15 17:59:20,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:59:20 BoogieIcfgContainer [2020-10-15 17:59:20,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 17:59:20,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 17:59:20,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 17:59:20,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 17:59:20,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 05:59:18" (1/3) ... [2020-10-15 17:59:20,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fbbfb4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 05:59:20, skipping insertion in model container [2020-10-15 17:59:20,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:59:19" (2/3) ... [2020-10-15 17:59:20,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fbbfb4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 05:59:20, skipping insertion in model container [2020-10-15 17:59:20,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 05:59:20" (3/3) ... [2020-10-15 17:59:20,356 INFO L111 eAbstractionObserver]: Analyzing ICFG 47_ticket_lock_hc_backoff_vs.i [2020-10-15 17:59:20,369 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 17:59:20,370 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 17:59:20,378 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-15 17:59:20,379 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 17:59:20,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,414 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,415 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,415 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,416 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,418 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,419 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,419 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,419 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:20,459 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-15 17:59:20,482 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:59:20,482 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:59:20,482 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:59:20,482 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:59:20,482 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:59:20,482 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:59:20,483 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:59:20,483 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:59:20,495 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:59:20,497 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 82 transitions, 169 flow [2020-10-15 17:59:20,499 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 82 transitions, 169 flow [2020-10-15 17:59:20,501 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 72 places, 82 transitions, 169 flow [2020-10-15 17:59:20,552 INFO L129 PetriNetUnfolder]: 20/125 cut-off events. [2020-10-15 17:59:20,552 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 17:59:20,559 INFO L80 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 125 events. 20/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 384 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2020-10-15 17:59:20,564 INFO L117 LiptonReduction]: Number of co-enabled transitions 2430 [2020-10-15 17:59:21,666 INFO L132 LiptonReduction]: Checked pairs total: 5231 [2020-10-15 17:59:21,667 INFO L134 LiptonReduction]: Total number of compositions: 62 [2020-10-15 17:59:21,691 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 32 places, 36 transitions, 77 flow [2020-10-15 17:59:21,721 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 223 states. [2020-10-15 17:59:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states. [2020-10-15 17:59:21,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 17:59:21,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:21,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 17:59:21,732 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:21,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:21,737 INFO L82 PathProgramCache]: Analyzing trace with hash -756519735, now seen corresponding path program 1 times [2020-10-15 17:59:21,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:21,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260260489] [2020-10-15 17:59:21,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:59:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:59:21,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260260489] [2020-10-15 17:59:21,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:59:21,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:59:21,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995169230] [2020-10-15 17:59:21,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 17:59:21,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:59:21,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 17:59:21,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 17:59:21,931 INFO L87 Difference]: Start difference. First operand 223 states. Second operand 2 states. [2020-10-15 17:59:21,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:59:21,958 INFO L93 Difference]: Finished difference Result 194 states and 403 transitions. [2020-10-15 17:59:21,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 17:59:21,959 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-10-15 17:59:21,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:59:21,974 INFO L225 Difference]: With dead ends: 194 [2020-10-15 17:59:21,974 INFO L226 Difference]: Without dead ends: 194 [2020-10-15 17:59:21,976 INFO L677 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 [2020-10-15 17:59:21,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-15 17:59:22,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-10-15 17:59:22,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-10-15 17:59:22,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 403 transitions. [2020-10-15 17:59:22,036 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 403 transitions. Word has length 6 [2020-10-15 17:59:22,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:59:22,036 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 403 transitions. [2020-10-15 17:59:22,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 17:59:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 403 transitions. [2020-10-15 17:59:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 17:59:22,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:22,037 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-10-15 17:59:22,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 17:59:22,038 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:22,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:22,038 INFO L82 PathProgramCache]: Analyzing trace with hash -769595866, now seen corresponding path program 1 times [2020-10-15 17:59:22,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:22,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151845936] [2020-10-15 17:59:22,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:22,065 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:22,078 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:22,119 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:59:22,119 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:59:22,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 17:59:22,122 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:59:22,122 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-15 17:59:22,132 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,132 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,132 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,132 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,133 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,133 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,133 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,133 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,133 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,134 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,135 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,135 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,135 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,135 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,135 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,138 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,138 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,138 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,138 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,139 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,140 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,141 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,141 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,141 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,141 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,141 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,142 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,142 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,142 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,142 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,144 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,144 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,144 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,144 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,145 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,145 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,145 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,145 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,145 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,146 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,148 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,148 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,149 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,149 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,149 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,149 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,149 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,150 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,150 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,150 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,150 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,150 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,151 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,151 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:22,152 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-15 17:59:22,153 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:59:22,153 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:59:22,153 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:59:22,153 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:59:22,153 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:59:22,153 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:59:22,153 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:59:22,154 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:59:22,156 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:59:22,156 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 96 places, 110 transitions, 232 flow [2020-10-15 17:59:22,156 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 96 places, 110 transitions, 232 flow [2020-10-15 17:59:22,156 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 96 places, 110 transitions, 232 flow [2020-10-15 17:59:22,209 INFO L129 PetriNetUnfolder]: 33/197 cut-off events. [2020-10-15 17:59:22,210 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-15 17:59:22,214 INFO L80 FinitePrefix]: Finished finitePrefix Result has 207 conditions, 197 events. 33/197 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 709 event pairs, 0 based on Foata normal form. 0/156 useless extension candidates. Maximal degree in co-relation 126. Up to 9 conditions per place. [2020-10-15 17:59:22,225 INFO L117 LiptonReduction]: Number of co-enabled transitions 6372 [2020-10-15 17:59:23,429 INFO L132 LiptonReduction]: Checked pairs total: 14667 [2020-10-15 17:59:23,429 INFO L134 LiptonReduction]: Total number of compositions: 78 [2020-10-15 17:59:23,430 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47 places, 52 transitions, 116 flow [2020-10-15 17:59:23,572 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2914 states. [2020-10-15 17:59:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states. [2020-10-15 17:59:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 17:59:23,573 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:23,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 17:59:23,573 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:23,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:23,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1310493482, now seen corresponding path program 1 times [2020-10-15 17:59:23,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:23,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636271468] [2020-10-15 17:59:23,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:59:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:59:23,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636271468] [2020-10-15 17:59:23,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:59:23,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:59:23,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276004748] [2020-10-15 17:59:23,611 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 17:59:23,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:59:23,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 17:59:23,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 17:59:23,612 INFO L87 Difference]: Start difference. First operand 2914 states. Second operand 2 states. [2020-10-15 17:59:23,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:59:23,692 INFO L93 Difference]: Finished difference Result 2342 states and 7374 transitions. [2020-10-15 17:59:23,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 17:59:23,692 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-10-15 17:59:23,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:59:23,723 INFO L225 Difference]: With dead ends: 2342 [2020-10-15 17:59:23,723 INFO L226 Difference]: Without dead ends: 2342 [2020-10-15 17:59:23,723 INFO L677 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 [2020-10-15 17:59:23,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2342 states. [2020-10-15 17:59:23,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2342 to 2342. [2020-10-15 17:59:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2342 states. [2020-10-15 17:59:23,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 2342 states and 7374 transitions. [2020-10-15 17:59:23,947 INFO L78 Accepts]: Start accepts. Automaton has 2342 states and 7374 transitions. Word has length 6 [2020-10-15 17:59:23,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:59:23,948 INFO L481 AbstractCegarLoop]: Abstraction has 2342 states and 7374 transitions. [2020-10-15 17:59:23,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 17:59:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 7374 transitions. [2020-10-15 17:59:23,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:59:23,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:23,949 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:59:23,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 17:59:23,950 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:23,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:23,950 INFO L82 PathProgramCache]: Analyzing trace with hash 958118922, now seen corresponding path program 1 times [2020-10-15 17:59:23,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:23,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4440350] [2020-10-15 17:59:23,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:59:24,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:59:24,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4440350] [2020-10-15 17:59:24,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:59:24,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:59:24,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874199015] [2020-10-15 17:59:24,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:59:24,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:59:24,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:59:24,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:59:24,020 INFO L87 Difference]: Start difference. First operand 2342 states and 7374 transitions. Second operand 3 states. [2020-10-15 17:59:24,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:59:24,104 INFO L93 Difference]: Finished difference Result 3120 states and 9682 transitions. [2020-10-15 17:59:24,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:59:24,105 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:59:24,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:59:24,134 INFO L225 Difference]: With dead ends: 3120 [2020-10-15 17:59:24,134 INFO L226 Difference]: Without dead ends: 3110 [2020-10-15 17:59:24,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:59:24,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3110 states. [2020-10-15 17:59:24,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3110 to 2734. [2020-10-15 17:59:24,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2734 states. [2020-10-15 17:59:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2734 states and 8535 transitions. [2020-10-15 17:59:24,267 INFO L78 Accepts]: Start accepts. Automaton has 2734 states and 8535 transitions. Word has length 8 [2020-10-15 17:59:24,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:59:24,268 INFO L481 AbstractCegarLoop]: Abstraction has 2734 states and 8535 transitions. [2020-10-15 17:59:24,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:59:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 8535 transitions. [2020-10-15 17:59:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-15 17:59:24,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:24,269 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-10-15 17:59:24,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 17:59:24,270 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:24,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:24,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1898540622, now seen corresponding path program 1 times [2020-10-15 17:59:24,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:24,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905797301] [2020-10-15 17:59:24,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:24,286 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:24,297 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:24,303 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:59:24,303 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:59:24,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 17:59:24,304 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:59:24,306 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-15 17:59:24,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,324 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,331 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,331 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,345 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:24,350 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-15 17:59:24,350 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:59:24,350 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:59:24,351 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:59:24,351 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:59:24,351 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:59:24,351 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:59:24,351 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:59:24,351 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:59:24,353 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:59:24,353 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 138 transitions, 297 flow [2020-10-15 17:59:24,353 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 138 transitions, 297 flow [2020-10-15 17:59:24,354 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 120 places, 138 transitions, 297 flow [2020-10-15 17:59:24,389 INFO L129 PetriNetUnfolder]: 46/269 cut-off events. [2020-10-15 17:59:24,389 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-15 17:59:24,393 INFO L80 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 269 events. 46/269 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1067 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 201. Up to 12 conditions per place. [2020-10-15 17:59:24,408 INFO L117 LiptonReduction]: Number of co-enabled transitions 11826 [2020-10-15 17:59:25,854 INFO L132 LiptonReduction]: Checked pairs total: 29557 [2020-10-15 17:59:25,855 INFO L134 LiptonReduction]: Total number of compositions: 94 [2020-10-15 17:59:25,855 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 62 places, 68 transitions, 157 flow [2020-10-15 17:59:29,651 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 37897 states. [2020-10-15 17:59:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 37897 states. [2020-10-15 17:59:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 17:59:29,652 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:29,653 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 17:59:29,653 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:29,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:29,653 INFO L82 PathProgramCache]: Analyzing trace with hash 383526472, now seen corresponding path program 1 times [2020-10-15 17:59:29,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:29,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989867215] [2020-10-15 17:59:29,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:59:29,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:59:29,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989867215] [2020-10-15 17:59:29,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:59:29,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:59:29,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913726269] [2020-10-15 17:59:29,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 17:59:29,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:59:29,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 17:59:29,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 17:59:29,682 INFO L87 Difference]: Start difference. First operand 37897 states. Second operand 2 states. [2020-10-15 17:59:30,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:59:30,034 INFO L93 Difference]: Finished difference Result 28118 states and 118950 transitions. [2020-10-15 17:59:30,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 17:59:30,035 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-10-15 17:59:30,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:59:31,386 INFO L225 Difference]: With dead ends: 28118 [2020-10-15 17:59:31,386 INFO L226 Difference]: Without dead ends: 28118 [2020-10-15 17:59:31,387 INFO L677 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 [2020-10-15 17:59:31,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28118 states. [2020-10-15 17:59:32,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28118 to 28118. [2020-10-15 17:59:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28118 states. [2020-10-15 17:59:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28118 states to 28118 states and 118950 transitions. [2020-10-15 17:59:32,785 INFO L78 Accepts]: Start accepts. Automaton has 28118 states and 118950 transitions. Word has length 6 [2020-10-15 17:59:32,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:59:32,785 INFO L481 AbstractCegarLoop]: Abstraction has 28118 states and 118950 transitions. [2020-10-15 17:59:32,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 17:59:32,785 INFO L276 IsEmpty]: Start isEmpty. Operand 28118 states and 118950 transitions. [2020-10-15 17:59:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 17:59:32,786 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:32,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 17:59:32,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 17:59:32,786 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:32,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:32,787 INFO L82 PathProgramCache]: Analyzing trace with hash -799686281, now seen corresponding path program 1 times [2020-10-15 17:59:32,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:32,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106210373] [2020-10-15 17:59:32,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 17:59:32,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 17:59:32,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106210373] [2020-10-15 17:59:32,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 17:59:32,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 17:59:32,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418178942] [2020-10-15 17:59:32,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 17:59:32,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 17:59:32,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 17:59:32,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:59:32,835 INFO L87 Difference]: Start difference. First operand 28118 states and 118950 transitions. Second operand 3 states. [2020-10-15 17:59:33,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 17:59:33,106 INFO L93 Difference]: Finished difference Result 41343 states and 171104 transitions. [2020-10-15 17:59:33,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 17:59:33,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 17:59:33,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 17:59:33,377 INFO L225 Difference]: With dead ends: 41343 [2020-10-15 17:59:33,378 INFO L226 Difference]: Without dead ends: 41333 [2020-10-15 17:59:33,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 17:59:35,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41333 states. [2020-10-15 17:59:36,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41333 to 35461. [2020-10-15 17:59:36,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35461 states. [2020-10-15 17:59:37,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35461 states to 35461 states and 147822 transitions. [2020-10-15 17:59:37,092 INFO L78 Accepts]: Start accepts. Automaton has 35461 states and 147822 transitions. Word has length 8 [2020-10-15 17:59:37,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 17:59:37,093 INFO L481 AbstractCegarLoop]: Abstraction has 35461 states and 147822 transitions. [2020-10-15 17:59:37,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 17:59:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 35461 states and 147822 transitions. [2020-10-15 17:59:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-15 17:59:37,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 17:59:37,095 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-10-15 17:59:37,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 17:59:37,095 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 17:59:37,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 17:59:37,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1325166959, now seen corresponding path program 1 times [2020-10-15 17:59:37,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 17:59:37,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544014660] [2020-10-15 17:59:37,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 17:59:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:37,125 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 17:59:37,134 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 17:59:37,143 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 17:59:37,144 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 17:59:37,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 17:59:37,145 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 17:59:37,145 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-15 17:59:37,163 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,163 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,163 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,163 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,164 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,165 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,166 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,167 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,168 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,169 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,169 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,169 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,169 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,170 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,171 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,172 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,173 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,173 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,173 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,174 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,175 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,176 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,177 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,178 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,179 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,180 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,181 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,181 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,192 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,192 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,192 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,193 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,193 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,193 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,194 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,196 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,196 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,196 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,196 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,197 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,198 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,198 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,199 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,199 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,200 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,202 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,202 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,203 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,203 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,203 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,203 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,203 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 17:59:37,205 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-15 17:59:37,205 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 17:59:37,205 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 17:59:37,205 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 17:59:37,205 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 17:59:37,205 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 17:59:37,206 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 17:59:37,206 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 17:59:37,206 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 17:59:37,208 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 17:59:37,208 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 166 transitions, 364 flow [2020-10-15 17:59:37,208 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 144 places, 166 transitions, 364 flow [2020-10-15 17:59:37,208 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 144 places, 166 transitions, 364 flow [2020-10-15 17:59:37,257 INFO L129 PetriNetUnfolder]: 59/341 cut-off events. [2020-10-15 17:59:37,258 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-15 17:59:37,263 INFO L80 FinitePrefix]: Finished finitePrefix Result has 364 conditions, 341 events. 59/341 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1419 event pairs, 0 based on Foata normal form. 0/268 useless extension candidates. Maximal degree in co-relation 277. Up to 15 conditions per place. [2020-10-15 17:59:37,288 INFO L117 LiptonReduction]: Number of co-enabled transitions 18792 [2020-10-15 17:59:39,085 INFO L132 LiptonReduction]: Checked pairs total: 47523 [2020-10-15 17:59:39,085 INFO L134 LiptonReduction]: Total number of compositions: 116 [2020-10-15 17:59:39,085 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 77 places, 86 transitions, 204 flow [2020-10-15 18:07:32,958 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 492676 states. [2020-10-15 18:07:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand 492676 states. [2020-10-15 18:07:32,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-15 18:07:32,959 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:07:32,959 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-15 18:07:32,959 INFO L429 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]=== [2020-10-15 18:07:32,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:07:32,960 INFO L82 PathProgramCache]: Analyzing trace with hash 850047156, now seen corresponding path program 1 times [2020-10-15 18:07:32,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:07:32,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663159363] [2020-10-15 18:07:32,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:07:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:07:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:07:32,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663159363] [2020-10-15 18:07:32,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:07:32,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:07:32,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048713221] [2020-10-15 18:07:32,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-15 18:07:32,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:07:32,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-15 18:07:32,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-15 18:07:32,991 INFO L87 Difference]: Start difference. First operand 492676 states. Second operand 2 states. [2020-10-15 18:07:35,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:07:35,427 INFO L93 Difference]: Finished difference Result 337430 states and 1792950 transitions. [2020-10-15 18:07:35,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-15 18:07:35,428 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-10-15 18:07:35,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:07:36,867 INFO L225 Difference]: With dead ends: 337430 [2020-10-15 18:07:36,867 INFO L226 Difference]: Without dead ends: 337430 [2020-10-15 18:07:36,868 INFO L677 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 [2020-10-15 18:08:15,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337430 states. [2020-10-15 18:08:24,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337430 to 337430. [2020-10-15 18:08:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337430 states. [2020-10-15 18:08:26,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337430 states to 337430 states and 1792950 transitions. [2020-10-15 18:08:26,311 INFO L78 Accepts]: Start accepts. Automaton has 337430 states and 1792950 transitions. Word has length 6 [2020-10-15 18:08:26,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:08:26,311 INFO L481 AbstractCegarLoop]: Abstraction has 337430 states and 1792950 transitions. [2020-10-15 18:08:26,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-15 18:08:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 337430 states and 1792950 transitions. [2020-10-15 18:08:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 18:08:26,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:08:26,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 18:08:26,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 18:08:26,312 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:08:26,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:08:26,313 INFO L82 PathProgramCache]: Analyzing trace with hash 850274185, now seen corresponding path program 1 times [2020-10-15 18:08:26,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:08:26,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984025059] [2020-10-15 18:08:26,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:08:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 18:08:26,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 18:08:26,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984025059] [2020-10-15 18:08:26,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 18:08:26,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 18:08:26,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020275029] [2020-10-15 18:08:26,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 18:08:26,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 18:08:26,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 18:08:26,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:08:26,382 INFO L87 Difference]: Start difference. First operand 337430 states and 1792950 transitions. Second operand 3 states. [2020-10-15 18:08:49,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 18:08:49,022 INFO L93 Difference]: Finished difference Result 529242 states and 2739369 transitions. [2020-10-15 18:08:49,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 18:08:49,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 18:08:49,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 18:08:52,922 INFO L225 Difference]: With dead ends: 529242 [2020-10-15 18:08:52,923 INFO L226 Difference]: Without dead ends: 529232 [2020-10-15 18:08:52,923 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 18:09:39,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529232 states. [2020-10-15 18:09:50,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529232 to 449104. [2020-10-15 18:09:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449104 states. [2020-10-15 18:09:56,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449104 states to 449104 states and 2343645 transitions. [2020-10-15 18:09:56,185 INFO L78 Accepts]: Start accepts. Automaton has 449104 states and 2343645 transitions. Word has length 8 [2020-10-15 18:09:56,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 18:09:56,185 INFO L481 AbstractCegarLoop]: Abstraction has 449104 states and 2343645 transitions. [2020-10-15 18:09:56,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 18:09:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 449104 states and 2343645 transitions. [2020-10-15 18:09:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-15 18:09:56,187 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 18:09:56,187 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-10-15 18:09:56,187 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 18:09:56,187 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 18:09:56,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 18:09:56,188 INFO L82 PathProgramCache]: Analyzing trace with hash -1720706964, now seen corresponding path program 1 times [2020-10-15 18:09:56,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 18:09:56,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706625126] [2020-10-15 18:09:56,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 18:09:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 18:09:56,199 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 18:09:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 18:09:56,207 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 18:09:56,213 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 18:09:56,214 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 18:09:56,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 18:09:56,214 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 18:09:56,215 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-15 18:09:56,226 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,226 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,226 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,226 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,229 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,230 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,241 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,242 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,244 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,247 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,248 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,248 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,248 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,248 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,248 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,254 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,254 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,254 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,254 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,255 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,256 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,256 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,256 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,256 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,257 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,257 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,257 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,258 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,259 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,259 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,259 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,259 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,259 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,260 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,260 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,262 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,262 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,262 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,262 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,262 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,268 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,270 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,270 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,270 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,270 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,270 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 18:09:56,272 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-15 18:09:56,273 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 18:09:56,273 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 18:09:56,273 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 18:09:56,273 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 18:09:56,273 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 18:09:56,273 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 18:09:56,273 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 18:09:56,273 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 18:09:56,275 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 18:09:56,275 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 168 places, 194 transitions, 433 flow [2020-10-15 18:09:56,276 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 168 places, 194 transitions, 433 flow [2020-10-15 18:09:56,276 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 168 places, 194 transitions, 433 flow [2020-10-15 18:09:56,327 INFO L129 PetriNetUnfolder]: 72/413 cut-off events. [2020-10-15 18:09:56,327 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-15 18:09:56,334 INFO L80 FinitePrefix]: Finished finitePrefix Result has 444 conditions, 413 events. 72/413 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1781 event pairs, 0 based on Foata normal form. 0/324 useless extension candidates. Maximal degree in co-relation 356. Up to 18 conditions per place. [2020-10-15 18:09:56,359 INFO L117 LiptonReduction]: Number of co-enabled transitions 27270 [2020-10-15 18:09:58,497 INFO L132 LiptonReduction]: Checked pairs total: 68884 [2020-10-15 18:09:58,498 INFO L134 LiptonReduction]: Total number of compositions: 132 [2020-10-15 18:09:58,498 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 92 places, 102 transitions, 249 flow Received shutdown request... [2020-10-15 18:12:09,311 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-15 18:12:09,314 WARN L235 ceAbstractionStarter]: Timeout [2020-10-15 18:12:09,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 06:12:09 BasicIcfg [2020-10-15 18:12:09,314 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 18:12:09,317 INFO L168 Benchmark]: Toolchain (without parser) took 770357.68 ms. Allocated memory was 252.2 MB in the beginning and 5.7 GB in the end (delta: 5.5 GB). Free memory was 205.6 MB in the beginning and 3.6 GB in the end (delta: -3.4 GB). Peak memory consumption was 10.6 GB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,318 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 252.2 MB. Free memory was 227.7 MB in the beginning and 226.9 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.55 ms. Allocated memory was 252.2 MB in the beginning and 313.5 MB in the end (delta: 61.3 MB). Free memory was 204.7 MB in the beginning and 270.5 MB in the end (delta: -65.8 MB). Peak memory consumption was 29.7 MB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.96 ms. Allocated memory is still 313.5 MB. Free memory was 270.5 MB in the beginning and 268.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,320 INFO L168 Benchmark]: Boogie Preprocessor took 34.69 ms. Allocated memory is still 313.5 MB. Free memory was 268.0 MB in the beginning and 267.2 MB in the end (delta: 838.9 kB). Peak memory consumption was 838.9 kB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,321 INFO L168 Benchmark]: RCFGBuilder took 631.78 ms. Allocated memory is still 313.5 MB. Free memory was 266.3 MB in the beginning and 227.5 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,322 INFO L168 Benchmark]: TraceAbstraction took 768968.45 ms. Allocated memory was 313.5 MB in the beginning and 5.7 GB in the end (delta: 5.4 GB). Free memory was 227.5 MB in the beginning and 3.6 GB in the end (delta: -3.4 GB). Peak memory consumption was 10.6 GB. Max. memory is 14.2 GB. [2020-10-15 18:12:09,326 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 252.2 MB. Free memory was 227.7 MB in the beginning and 226.9 MB in the end (delta: 839.2 kB). Peak memory consumption was 839.2 kB. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 665.55 ms. Allocated memory was 252.2 MB in the beginning and 313.5 MB in the end (delta: 61.3 MB). Free memory was 204.7 MB in the beginning and 270.5 MB in the end (delta: -65.8 MB). Peak memory consumption was 29.7 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 51.96 ms. Allocated memory is still 313.5 MB. Free memory was 270.5 MB in the beginning and 268.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 34.69 ms. Allocated memory is still 313.5 MB. Free memory was 268.0 MB in the beginning and 267.2 MB in the end (delta: 838.9 kB). Peak memory consumption was 838.9 kB. Max. memory is 14.2 GB. * RCFGBuilder took 631.78 ms. Allocated memory is still 313.5 MB. Free memory was 266.3 MB in the beginning and 227.5 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 14.2 GB. * TraceAbstraction took 768968.45 ms. Allocated memory was 313.5 MB in the beginning and 5.7 GB in the end (delta: 5.4 GB). Free memory was 227.5 MB in the beginning and 3.6 GB in the end (delta: -3.4 GB). Peak memory consumption was 10.6 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1572 VarBasedMoverChecksPositive, 81 VarBasedMoverChecksNegative, 34 SemBasedMoverChecksPositive, 47 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 225 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.1s, 72 PlacesBefore, 32 PlacesAfterwards, 82 TransitionsBefore, 36 TransitionsAfterwards, 2430 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 30 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 6 ChoiceCompositions, 62 TotalNumberOfCompositions, 5231 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3731 VarBasedMoverChecksPositive, 145 VarBasedMoverChecksNegative, 74 SemBasedMoverChecksPositive, 71 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 394 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 96 PlacesBefore, 47 PlacesAfterwards, 110 TransitionsBefore, 52 TransitionsAfterwards, 6372 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 21 ConcurrentYvCompositions, 9 ChoiceCompositions, 78 TotalNumberOfCompositions, 14667 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 6685 VarBasedMoverChecksPositive, 235 VarBasedMoverChecksNegative, 125 SemBasedMoverChecksPositive, 110 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 734 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.5s, 120 PlacesBefore, 62 PlacesAfterwards, 138 TransitionsBefore, 68 TransitionsAfterwards, 11826 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 47 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 27 ConcurrentYvCompositions, 12 ChoiceCompositions, 94 TotalNumberOfCompositions, 29557 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10210 VarBasedMoverChecksPositive, 495 VarBasedMoverChecksNegative, 375 SemBasedMoverChecksPositive, 120 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.0s, 898 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.8s, 144 PlacesBefore, 77 PlacesAfterwards, 166 TransitionsBefore, 86 TransitionsAfterwards, 18792 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 58 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 37 ConcurrentYvCompositions, 13 ChoiceCompositions, 116 TotalNumberOfCompositions, 47523 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 15343 VarBasedMoverChecksPositive, 612 VarBasedMoverChecksNegative, 463 SemBasedMoverChecksPositive, 149 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 2102 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 168 PlacesBefore, 92 PlacesAfterwards, 194 TransitionsBefore, 102 TransitionsAfterwards, 27270 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 65 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 43 ConcurrentYvCompositions, 16 ChoiceCompositions, 132 TotalNumberOfCompositions, 68884 MoverChecksTotal - TimeoutResultAtElement [Line: 692]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 692). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 92 places, 102 transitions, 249 flow. Already constructed 324618 states. Currently 94249 states in worklist.. - TimeoutResultAtElement [Line: 692]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 692). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 92 places, 102 transitions, 249 flow. Already constructed 324618 states. Currently 94249 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 2 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 768.6s, OverallIterations: 11, TraceHistogramMax: 5, AutomataDifference: 32.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 616.7s, HoareTripleCheckerStatistics: 508 SDtfs, 135 SDslu, 126 SDs, 0 SdLazy, 51 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=492676occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 118.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 86376 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown