/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 11:04:09,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 11:04:09,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 11:04:09,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 11:04:09,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 11:04:09,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 11:04:09,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 11:04:09,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 11:04:09,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 11:04:09,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 11:04:09,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 11:04:09,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 11:04:09,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 11:04:09,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 11:04:09,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 11:04:09,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 11:04:09,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 11:04:09,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 11:04:09,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 11:04:09,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 11:04:09,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 11:04:09,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 11:04:09,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 11:04:09,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 11:04:09,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 11:04:09,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 11:04:09,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 11:04:09,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 11:04:09,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-16 11:04:09,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 11:04:09,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 11:04:09,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 11:04:09,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 11:04:09,772 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 11:04:09,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 11:04:09,773 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 11:04:09,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 11:04:09,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 11:04:09,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 11:04:09,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 11:04:09,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 11:04:09,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 11:04:09,776 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 11:04:09,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 11:04:09,776 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 11:04:09,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 11:04:09,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 11:04:09,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 11:04:09,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 11:04:09,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 11:04:09,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:04:09,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 11:04:09,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 11:04:09,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 11:04:09,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 11:04:09,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 11:04:09,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 11:04:09,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-16 11:04:09,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 11:04:10,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 11:04:10,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 11:04:10,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 11:04:10,090 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 11:04:10,092 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 11:04:10,093 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-10-16 11:04:10,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2ed2787f/de8365d8ab114c3cbadfa39c208d7fc4/FLAG19460ebc4 [2020-10-16 11:04:10,752 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 11:04:10,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-10-16 11:04:10,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2ed2787f/de8365d8ab114c3cbadfa39c208d7fc4/FLAG19460ebc4 [2020-10-16 11:04:10,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c2ed2787f/de8365d8ab114c3cbadfa39c208d7fc4 [2020-10-16 11:04:11,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 11:04:11,002 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 11:04:11,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 11:04:11,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 11:04:11,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 11:04:11,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:10" (1/1) ... [2020-10-16 11:04:11,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e008fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11, skipping insertion in model container [2020-10-16 11:04:11,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:04:10" (1/1) ... [2020-10-16 11:04:11,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 11:04:11,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 11:04:11,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:04:11,590 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 11:04:11,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:04:11,728 INFO L208 MainTranslator]: Completed translation [2020-10-16 11:04:11,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11 WrapperNode [2020-10-16 11:04:11,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 11:04:11,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 11:04:11,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 11:04:11,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 11:04:11,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 11:04:11,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 11:04:11,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 11:04:11,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 11:04:11,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... [2020-10-16 11:04:11,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 11:04:11,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 11:04:11,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 11:04:11,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 11:04:11,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:04:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 11:04:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-16 11:04:11,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-16 11:04:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 11:04:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 11:04:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 11:04:11,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 11:04:11,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 11:04:11,878 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 11:04:12,457 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 11:04:12,457 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-16 11:04:12,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:12 BoogieIcfgContainer [2020-10-16 11:04:12,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 11:04:12,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 11:04:12,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 11:04:12,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 11:04:12,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:04:10" (1/3) ... [2020-10-16 11:04:12,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f1d9d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:12, skipping insertion in model container [2020-10-16 11:04:12,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:04:11" (2/3) ... [2020-10-16 11:04:12,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f1d9d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:04:12, skipping insertion in model container [2020-10-16 11:04:12,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:04:12" (3/3) ... [2020-10-16 11:04:12,470 INFO L111 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs.i [2020-10-16 11:04:12,481 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 11:04:12,482 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 11:04:12,488 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 11:04:12,489 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 11:04:12,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,519 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,519 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,522 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,523 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,523 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,523 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,523 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,523 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,524 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,524 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,524 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,524 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,524 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,525 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,525 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,525 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:12,527 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:04:12,542 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-16 11:04:12,560 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:04:12,560 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:04:12,561 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 11:04:12,561 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:04:12,561 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:04:12,561 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:04:12,561 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:04:12,561 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:04:12,575 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 11:04:12,578 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 72 transitions, 149 flow [2020-10-16 11:04:12,580 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 72 transitions, 149 flow [2020-10-16 11:04:12,582 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 68 places, 72 transitions, 149 flow [2020-10-16 11:04:12,632 INFO L129 PetriNetUnfolder]: 11/110 cut-off events. [2020-10-16 11:04:12,633 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 11:04:12,640 INFO L80 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 11/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 253 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 61. Up to 4 conditions per place. [2020-10-16 11:04:12,643 INFO L117 LiptonReduction]: Number of co-enabled transitions 1760 [2020-10-16 11:04:13,864 INFO L132 LiptonReduction]: Checked pairs total: 4034 [2020-10-16 11:04:13,864 INFO L134 LiptonReduction]: Total number of compositions: 48 [2020-10-16 11:04:13,871 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 33 transitions, 71 flow [2020-10-16 11:04:13,889 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 207 states. [2020-10-16 11:04:13,892 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-16 11:04:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-16 11:04:13,898 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:13,899 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-16 11:04:13,899 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:13,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:13,905 INFO L82 PathProgramCache]: Analyzing trace with hash 10741202, now seen corresponding path program 1 times [2020-10-16 11:04:13,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:13,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392713963] [2020-10-16 11:04:13,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:04:14,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:04:14,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392713963] [2020-10-16 11:04:14,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:04:14,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:04:14,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986774246] [2020-10-16 11:04:14,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 11:04:14,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:04:14,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 11:04:14,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 11:04:14,101 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 2 states. [2020-10-16 11:04:14,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:04:14,127 INFO L93 Difference]: Finished difference Result 207 states and 400 transitions. [2020-10-16 11:04:14,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 11:04:14,128 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2020-10-16 11:04:14,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:04:14,142 INFO L225 Difference]: With dead ends: 207 [2020-10-16 11:04:14,143 INFO L226 Difference]: Without dead ends: 171 [2020-10-16 11:04:14,144 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 [2020-10-16 11:04:14,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-16 11:04:14,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2020-10-16 11:04:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2020-10-16 11:04:14,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 334 transitions. [2020-10-16 11:04:14,202 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 334 transitions. Word has length 4 [2020-10-16 11:04:14,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:04:14,202 INFO L481 AbstractCegarLoop]: Abstraction has 171 states and 334 transitions. [2020-10-16 11:04:14,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 11:04:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2020-10-16 11:04:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-16 11:04:14,203 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:14,203 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-10-16 11:04:14,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 11:04:14,204 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:14,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:14,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1721177519, now seen corresponding path program 1 times [2020-10-16 11:04:14,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:14,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103414172] [2020-10-16 11:04:14,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:14,233 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:14,246 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:14,268 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 11:04:14,269 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 11:04:14,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 11:04:14,271 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 11:04:14,272 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-16 11:04:14,282 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,282 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,282 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,282 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,283 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,284 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,284 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,284 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,284 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,284 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,285 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,285 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,286 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,286 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,286 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,286 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,287 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,288 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,288 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,288 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,289 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,289 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,290 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,290 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,291 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,291 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,291 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,291 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,291 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,292 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,292 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,292 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,292 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,293 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,293 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,293 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,293 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,295 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,295 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,296 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,296 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,296 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,296 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,298 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,298 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,298 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,299 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,299 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,307 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,308 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,308 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,308 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,308 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,309 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,310 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,310 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,311 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,311 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,311 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,311 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:14,313 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:04:14,313 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-16 11:04:14,313 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:04:14,314 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:04:14,314 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 11:04:14,314 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:04:14,314 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:04:14,314 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:04:14,314 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:04:14,314 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:04:14,317 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 11:04:14,319 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 95 transitions, 202 flow [2020-10-16 11:04:14,319 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 95 transitions, 202 flow [2020-10-16 11:04:14,319 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 90 places, 95 transitions, 202 flow [2020-10-16 11:04:14,385 INFO L129 PetriNetUnfolder]: 18/172 cut-off events. [2020-10-16 11:04:14,385 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 11:04:14,389 INFO L80 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 172 events. 18/172 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 553 event pairs, 0 based on Foata normal form. 0/146 useless extension candidates. Maximal degree in co-relation 111. Up to 6 conditions per place. [2020-10-16 11:04:14,397 INFO L117 LiptonReduction]: Number of co-enabled transitions 4532 [2020-10-16 11:04:15,900 INFO L132 LiptonReduction]: Checked pairs total: 14728 [2020-10-16 11:04:15,901 INFO L134 LiptonReduction]: Total number of compositions: 66 [2020-10-16 11:04:15,901 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 49 transitions, 110 flow [2020-10-16 11:04:16,036 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2499 states. [2020-10-16 11:04:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states. [2020-10-16 11:04:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-16 11:04:16,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:16,039 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-16 11:04:16,040 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:16,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:16,045 INFO L82 PathProgramCache]: Analyzing trace with hash 16223203, now seen corresponding path program 1 times [2020-10-16 11:04:16,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:16,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901095688] [2020-10-16 11:04:16,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:04:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:04:16,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901095688] [2020-10-16 11:04:16,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:04:16,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:04:16,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201847063] [2020-10-16 11:04:16,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 11:04:16,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:04:16,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 11:04:16,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 11:04:16,094 INFO L87 Difference]: Start difference. First operand 2499 states. Second operand 2 states. [2020-10-16 11:04:16,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:04:16,163 INFO L93 Difference]: Finished difference Result 2499 states and 7300 transitions. [2020-10-16 11:04:16,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 11:04:16,163 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2020-10-16 11:04:16,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:04:16,188 INFO L225 Difference]: With dead ends: 2499 [2020-10-16 11:04:16,189 INFO L226 Difference]: Without dead ends: 2313 [2020-10-16 11:04:16,189 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 [2020-10-16 11:04:16,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2313 states. [2020-10-16 11:04:16,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2313 to 2313. [2020-10-16 11:04:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2313 states. [2020-10-16 11:04:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 2313 states and 6784 transitions. [2020-10-16 11:04:16,325 INFO L78 Accepts]: Start accepts. Automaton has 2313 states and 6784 transitions. Word has length 4 [2020-10-16 11:04:16,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:04:16,326 INFO L481 AbstractCegarLoop]: Abstraction has 2313 states and 6784 transitions. [2020-10-16 11:04:16,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 11:04:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 6784 transitions. [2020-10-16 11:04:16,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-16 11:04:16,327 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:16,327 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:04:16,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 11:04:16,327 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:16,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:16,328 INFO L82 PathProgramCache]: Analyzing trace with hash -2066014699, now seen corresponding path program 1 times [2020-10-16 11:04:16,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:16,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56370593] [2020-10-16 11:04:16,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:04:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:04:16,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56370593] [2020-10-16 11:04:16,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:04:16,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:04:16,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24345454] [2020-10-16 11:04:16,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:04:16,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:04:16,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:04:16,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:04:16,423 INFO L87 Difference]: Start difference. First operand 2313 states and 6784 transitions. Second operand 3 states. [2020-10-16 11:04:16,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:04:16,487 INFO L93 Difference]: Finished difference Result 2545 states and 7224 transitions. [2020-10-16 11:04:16,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:04:16,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-16 11:04:16,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:04:16,503 INFO L225 Difference]: With dead ends: 2545 [2020-10-16 11:04:16,503 INFO L226 Difference]: Without dead ends: 2170 [2020-10-16 11:04:16,504 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 [2020-10-16 11:04:16,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2020-10-16 11:04:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 1990. [2020-10-16 11:04:16,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1990 states. [2020-10-16 11:04:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1990 states and 5668 transitions. [2020-10-16 11:04:16,577 INFO L78 Accepts]: Start accepts. Automaton has 1990 states and 5668 transitions. Word has length 7 [2020-10-16 11:04:16,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:04:16,577 INFO L481 AbstractCegarLoop]: Abstraction has 1990 states and 5668 transitions. [2020-10-16 11:04:16,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:04:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 5668 transitions. [2020-10-16 11:04:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 11:04:16,579 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:16,579 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-10-16 11:04:16,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 11:04:16,579 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:16,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:16,580 INFO L82 PathProgramCache]: Analyzing trace with hash 806101910, now seen corresponding path program 1 times [2020-10-16 11:04:16,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:16,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127840577] [2020-10-16 11:04:16,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:16,597 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:16,608 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:16,614 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 11:04:16,614 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 11:04:16,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 11:04:16,615 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 11:04:16,616 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-16 11:04:16,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,637 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,642 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,650 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,650 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,655 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,655 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,655 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,655 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:16,657 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:04:16,657 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 11:04:16,658 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:04:16,658 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:04:16,658 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 11:04:16,658 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:04:16,658 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:04:16,658 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:04:16,659 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:04:16,659 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:04:16,661 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 11:04:16,662 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 118 transitions, 257 flow [2020-10-16 11:04:16,662 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 118 transitions, 257 flow [2020-10-16 11:04:16,662 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions, 257 flow [2020-10-16 11:04:16,696 INFO L129 PetriNetUnfolder]: 25/234 cut-off events. [2020-10-16 11:04:16,696 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 11:04:16,700 INFO L80 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 234 events. 25/234 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 854 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 176. Up to 8 conditions per place. [2020-10-16 11:04:16,711 INFO L117 LiptonReduction]: Number of co-enabled transitions 8316 [2020-10-16 11:04:18,387 INFO L132 LiptonReduction]: Checked pairs total: 20734 [2020-10-16 11:04:18,388 INFO L134 LiptonReduction]: Total number of compositions: 70 [2020-10-16 11:04:18,388 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 61 transitions, 143 flow [2020-10-16 11:04:21,406 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 30003 states. [2020-10-16 11:04:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 30003 states. [2020-10-16 11:04:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-16 11:04:21,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:21,407 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-16 11:04:21,408 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:21,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:21,408 INFO L82 PathProgramCache]: Analyzing trace with hash 22840832, now seen corresponding path program 1 times [2020-10-16 11:04:21,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:21,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7073628] [2020-10-16 11:04:21,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:04:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:04:21,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7073628] [2020-10-16 11:04:21,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:04:21,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:04:21,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602019280] [2020-10-16 11:04:21,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 11:04:21,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:04:21,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 11:04:21,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 11:04:21,444 INFO L87 Difference]: Start difference. First operand 30003 states. Second operand 2 states. [2020-10-16 11:04:21,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:04:21,793 INFO L93 Difference]: Finished difference Result 30003 states and 117604 transitions. [2020-10-16 11:04:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 11:04:21,793 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2020-10-16 11:04:21,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:04:23,054 INFO L225 Difference]: With dead ends: 30003 [2020-10-16 11:04:23,055 INFO L226 Difference]: Without dead ends: 29067 [2020-10-16 11:04:23,055 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 [2020-10-16 11:04:23,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29067 states. [2020-10-16 11:04:24,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29067 to 29067. [2020-10-16 11:04:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29067 states. [2020-10-16 11:04:24,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29067 states to 29067 states and 114088 transitions. [2020-10-16 11:04:24,384 INFO L78 Accepts]: Start accepts. Automaton has 29067 states and 114088 transitions. Word has length 4 [2020-10-16 11:04:24,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:04:24,385 INFO L481 AbstractCegarLoop]: Abstraction has 29067 states and 114088 transitions. [2020-10-16 11:04:24,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 11:04:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29067 states and 114088 transitions. [2020-10-16 11:04:24,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-16 11:04:24,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:24,386 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:04:24,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 11:04:24,386 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:24,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:24,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1775913419, now seen corresponding path program 1 times [2020-10-16 11:04:24,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:24,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250040719] [2020-10-16 11:04:24,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:04:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:04:24,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250040719] [2020-10-16 11:04:24,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:04:24,425 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:04:24,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503929130] [2020-10-16 11:04:24,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:04:24,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:04:24,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:04:24,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:04:24,426 INFO L87 Difference]: Start difference. First operand 29067 states and 114088 transitions. Second operand 3 states. [2020-10-16 11:04:25,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:04:25,815 INFO L93 Difference]: Finished difference Result 36627 states and 139297 transitions. [2020-10-16 11:04:25,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:04:25,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-16 11:04:25,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:04:25,996 INFO L225 Difference]: With dead ends: 36627 [2020-10-16 11:04:25,997 INFO L226 Difference]: Without dead ends: 34492 [2020-10-16 11:04:25,997 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 [2020-10-16 11:04:26,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34492 states. [2020-10-16 11:04:27,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34492 to 30270. [2020-10-16 11:04:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30270 states. [2020-10-16 11:04:27,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30270 states to 30270 states and 115972 transitions. [2020-10-16 11:04:27,444 INFO L78 Accepts]: Start accepts. Automaton has 30270 states and 115972 transitions. Word has length 7 [2020-10-16 11:04:27,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:04:27,444 INFO L481 AbstractCegarLoop]: Abstraction has 30270 states and 115972 transitions. [2020-10-16 11:04:27,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:04:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 30270 states and 115972 transitions. [2020-10-16 11:04:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 11:04:27,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:04:27,448 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-10-16 11:04:27,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 11:04:27,448 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:04:27,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:04:27,448 INFO L82 PathProgramCache]: Analyzing trace with hash 68635660, now seen corresponding path program 1 times [2020-10-16 11:04:27,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:04:27,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955600561] [2020-10-16 11:04:27,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:04:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:27,489 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:04:27,506 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:04:27,515 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 11:04:27,516 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 11:04:27,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 11:04:27,516 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 11:04:27,517 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-16 11:04:27,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,533 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,534 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,546 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,547 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,551 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,552 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,552 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,553 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,558 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:04:27,560 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:04:27,560 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 11:04:27,560 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:04:27,560 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:04:27,560 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 11:04:27,561 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:04:27,561 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:04:27,561 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:04:27,561 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:04:27,561 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:04:27,563 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 11:04:27,563 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 141 transitions, 314 flow [2020-10-16 11:04:27,563 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 134 places, 141 transitions, 314 flow [2020-10-16 11:04:27,563 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 134 places, 141 transitions, 314 flow [2020-10-16 11:04:27,597 INFO L129 PetriNetUnfolder]: 32/296 cut-off events. [2020-10-16 11:04:27,597 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 11:04:27,601 INFO L80 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 296 events. 32/296 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1159 event pairs, 0 based on Foata normal form. 0/250 useless extension candidates. Maximal degree in co-relation 242. Up to 10 conditions per place. [2020-10-16 11:04:27,618 INFO L117 LiptonReduction]: Number of co-enabled transitions 13112 [2020-10-16 11:04:29,774 INFO L132 LiptonReduction]: Checked pairs total: 40526 [2020-10-16 11:04:29,774 INFO L134 LiptonReduction]: Total number of compositions: 84 [2020-10-16 11:04:29,774 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 73 places, 76 transitions, 184 flow Received shutdown request... [2020-10-16 11:08:32,667 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 11:08:32,671 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 11:08:32,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:08:32 BasicIcfg [2020-10-16 11:08:32,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 11:08:32,675 INFO L168 Benchmark]: Toolchain (without parser) took 261671.06 ms. Allocated memory was 140.0 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 101.8 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,678 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 11:08:32,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.22 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 164.1 MB in the end (delta: -62.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.78 ms. Allocated memory is still 203.9 MB. Free memory was 163.5 MB in the beginning and 161.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,689 INFO L168 Benchmark]: Boogie Preprocessor took 32.33 ms. Allocated memory is still 203.9 MB. Free memory was 161.5 MB in the beginning and 160.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,689 INFO L168 Benchmark]: RCFGBuilder took 645.23 ms. Allocated memory is still 203.9 MB. Free memory was 160.2 MB in the beginning and 121.7 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,690 INFO L168 Benchmark]: TraceAbstraction took 260209.67 ms. Allocated memory was 203.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 121.1 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2020-10-16 11:08:32,698 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.22 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 164.1 MB in the end (delta: -62.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.78 ms. Allocated memory is still 203.9 MB. Free memory was 163.5 MB in the beginning and 161.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.33 ms. Allocated memory is still 203.9 MB. Free memory was 161.5 MB in the beginning and 160.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 645.23 ms. Allocated memory is still 203.9 MB. Free memory was 160.2 MB in the beginning and 121.7 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 260209.67 ms. Allocated memory was 203.9 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 121.1 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1143 VarBasedMoverChecksPositive, 79 VarBasedMoverChecksNegative, 18 SemBasedMoverChecksPositive, 61 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 248 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.2s, 68 PlacesBefore, 31 PlacesAfterwards, 72 TransitionsBefore, 33 TransitionsAfterwards, 1760 CoEnabledTransitionPairs, 4 FixpointIterations, 8 TrivialSequentialCompositions, 30 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 48 TotalNumberOfCompositions, 4034 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2761 VarBasedMoverChecksPositive, 229 VarBasedMoverChecksNegative, 154 SemBasedMoverChecksPositive, 75 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 442 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.5s, 90 PlacesBefore, 45 PlacesAfterwards, 95 TransitionsBefore, 49 TransitionsAfterwards, 4532 CoEnabledTransitionPairs, 6 FixpointIterations, 8 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 1 ChoiceCompositions, 66 TotalNumberOfCompositions, 14728 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4687 VarBasedMoverChecksPositive, 158 VarBasedMoverChecksNegative, 41 SemBasedMoverChecksPositive, 117 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 800 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.7s, 112 PlacesBefore, 59 PlacesAfterwards, 118 TransitionsBefore, 61 TransitionsAfterwards, 8316 CoEnabledTransitionPairs, 4 FixpointIterations, 8 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 12 ConcurrentYvCompositions, 4 ChoiceCompositions, 70 TotalNumberOfCompositions, 20734 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7765 VarBasedMoverChecksPositive, 329 VarBasedMoverChecksNegative, 172 SemBasedMoverChecksPositive, 157 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 1529 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 134 PlacesBefore, 73 PlacesAfterwards, 141 TransitionsBefore, 76 TransitionsAfterwards, 13112 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 54 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 4 ChoiceCompositions, 84 TotalNumberOfCompositions, 40526 MoverChecksTotal - TimeoutResultAtElement [Line: 691]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 691). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 73 places, 76 transitions, 184 flow. Already constructed 340713 states. Currently 9035 states in worklist.. - TimeoutResultAtElement [Line: 691]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 691). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 73 places, 76 transitions, 184 flow. Already constructed 340713 states. Currently 9035 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 2 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 259.9s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 252.9s, HoareTripleCheckerStatistics: 295 SDtfs, 74 SDslu, 69 SDs, 0 SdLazy, 30 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30270occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4402 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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