/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 02:52:46,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 02:52:46,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 02:52:46,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 02:52:46,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 02:52:46,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 02:52:46,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 02:52:46,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 02:52:46,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 02:52:46,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 02:52:46,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 02:52:46,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 02:52:46,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 02:52:46,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 02:52:46,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 02:52:46,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 02:52:46,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 02:52:46,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 02:52:46,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 02:52:46,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 02:52:46,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 02:52:46,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 02:52:46,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 02:52:46,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 02:52:46,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-12 02:52:46,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 02:52:46,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 02:52:46,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 02:52:46,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 02:52:46,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 02:52:46,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 02:52:46,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 02:52:46,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 02:52:46,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 02:52:46,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 02:52:46,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 02:52:46,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2020-11-12 02:52:47,045 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 02:52:47,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 02:52:47,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 02:52:47,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 02:52:47,049 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 02:52:47,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 02:52:47,050 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 02:52:47,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 02:52:47,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 02:52:47,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 02:52:47,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 02:52:47,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 02:52:47,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 02:52:47,052 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 02:52:47,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 02:52:47,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 02:52:47,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 02:52:47,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 02:52:47,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 02:52:47,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 02:52:47,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 02:52:47,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 02:52:47,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 02:52:47,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 02:52:47,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 02:52:47,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 02:52:47,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 02:52:47,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 02:52:47,056 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 02:52:47,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 02:52:47,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 02:52:47,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 02:52:47,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 02:52:47,508 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 02:52:47,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2020-11-12 02:52:47,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/530af3dc0/f49e4c57bace4f3b83116475a0b7b0c5/FLAG14556e4e8 [2020-11-12 02:52:48,158 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 02:52:48,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2020-11-12 02:52:48,159 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-12 02:52:48,159 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-12 02:52:48,160 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-12 02:52:48,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/530af3dc0/f49e4c57bace4f3b83116475a0b7b0c5/FLAG14556e4e8 [2020-11-12 02:52:48,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/530af3dc0/f49e4c57bace4f3b83116475a0b7b0c5 [2020-11-12 02:52:48,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 02:52:48,516 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 02:52:48,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 02:52:48,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 02:52:48,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 02:52:48,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5a2cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48, skipping insertion in model container [2020-11-12 02:52:48,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 02:52:48,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 02:52:48,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 02:52:48,775 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 02:52:48,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 02:52:48,807 INFO L208 MainTranslator]: Completed translation [2020-11-12 02:52:48,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48 WrapperNode [2020-11-12 02:52:48,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 02:52:48,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 02:52:48,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 02:52:48,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 02:52:48,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 02:52:48,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 02:52:48,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 02:52:48,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 02:52:48,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... [2020-11-12 02:52:48,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 02:52:48,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 02:52:48,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 02:52:48,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 02:52:48,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 02:52:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 02:52:48,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 02:52:48,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 02:52:48,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-12 02:52:48,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 02:52:48,941 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2020-11-12 02:52:48,941 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2020-11-12 02:52:48,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 02:52:48,943 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 02:52:49,563 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 02:52:49,564 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-12 02:52:49,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:52:49 BoogieIcfgContainer [2020-11-12 02:52:49,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 02:52:49,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 02:52:49,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 02:52:49,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 02:52:49,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:52:48" (1/3) ... [2020-11-12 02:52:49,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d48a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:52:49, skipping insertion in model container [2020-11-12 02:52:49,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:52:48" (2/3) ... [2020-11-12 02:52:49,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d48a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:52:49, skipping insertion in model container [2020-11-12 02:52:49,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:52:49" (3/3) ... [2020-11-12 02:52:49,581 INFO L111 eAbstractionObserver]: Analyzing ICFG globalVariableMultipleThreads.c [2020-11-12 02:52:49,600 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 02:52:49,600 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 02:52:49,605 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-12 02:52:49,606 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 02:52:49,656 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,656 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,656 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,657 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,657 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,658 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,659 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,659 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,659 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,659 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,660 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,661 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,664 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,665 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,665 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,666 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,667 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,670 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,671 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,671 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,671 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,674 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,676 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,676 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,677 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,677 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,677 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,677 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,678 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,678 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,679 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,679 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,679 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:49,691 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-11-12 02:52:49,703 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-12 02:52:49,726 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 02:52:49,726 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 02:52:49,726 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 02:52:49,727 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 02:52:49,727 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 02:52:49,727 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 02:52:49,727 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 02:52:49,727 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 02:52:49,739 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 02:52:49,742 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 56 transitions, 120 flow [2020-11-12 02:52:49,746 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 56 transitions, 120 flow [2020-11-12 02:52:49,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 56 transitions, 120 flow [2020-11-12 02:52:49,800 INFO L129 PetriNetUnfolder]: 2/64 cut-off events. [2020-11-12 02:52:49,803 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2020-11-12 02:52:49,807 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 64 events. 2/64 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 44 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 34. Up to 4 conditions per place. [2020-11-12 02:52:49,813 INFO L116 LiptonReduction]: Number of co-enabled transitions 600 [2020-11-12 02:52:51,855 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:52,113 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:52,586 INFO L131 LiptonReduction]: Checked pairs total: 582 [2020-11-12 02:52:52,587 INFO L133 LiptonReduction]: Total number of compositions: 51 [2020-11-12 02:52:52,594 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 13 places, 10 transitions, 28 flow [2020-11-12 02:52:52,602 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21 states, 16 states have (on average 1.75) internal successors, (28), 20 states have internal predecessors, (28), 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) [2020-11-12 02:52:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 16 states have (on average 1.75) internal successors, (28), 20 states have internal predecessors, (28), 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) [2020-11-12 02:52:52,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-12 02:52:52,610 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:52:52,611 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-12 02:52:52,611 INFO L429 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:52:52,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:52:52,618 INFO L82 PathProgramCache]: Analyzing trace with hash 6758504, now seen corresponding path program 1 times [2020-11-12 02:52:52,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:52:52,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896704260] [2020-11-12 02:52:52,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:52:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 02:52:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 02:52:52,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896704260] [2020-11-12 02:52:52,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 02:52:52,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-12 02:52:52,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18189130] [2020-11-12 02:52:52,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 02:52:52,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 02:52:52,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 02:52:52,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 02:52:52,834 INFO L87 Difference]: Start difference. First operand has 21 states, 16 states have (on average 1.75) internal successors, (28), 20 states have internal predecessors, (28), 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 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2020-11-12 02:52:52,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 02:52:52,857 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2020-11-12 02:52:52,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 02:52:52,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2020-11-12 02:52:52,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 02:52:52,868 INFO L225 Difference]: With dead ends: 16 [2020-11-12 02:52:52,869 INFO L226 Difference]: Without dead ends: 11 [2020-11-12 02:52:52,871 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 02:52:52,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2020-11-12 02:52:52,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2020-11-12 02:52:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2020-11-12 02:52:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2020-11-12 02:52:52,909 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 4 [2020-11-12 02:52:52,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 02:52:52,910 INFO L481 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2020-11-12 02:52:52,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2020-11-12 02:52:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-11-12 02:52:52,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-12 02:52:52,911 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:52:52,911 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-11-12 02:52:52,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 02:52:52,912 INFO L429 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:52:52,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:52:52,913 INFO L82 PathProgramCache]: Analyzing trace with hash -2095009503, now seen corresponding path program 1 times [2020-11-12 02:52:52,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:52:52,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237493830] [2020-11-12 02:52:52,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:52:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:52:52,951 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:52:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:52:52,977 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:52:53,001 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 02:52:53,001 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 02:52:53,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 02:52:53,003 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 02:52:53,003 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-11-12 02:52:53,013 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,014 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,015 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,016 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,016 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,016 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,016 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,016 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,017 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,017 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,017 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,017 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,017 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,018 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,019 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,020 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,020 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,020 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,020 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,021 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,021 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,021 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,022 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,022 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,022 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,022 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,023 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,024 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,024 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,024 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,024 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,024 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,025 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,025 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,025 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,025 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,026 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,026 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,026 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,026 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,026 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,027 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,027 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,027 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,027 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,027 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,028 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,029 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,029 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,029 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,029 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,029 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,030 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,030 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,030 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,031 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,031 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,031 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,031 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,031 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,032 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,032 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,032 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,032 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,032 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,033 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,035 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,036 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,036 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,036 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,036 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,037 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,037 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,037 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,037 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,037 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,038 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,038 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:53,041 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-11-12 02:52:53,042 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-11-12 02:52:53,043 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 02:52:53,044 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 02:52:53,044 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 02:52:53,044 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 02:52:53,044 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 02:52:53,044 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 02:52:53,044 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 02:52:53,044 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 02:52:53,048 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 02:52:53,048 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 78 transitions, 174 flow [2020-11-12 02:52:53,048 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 78 transitions, 174 flow [2020-11-12 02:52:53,049 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 78 transitions, 174 flow [2020-11-12 02:52:53,081 INFO L129 PetriNetUnfolder]: 3/117 cut-off events. [2020-11-12 02:52:53,081 INFO L130 PetriNetUnfolder]: For 5/7 co-relation queries the response was YES. [2020-11-12 02:52:53,083 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 117 events. 3/117 cut-off events. For 5/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 197 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 66. Up to 6 conditions per place. [2020-11-12 02:52:53,088 INFO L116 LiptonReduction]: Number of co-enabled transitions 2760 [2020-11-12 02:52:55,096 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:55,359 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:55,478 INFO L131 LiptonReduction]: Checked pairs total: 6853 [2020-11-12 02:52:55,479 INFO L133 LiptonReduction]: Total number of compositions: 52 [2020-11-12 02:52:55,480 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 34 transitions, 86 flow [2020-11-12 02:52:55,542 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1003 states, 991 states have (on average 2.5872855701311805) internal successors, (2564), 1002 states have internal predecessors, (2564), 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) [2020-11-12 02:52:55,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 1003 states, 991 states have (on average 2.5872855701311805) internal successors, (2564), 1002 states have internal predecessors, (2564), 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) [2020-11-12 02:52:55,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-12 02:52:55,549 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:52:55,549 INFO L494 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2020-11-12 02:52:55,550 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:52:55,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:52:55,551 INFO L82 PathProgramCache]: Analyzing trace with hash -530597450, now seen corresponding path program 1 times [2020-11-12 02:52:55,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:52:55,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708577518] [2020-11-12 02:52:55,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:52:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:52:55,581 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:52:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:52:55,610 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:52:55,618 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 02:52:55,619 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 02:52:55,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 02:52:55,619 WARN L386 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-11-12 02:52:55,620 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-11-12 02:52:55,633 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,634 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,635 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,635 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,638 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,638 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,639 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,640 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,641 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,641 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,641 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,644 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,644 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,644 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,645 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,645 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,645 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,645 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,645 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,646 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,647 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,647 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,647 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,648 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,648 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,648 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,648 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,649 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,650 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,651 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,652 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,652 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,652 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,652 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,652 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,653 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,654 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,654 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,654 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,654 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,654 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,655 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,655 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,655 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,656 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,657 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,658 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,658 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,658 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,658 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,658 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,659 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,659 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,659 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,659 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,659 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,660 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,661 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,662 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,663 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,664 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,665 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,665 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,665 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,665 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,665 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,667 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,668 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,669 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,669 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,669 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,669 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,669 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,670 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,670 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,672 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,672 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,673 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,674 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,674 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,674 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,674 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 02:52:55,679 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-11-12 02:52:55,679 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-12 02:52:55,680 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 02:52:55,680 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 02:52:55,681 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 02:52:55,681 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 02:52:55,681 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 02:52:55,681 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 02:52:55,681 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 02:52:55,681 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 02:52:55,684 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-12 02:52:55,684 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 100 transitions, 230 flow [2020-11-12 02:52:55,685 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 100 transitions, 230 flow [2020-11-12 02:52:55,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 100 transitions, 230 flow [2020-11-12 02:52:55,728 INFO L129 PetriNetUnfolder]: 4/179 cut-off events. [2020-11-12 02:52:55,728 INFO L130 PetriNetUnfolder]: For 13/17 co-relation queries the response was YES. [2020-11-12 02:52:55,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 179 events. 4/179 cut-off events. For 13/17 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 503 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 125. Up to 8 conditions per place. [2020-11-12 02:52:55,739 INFO L116 LiptonReduction]: Number of co-enabled transitions 5520 [2020-11-12 02:52:58,153 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:58,376 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-11-12 02:52:58,658 INFO L131 LiptonReduction]: Checked pairs total: 15288 [2020-11-12 02:52:58,658 INFO L133 LiptonReduction]: Total number of compositions: 60 [2020-11-12 02:52:58,659 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52 places, 47 transitions, 124 flow [2020-11-12 02:52:59,833 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 12523 states, 12494 states have (on average 3.4515767568432847) internal successors, (43124), 12522 states have internal predecessors, (43124), 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) [2020-11-12 02:52:59,872 INFO L276 IsEmpty]: Start isEmpty. Operand has 12523 states, 12494 states have (on average 3.4515767568432847) internal successors, (43124), 12522 states have internal predecessors, (43124), 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) [2020-11-12 02:52:59,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-12 02:52:59,881 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:52:59,882 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 02:52:59,882 INFO L429 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:52:59,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:52:59,883 INFO L82 PathProgramCache]: Analyzing trace with hash 829952387, now seen corresponding path program 1 times [2020-11-12 02:52:59,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:52:59,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091437606] [2020-11-12 02:52:59,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:52:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 02:52:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 02:52:59,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091437606] [2020-11-12 02:52:59,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 02:52:59,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 02:52:59,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681874218] [2020-11-12 02:52:59,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 02:52:59,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 02:52:59,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 02:52:59,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-12 02:53:00,024 INFO L87 Difference]: Start difference. First operand has 12523 states, 12494 states have (on average 3.4515767568432847) internal successors, (43124), 12522 states have internal predecessors, (43124), 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 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2020-11-12 02:53:00,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 02:53:00,492 INFO L93 Difference]: Finished difference Result 16053 states and 52167 transitions. [2020-11-12 02:53:00,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-12 02:53:00,493 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 13 [2020-11-12 02:53:00,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 02:53:00,684 INFO L225 Difference]: With dead ends: 16053 [2020-11-12 02:53:00,685 INFO L226 Difference]: Without dead ends: 15826 [2020-11-12 02:53:00,685 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-12 02:53:01,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15826 states. [2020-11-12 02:53:01,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15826 to 13894. [2020-11-12 02:53:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13894 states, 13855 states have (on average 3.369974738361602) internal successors, (46691), 13893 states have internal predecessors, (46691), 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) [2020-11-12 02:53:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13894 states to 13894 states and 46691 transitions. [2020-11-12 02:53:02,023 INFO L78 Accepts]: Start accepts. Automaton has 13894 states and 46691 transitions. Word has length 13 [2020-11-12 02:53:02,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 02:53:02,024 INFO L481 AbstractCegarLoop]: Abstraction has 13894 states and 46691 transitions. [2020-11-12 02:53:02,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2020-11-12 02:53:02,025 INFO L276 IsEmpty]: Start isEmpty. Operand 13894 states and 46691 transitions. [2020-11-12 02:53:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-12 02:53:02,036 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:53:02,036 INFO L494 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2020-11-12 02:53:02,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 02:53:02,037 INFO L429 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:53:02,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:53:02,039 INFO L82 PathProgramCache]: Analyzing trace with hash 157598891, now seen corresponding path program 1 times [2020-11-12 02:53:02,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:53:02,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119927872] [2020-11-12 02:53:02,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:53:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 02:53:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 02:53:02,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119927872] [2020-11-12 02:53:02,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853586216] [2020-11-12 02:53:02,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 02:53:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 02:53:02,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-12 02:53:02,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 02:53:02,395 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 43 [2020-11-12 02:53:02,403 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,489 INFO L625 ElimStorePlain]: treesize reduction 31, result has 42.6 percent of original size [2020-11-12 02:53:02,497 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-11-12 02:53:02,498 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,507 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,516 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,517 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:15 [2020-11-12 02:53:02,546 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2020-11-12 02:53:02,547 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,556 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,556 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,557 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2020-11-12 02:53:02,593 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2020-11-12 02:53:02,594 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,604 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,605 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,605 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:24 [2020-11-12 02:53:02,655 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-11-12 02:53:02,659 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,670 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,671 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,671 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2020-11-12 02:53:02,688 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2020-11-12 02:53:02,690 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,701 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,701 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,702 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:22 [2020-11-12 02:53:02,753 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-11-12 02:53:02,754 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,765 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,768 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-12 02:53:02,768 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22 [2020-11-12 02:53:02,838 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2020-11-12 02:53:02,839 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 02:53:02,851 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 02:53:02,853 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-11-12 02:53:02,854 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:39, output treesize:24 [2020-11-12 02:53:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 02:53:02,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 02:53:02,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2020-11-12 02:53:02,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056325952] [2020-11-12 02:53:02,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-11-12 02:53:02,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 02:53:02,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-11-12 02:53:02,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-11-12 02:53:02,910 INFO L87 Difference]: Start difference. First operand 13894 states and 46691 transitions. Second operand has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 12 states have internal predecessors, (29), 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) [2020-11-12 02:53:03,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 02:53:03,316 INFO L93 Difference]: Finished difference Result 9897 states and 32288 transitions. [2020-11-12 02:53:03,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-12 02:53:03,316 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 12 states have internal predecessors, (29), 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 15 [2020-11-12 02:53:03,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 02:53:03,353 INFO L225 Difference]: With dead ends: 9897 [2020-11-12 02:53:03,353 INFO L226 Difference]: Without dead ends: 9786 [2020-11-12 02:53:03,354 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-11-12 02:53:03,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9786 states. [2020-11-12 02:53:03,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9786 to 9786. [2020-11-12 02:53:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9786 states, 9770 states have (on average 3.263152507676561) internal successors, (31881), 9785 states have internal predecessors, (31881), 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) [2020-11-12 02:53:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9786 states to 9786 states and 31881 transitions. [2020-11-12 02:53:03,857 INFO L78 Accepts]: Start accepts. Automaton has 9786 states and 31881 transitions. Word has length 15 [2020-11-12 02:53:03,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 02:53:03,858 INFO L481 AbstractCegarLoop]: Abstraction has 9786 states and 31881 transitions. [2020-11-12 02:53:03,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 12 states have internal predecessors, (29), 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) [2020-11-12 02:53:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 9786 states and 31881 transitions. [2020-11-12 02:53:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-12 02:53:03,861 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 02:53:03,861 INFO L494 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 02:53:04,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 02:53:04,076 INFO L429 AbstractCegarLoop]: === Iteration 3 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 02:53:04,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 02:53:04,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1200931325, now seen corresponding path program 1 times [2020-11-12 02:53:04,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 02:53:04,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129441647] [2020-11-12 02:53:04,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 02:53:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:53:04,097 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:53:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-12 02:53:04,112 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-12 02:53:04,122 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-12 02:53:04,123 INFO L595 BasicCegarLoop]: Counterexample might be feasible [2020-11-12 02:53:04,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 02:53:04,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:53:04 BasicIcfg [2020-11-12 02:53:04,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 02:53:04,176 INFO L168 Benchmark]: Toolchain (without parser) took 15666.30 ms. Allocated memory was 304.1 MB in the beginning and 656.4 MB in the end (delta: 352.3 MB). Free memory was 277.4 MB in the beginning and 417.5 MB in the end (delta: -140.1 MB). Peak memory consumption was 216.5 MB. Max. memory is 16.0 GB. [2020-11-12 02:53:04,177 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 275.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 02:53:04,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.60 ms. Allocated memory is still 304.1 MB. Free memory was 276.8 MB in the beginning and 267.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2020-11-12 02:53:04,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.40 ms. Allocated memory is still 304.1 MB. Free memory was 267.9 MB in the beginning and 266.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-12 02:53:04,179 INFO L168 Benchmark]: Boogie Preprocessor took 25.13 ms. Allocated memory is still 304.1 MB. Free memory was 266.4 MB in the beginning and 265.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 02:53:04,179 INFO L168 Benchmark]: RCFGBuilder took 692.61 ms. Allocated memory is still 304.1 MB. Free memory was 265.4 MB in the beginning and 281.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.0 GB. [2020-11-12 02:53:04,180 INFO L168 Benchmark]: TraceAbstraction took 14602.90 ms. Allocated memory was 304.1 MB in the beginning and 656.4 MB in the end (delta: 352.3 MB). Free memory was 281.6 MB in the beginning and 417.5 MB in the end (delta: -135.9 MB). Peak memory consumption was 216.4 MB. Max. memory is 16.0 GB. [2020-11-12 02:53:04,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 304.1 MB. Free memory is still 275.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 289.60 ms. Allocated memory is still 304.1 MB. Free memory was 276.8 MB in the beginning and 267.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 38.40 ms. Allocated memory is still 304.1 MB. Free memory was 267.9 MB in the beginning and 266.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 25.13 ms. Allocated memory is still 304.1 MB. Free memory was 266.4 MB in the beginning and 265.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 692.61 ms. Allocated memory is still 304.1 MB. Free memory was 265.4 MB in the beginning and 281.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 14602.90 ms. Allocated memory was 304.1 MB in the beginning and 656.4 MB in the end (delta: 352.3 MB). Free memory was 281.6 MB in the beginning and 417.5 MB in the end (delta: -135.9 MB). Peak memory consumption was 216.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 399 VarBasedMoverChecksPositive, 8 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 8 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 9 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.8s, 58 PlacesBefore, 13 PlacesAfterwards, 56 TransitionsBefore, 10 TransitionsAfterwards, 600 CoEnabledTransitionPairs, 5 FixpointIterations, 17 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 51 TotalNumberOfCompositions, 582 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1671 VarBasedMoverChecksPositive, 72 VarBasedMoverChecksNegative, 12 SemBasedMoverChecksPositive, 60 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 291 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.4s, 81 PlacesBefore, 38 PlacesAfterwards, 78 TransitionsBefore, 34 TransitionsAfterwards, 2760 CoEnabledTransitionPairs, 4 FixpointIterations, 10 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 1 ChoiceCompositions, 52 TotalNumberOfCompositions, 6853 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3283 VarBasedMoverChecksPositive, 178 VarBasedMoverChecksNegative, 51 SemBasedMoverChecksPositive, 127 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 850 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.9s, 104 PlacesBefore, 52 PlacesAfterwards, 100 TransitionsBefore, 47 TransitionsAfterwards, 5520 CoEnabledTransitionPairs, 4 FixpointIterations, 10 TrivialSequentialCompositions, 47 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 60 TotalNumberOfCompositions, 15288 MoverChecksTotal - CounterExampleResult [Line: 25]: assertion can be violated assertion can be violated We found a FailurePath: [L15] 0 int g = 0; [L21] 0 static int s = 0; [L30] 0 int i; [L31] 0 pthread_t tid; [L34] 0 i = 0 VAL [g=0, s=0] [L34] EXPR 0 \read(i) [L34] COND TRUE 0 i < 3 [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, s=0, vargp={3:0}] [L20] 1 int *myid = (int *)vargp; [L22] 1 ++s VAL [++s=1, g=0, myid={3:0}, s=1, vargp={3:0}, vargp={3:0}] [L22] 1 ++g VAL [g=1, myid={3:0}, s=1, vargp={3:0}, vargp={3:0}] [L24] 1 \read(*myid) VAL [\read(*myid)=0, g=1, myid={3:0}, s=1, vargp={3:0}, vargp={3:0}] [L24] 1 ++s VAL [++s=2, \read(*myid)=0, g=1, myid={3:0}, s=2, vargp={3:0}, vargp={3:0}] [L24] 1 ++g [L34] EXPR 0 \read(i) [L34] 0 i++ [L34] EXPR 0 \read(i) [L34] COND TRUE 0 i < 3 [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=2, myid={3:0}, s=2, vargp={3:0}, vargp={3:0}] [L20] 2 int *myid = (int *)vargp; [L22] 2 ++s VAL [g=2, myid={3:0}, s=3, vargp={3:0}, vargp={3:0}] [L25] 1 CodeAnnotStmt[Assertion] VAL [g=2, myid={3:0}, s=3, vargp={3:0}, vargp={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 3 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.2s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.5s, HoareTripleCheckerStatistics: 137 SDtfs, 330 SDslu, 563 SDs, 0 SdLazy, 194 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13894occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 3 MinimizatonAttempts, 1932 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 43 ConstructedInterpolants, 4 QuantifiedInterpolants, 6969 SizeOfPredicates, 5 NumberOfNonLiveVariables, 62 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 7/36 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! Received shutdown request...