/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/popl20-more/parray-copy.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:25:05,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:25:05,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:25:05,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-06 16:25:05,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:25:05,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:25:05,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:25:05,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:25:05,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:25:05,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:25:05,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:25:05,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:25:05,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:25:05,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:25:05,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:25:05,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:25:05,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-06 16:25:05,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:25:05,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:25:05,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:25:05,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-06 16:25:05,789 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:25:05,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:25:05,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:25:05,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:25:05,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:25:05,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:25:05,793 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:25:05,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:25:05,793 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:25:05,793 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:25:05,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:25:05,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:25:05,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:25:05,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-06 16:25:05,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:25:05,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-06 16:25:05,795 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-06 16:25:05,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:25:05,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-06 16:25:05,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:25:05,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-06 16:25:05,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:25:05,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:25:05,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:25:05,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:25:05,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:25:05,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:25:05,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-06 16:25:05,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:25:05,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:25:05,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-06 16:25:05,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:25:05,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:25:06,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:25:06,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:25:06,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:25:06,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:25:06,266 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:25:06,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more/parray-copy.wvr.c [2021-10-06 16:25:06,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6978dcde/d2cd297d93684dcaabb8b3c87eaff724/FLAGb20411db4 [2021-10-06 16:25:07,089 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:25:07,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more/parray-copy.wvr.c [2021-10-06 16:25:07,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6978dcde/d2cd297d93684dcaabb8b3c87eaff724/FLAGb20411db4 [2021-10-06 16:25:07,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6978dcde/d2cd297d93684dcaabb8b3c87eaff724 [2021-10-06 16:25:07,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:25:07,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-06 16:25:07,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:25:07,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:25:07,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:25:07,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60986bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07, skipping insertion in model container [2021-10-06 16:25:07,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:25:07,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:25:07,679 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more/parray-copy.wvr.c[2183,2196] [2021-10-06 16:25:07,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:25:07,697 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 16:25:07,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more/parray-copy.wvr.c[2183,2196] [2021-10-06 16:25:07,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:25:07,749 INFO L208 MainTranslator]: Completed translation [2021-10-06 16:25:07,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07 WrapperNode [2021-10-06 16:25:07,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:25:07,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 16:25:07,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 16:25:07,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 16:25:07,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 16:25:07,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 16:25:07,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 16:25:07,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 16:25:07,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 16:25:07,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 16:25:07,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 16:25:07,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 16:25:07,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (1/1) ... [2021-10-06 16:25:07,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:25:07,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 16:25:07,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 16:25:07,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 16:25:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 16:25:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 16:25:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 16:25:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 16:25:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 16:25:07,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 16:25:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 16:25:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 16:25:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 16:25:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-06 16:25:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 16:25:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 16:25:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 16:25:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 16:25:07,964 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 16:25:08,584 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 16:25:08,588 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-10-06 16:25:08,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:25:08 BoogieIcfgContainer [2021-10-06 16:25:08,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 16:25:08,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 16:25:08,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 16:25:08,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 16:25:08,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 04:25:07" (1/3) ... [2021-10-06 16:25:08,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d15935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:25:08, skipping insertion in model container [2021-10-06 16:25:08,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:25:07" (2/3) ... [2021-10-06 16:25:08,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d15935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:25:08, skipping insertion in model container [2021-10-06 16:25:08,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:25:08" (3/3) ... [2021-10-06 16:25:08,623 INFO L111 eAbstractionObserver]: Analyzing ICFG parray-copy.wvr.c [2021-10-06 16:25:08,636 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-06 16:25:08,636 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 16:25:08,636 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-10-06 16:25:08,637 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 16:25:08,711 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,714 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,715 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,715 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,715 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,716 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,716 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,716 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,717 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,717 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,717 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,718 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,721 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,722 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,722 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,722 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,722 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,726 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,729 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,731 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,731 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,731 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,732 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,733 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,733 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,734 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,734 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,734 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,734 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,737 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,737 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,739 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,739 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,739 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,740 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,741 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,741 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,741 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,741 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,742 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,742 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,742 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,742 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,744 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,746 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,746 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,748 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,748 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,749 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,749 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,750 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,750 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,751 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,751 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,752 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,753 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,753 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,753 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,754 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,754 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,755 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,755 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,755 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,755 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,756 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,756 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,756 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,756 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,757 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,757 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,759 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,760 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,761 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,769 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,770 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,770 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,770 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,770 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,770 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,775 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,776 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,776 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,776 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,776 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,785 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,785 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,786 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,786 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,786 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,795 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,796 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,796 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,796 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,796 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:25:08,821 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-06 16:25:08,899 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-06 16:25:08,915 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-06 16:25:08,916 INFO L340 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2021-10-06 16:25:08,958 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-06 16:25:08,978 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 194 places, 199 transitions, 422 flow [2021-10-06 16:25:08,982 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 194 places, 199 transitions, 422 flow [2021-10-06 16:25:08,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 199 transitions, 422 flow [2021-10-06 16:25:09,072 INFO L129 PetriNetUnfolder]: 15/196 cut-off events. [2021-10-06 16:25:09,072 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-06 16:25:09,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 196 events. 15/196 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 186 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 146. Up to 2 conditions per place. [2021-10-06 16:25:09,084 INFO L116 LiptonReduction]: Number of co-enabled transitions 2430 [2021-10-06 16:25:17,832 INFO L131 LiptonReduction]: Checked pairs total: 4921 [2021-10-06 16:25:17,833 INFO L133 LiptonReduction]: Total number of compositions: 207 [2021-10-06 16:25:17,844 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 46 transitions, 116 flow [2021-10-06 16:25:17,900 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 606 states, 572 states have (on average 3.477272727272727) internal successors, (1989), 605 states have internal predecessors, (1989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 16:25:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 606 states, 572 states have (on average 3.477272727272727) internal successors, (1989), 605 states have internal predecessors, (1989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 16:25:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-10-06 16:25:17,911 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:25:17,912 INFO L512 BasicCegarLoop]: trace histogram [1] [2021-10-06 16:25:17,913 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 20 more)] === [2021-10-06 16:25:17,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:25:17,919 INFO L82 PathProgramCache]: Analyzing trace with hash 751, now seen corresponding path program 1 times [2021-10-06 16:25:17,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:25:17,930 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283414262] [2021-10-06 16:25:17,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:25:17,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:25:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 16:25:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 16:25:18,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 16:25:18,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283414262] [2021-10-06 16:25:18,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283414262] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 16:25:18,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 16:25:18,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-10-06 16:25:18,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253360160] [2021-10-06 16:25:18,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-06 16:25:18,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 16:25:18,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-06 16:25:18,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 16:25:18,100 INFO L87 Difference]: Start difference. First operand has 606 states, 572 states have (on average 3.477272727272727) internal successors, (1989), 605 states have internal predecessors, (1989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 16:25:18,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-06 16:25:18,151 INFO L93 Difference]: Finished difference Result 604 states and 1987 transitions. [2021-10-06 16:25:18,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 16:25:18,153 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2021-10-06 16:25:18,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-06 16:25:18,178 INFO L225 Difference]: With dead ends: 604 [2021-10-06 16:25:18,179 INFO L226 Difference]: Without dead ends: 604 [2021-10-06 16:25:18,180 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 16:25:18,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2021-10-06 16:25:18,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 604. [2021-10-06 16:25:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 572 states have (on average 3.4737762237762237) internal successors, (1987), 603 states have internal predecessors, (1987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 16:25:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1987 transitions. [2021-10-06 16:25:18,313 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1987 transitions. Word has length 1 [2021-10-06 16:25:18,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-06 16:25:18,313 INFO L470 AbstractCegarLoop]: Abstraction has 604 states and 1987 transitions. [2021-10-06 16:25:18,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-06 16:25:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1987 transitions. [2021-10-06 16:25:18,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-10-06 16:25:18,314 INFO L504 BasicCegarLoop]: Found error trace [2021-10-06 16:25:18,315 INFO L512 BasicCegarLoop]: trace histogram [1] [2021-10-06 16:25:18,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-06 16:25:18,315 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 20 more)] === [2021-10-06 16:25:18,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 16:25:18,316 INFO L82 PathProgramCache]: Analyzing trace with hash 750, now seen corresponding path program 1 times [2021-10-06 16:25:18,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 16:25:18,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376115784] [2021-10-06 16:25:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 16:25:18,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 16:25:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:25:18,361 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-06 16:25:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-06 16:25:18,423 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-06 16:25:18,423 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-06 16:25:18,425 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,428 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,429 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,430 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,434 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 16:25:18,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 16:25:18,436 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-06 16:25:18,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,437 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,438 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,438 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-06 16:25:18,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-06 16:25:18,447 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 16:25:18,447 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 16:25:18,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 04:25:18 BasicIcfg [2021-10-06 16:25:18,467 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 16:25:18,468 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-06 16:25:18,468 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-06 16:25:18,468 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-06 16:25:18,469 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:25:08" (3/4) ... [2021-10-06 16:25:18,471 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-06 16:25:18,512 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20-more/parray-copy.wvr.c-witness.graphml [2021-10-06 16:25:18,512 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-06 16:25:18,515 INFO L168 Benchmark]: Toolchain (without parser) took 11080.48 ms. Allocated memory was 173.0 MB in the beginning and 211.8 MB in the end (delta: 38.8 MB). Free memory was 147.7 MB in the beginning and 161.7 MB in the end (delta: -14.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,515 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 173.0 MB. Free memory was 144.0 MB in the beginning and 143.9 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:25:18,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.19 ms. Allocated memory is still 173.0 MB. Free memory was 147.4 MB in the beginning and 136.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.34 ms. Allocated memory is still 173.0 MB. Free memory was 136.7 MB in the beginning and 134.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,518 INFO L168 Benchmark]: Boogie Preprocessor took 45.51 ms. Allocated memory is still 173.0 MB. Free memory was 134.8 MB in the beginning and 133.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,519 INFO L168 Benchmark]: RCFGBuilder took 746.77 ms. Allocated memory is still 173.0 MB. Free memory was 133.2 MB in the beginning and 152.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,519 INFO L168 Benchmark]: TraceAbstraction took 9860.71 ms. Allocated memory was 173.0 MB in the beginning and 211.8 MB in the end (delta: 38.8 MB). Free memory was 152.2 MB in the beginning and 163.2 MB in the end (delta: -11.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,520 INFO L168 Benchmark]: Witness Printer took 44.51 ms. Allocated memory is still 211.8 MB. Free memory was 163.2 MB in the beginning and 161.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:25:18,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 173.0 MB. Free memory was 144.0 MB in the beginning and 143.9 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 310.19 ms. Allocated memory is still 173.0 MB. Free memory was 147.4 MB in the beginning and 136.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.34 ms. Allocated memory is still 173.0 MB. Free memory was 136.7 MB in the beginning and 134.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.51 ms. Allocated memory is still 173.0 MB. Free memory was 134.8 MB in the beginning and 133.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 746.77 ms. Allocated memory is still 173.0 MB. Free memory was 133.2 MB in the beginning and 152.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9860.71 ms. Allocated memory was 173.0 MB in the beginning and 211.8 MB in the end (delta: 38.8 MB). Free memory was 152.2 MB in the beginning and 163.2 MB in the end (delta: -11.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 8.0 GB. * Witness Printer took 44.51 ms. Allocated memory is still 211.8 MB. Free memory was 163.2 MB in the beginning and 161.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8851.2ms, 194 PlacesBefore, 51 PlacesAfterwards, 199 TransitionsBefore, 46 TransitionsAfterwards, 2430 CoEnabledTransitionPairs, 6 FixpointIterations, 129 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 17 TrivialYvCompositions, 6 ConcurrentYvCompositions, 10 ChoiceCompositions, 207 TotalNumberOfCompositions, 4921 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2646, positive: 2498, positive conditional: 0, positive unconditional: 2498, negative: 148, negative conditional: 0, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1564, positive: 1511, positive conditional: 0, positive unconditional: 1511, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1564, positive: 1511, positive conditional: 0, positive unconditional: 1511, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 53, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 156, negative conditional: 0, negative unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2646, positive: 987, positive conditional: 0, positive unconditional: 987, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 1564, unknown conditional: 0, unknown unconditional: 1564] , Statistics on independence cache: Total cache size (in pairs): 137, Positive cache size: 117, Positive conditional cache size: 0, Positive unconditional cache size: 117, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 89]: integer overflow possible integer overflow possible We found a FailurePath: [L37] int* A; [L38] int* B; [L39] int M, N; [L62] pthread_t t1, t2, t3; [L65] M = __VERIFIER_nondet_int() [L66] N = __VERIFIER_nondet_int() [L34] COND FALSE !(!cond) [L89] sizeof(int) * size VAL [A={0:0}, B={0:0}, M=0, N=536870912] - UnprovableResult [Line: 44]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 50]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 50]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 73]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 230 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 9548.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 11.0ms, AutomataDifference: 101.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8984.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 39 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=606occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 115.5ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 28.7ms SsaConstructionTime, 44.8ms SatisfiabilityAnalysisTime, 16.0ms InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 proved your program to be incorrect! [2021-10-06 16:25:18,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...