/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 07:37:32,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 07:37:32,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 07:37:32,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 07:37:32,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 07:37:32,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 07:37:32,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 07:37:32,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 07:37:32,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 07:37:32,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 07:37:32,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 07:37:32,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 07:37:32,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 07:37:32,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 07:37:32,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 07:37:32,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 07:37:32,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 07:37:32,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 07:37:32,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 07:37:32,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 07:37:32,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 07:37:32,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 07:37:32,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 07:37:32,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 07:37:32,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 07:37:32,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 07:37:32,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 07:37:32,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 07:37:32,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 07:37:32,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 07:37:32,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 07:37:32,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 07:37:32,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 07:37:32,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 07:37:32,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 07:37:32,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 07:37:32,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 07:37:32,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 07:37:32,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 07:37:32,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 07:37:32,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 07:37:32,952 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-PN-RepeatedVariableLbe.epf [2021-03-25 07:37:32,991 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 07:37:32,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 07:37:32,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 07:37:32,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 07:37:32,995 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 07:37:32,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 07:37:32,995 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 07:37:32,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 07:37:32,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 07:37:32,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 07:37:32,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 07:37:32,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 07:37:32,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 07:37:32,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 07:37:32,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 07:37:32,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 07:37:32,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 07:37:32,999 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 07:37:33,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 07:37:33,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 07:37:33,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 07:37:33,300 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 07:37:33,301 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 07:37:33,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2021-03-25 07:37:33,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83f0f9cc/ae42ca1cad154d7eb36009b9c696ff27/FLAG620a8e04a [2021-03-25 07:37:33,972 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 07:37:33,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2021-03-25 07:37:33,972 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-25 07:37:33,972 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-25 07:37:33,973 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-25 07:37:34,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83f0f9cc/ae42ca1cad154d7eb36009b9c696ff27/FLAG620a8e04a [2021-03-25 07:37:34,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e83f0f9cc/ae42ca1cad154d7eb36009b9c696ff27 [2021-03-25 07:37:34,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 07:37:34,391 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 07:37:34,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 07:37:34,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 07:37:34,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 07:37:34,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52fbbde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34, skipping insertion in model container [2021-03-25 07:37:34,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 07:37:34,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 07:37:34,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 07:37:34,577 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 07:37:34,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 07:37:34,601 INFO L208 MainTranslator]: Completed translation [2021-03-25 07:37:34,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34 WrapperNode [2021-03-25 07:37:34,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 07:37:34,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 07:37:34,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 07:37:34,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 07:37:34,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 07:37:34,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 07:37:34,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 07:37:34,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 07:37:34,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (1/1) ... [2021-03-25 07:37:34,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 07:37:34,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 07:37:34,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 07:37:34,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 07:37:34,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (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 [2021-03-25 07:37:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 07:37:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 07:37:34,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 07:37:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 07:37:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 07:37:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2021-03-25 07:37:34,741 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2021-03-25 07:37:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 07:37:34,743 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 07:37:35,058 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 07:37:35,058 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-03-25 07:37:35,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 07:37:35 BoogieIcfgContainer [2021-03-25 07:37:35,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 07:37:35,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 07:37:35,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 07:37:35,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 07:37:35,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 07:37:34" (1/3) ... [2021-03-25 07:37:35,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b4ba23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 07:37:35, skipping insertion in model container [2021-03-25 07:37:35,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 07:37:34" (2/3) ... [2021-03-25 07:37:35,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b4ba23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 07:37:35, skipping insertion in model container [2021-03-25 07:37:35,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 07:37:35" (3/3) ... [2021-03-25 07:37:35,067 INFO L111 eAbstractionObserver]: Analyzing ICFG globalVariableMultipleThreads.c [2021-03-25 07:37:35,072 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 07:37:35,076 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 07:37:35,076 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 07:37:35,109 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,109 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,109 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,109 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,109 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,110 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,111 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,112 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,112 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,112 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,112 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,113 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,113 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,114 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,114 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,114 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,115 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,116 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,116 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,116 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,116 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,117 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,117 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,118 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,119 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,120 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,120 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,121 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,121 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,122 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,122 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,123 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,124 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,125 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,125 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,125 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,125 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:35,131 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-03-25 07:37:35,146 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-25 07:37:35,163 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 07:37:35,163 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 07:37:35,163 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 07:37:35,163 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 07:37:35,163 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 07:37:35,163 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 07:37:35,164 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 07:37:35,164 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 07:37:35,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 56 transitions, 120 flow [2021-03-25 07:37:35,201 INFO L129 PetriNetUnfolder]: 2/64 cut-off events. [2021-03-25 07:37:35,201 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-03-25 07:37:35,204 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. [2021-03-25 07:37:35,204 INFO L82 GeneralOperation]: Start removeDead. Operand has 58 places, 56 transitions, 120 flow [2021-03-25 07:37:35,208 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 49 places, 47 transitions, 99 flow [2021-03-25 07:37:35,209 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:35,217 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 47 transitions, 99 flow [2021-03-25 07:37:35,220 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 47 transitions, 99 flow [2021-03-25 07:37:35,221 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 47 transitions, 99 flow [2021-03-25 07:37:35,235 INFO L129 PetriNetUnfolder]: 2/55 cut-off events. [2021-03-25 07:37:35,235 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 07:37:35,236 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 55 events. 2/55 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 43 event pairs, 0 based on Foata normal form. 0/50 useless extension candidates. Maximal degree in co-relation 34. Up to 4 conditions per place. [2021-03-25 07:37:35,238 INFO L142 LiptonReduction]: Number of co-enabled transitions 600 [2021-03-25 07:37:36,613 INFO L154 LiptonReduction]: Checked pairs total: 336 [2021-03-25 07:37:36,613 INFO L156 LiptonReduction]: Total number of compositions: 30 [2021-03-25 07:37:36,615 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1407 [2021-03-25 07:37:36,623 INFO L129 PetriNetUnfolder]: 2/23 cut-off events. [2021-03-25 07:37:36,624 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 07:37:36,624 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:36,625 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 07:37:36,625 INFO L428 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:36,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:36,629 INFO L82 PathProgramCache]: Analyzing trace with hash 15635044, now seen corresponding path program 1 times [2021-03-25 07:37:36,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:36,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148882984] [2021-03-25 07:37:36,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 07:37:36,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:36,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 07:37:36,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:36,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:36,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:36,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:36,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:36,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:36,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 07:37:36,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148882984] [2021-03-25 07:37:36,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 07:37:36,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 07:37:36,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760773515] [2021-03-25 07:37:36,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 07:37:36,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 07:37:36,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 07:37:36,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-25 07:37:36,803 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 86 [2021-03-25 07:37:36,805 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 20 transitions, 45 flow. Second operand has 5 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:36,806 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 07:37:36,806 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 86 [2021-03-25 07:37:36,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 07:37:36,838 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-25 07:37:36,839 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 07:37:36,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 23 events. 0/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 19 event pairs, 0 based on Foata normal form. 7/28 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 07:37:36,840 INFO L132 encePairwiseOnDemand]: 81/86 looper letters, 3 selfloop transitions, 3 changer transitions 1/18 dead transitions. [2021-03-25 07:37:36,840 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 18 transitions, 53 flow [2021-03-25 07:37:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 07:37:36,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 07:37:36,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 335 transitions. [2021-03-25 07:37:36,851 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7790697674418605 [2021-03-25 07:37:36,852 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 335 transitions. [2021-03-25 07:37:36,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 335 transitions. [2021-03-25 07:37:36,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 07:37:36,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 335 transitions. [2021-03-25 07:37:36,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 67.0) internal successors, (335), 5 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:36,864 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:36,865 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:36,866 INFO L185 Difference]: Start difference. First operand has 22 places, 20 transitions, 45 flow. Second operand 5 states and 335 transitions. [2021-03-25 07:37:36,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 18 transitions, 53 flow [2021-03-25 07:37:36,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 18 transitions, 53 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 07:37:36,870 INFO L241 Difference]: Finished difference. Result has 25 places, 17 transitions, 45 flow [2021-03-25 07:37:36,872 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=86, PETRI_DIFFERENCE_MINUEND_FLOW=41, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=45, PETRI_PLACES=25, PETRI_TRANSITIONS=17} [2021-03-25 07:37:36,872 INFO L343 CegarLoopForPetriNet]: 22 programPoint places, 3 predicate places. [2021-03-25 07:37:36,872 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:36,873 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 25 places, 17 transitions, 45 flow [2021-03-25 07:37:36,873 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 25 places, 17 transitions, 45 flow [2021-03-25 07:37:36,873 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 17 transitions, 45 flow [2021-03-25 07:37:36,877 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-03-25 07:37:36,877 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 07:37:36,877 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 21 events. 0/21 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 13 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 07:37:36,878 INFO L142 LiptonReduction]: Number of co-enabled transitions 98 [2021-03-25 07:37:37,142 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-03-25 07:37:37,295 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-03-25 07:37:37,529 INFO L154 LiptonReduction]: Checked pairs total: 62 [2021-03-25 07:37:37,529 INFO L156 LiptonReduction]: Total number of compositions: 9 [2021-03-25 07:37:37,529 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 657 [2021-03-25 07:37:37,530 INFO L480 AbstractCegarLoop]: Abstraction has has 15 places, 9 transitions, 27 flow [2021-03-25 07:37:37,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:37,531 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:37,531 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-03-25 07:37:37,531 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 07:37:37,531 INFO L428 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:37,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:37,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1707322196, now seen corresponding path program 1 times [2021-03-25 07:37:37,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:37,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959900879] [2021-03-25 07:37:37,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:37,552 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:37,569 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:37,584 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 07:37:37,585 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 07:37:37,585 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 07:37:37,586 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 07:37:37,586 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-25 07:37:37,594 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,594 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,594 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,595 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,596 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,597 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,598 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,599 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,599 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,599 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,599 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,599 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,600 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,601 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,602 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,603 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,604 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,605 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,605 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,605 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,605 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,605 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,606 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,608 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,609 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,609 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,609 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,609 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,609 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:37,611 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-25 07:37:37,611 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-25 07:37:37,613 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 07:37:37,613 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 07:37:37,613 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 07:37:37,613 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 07:37:37,613 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 07:37:37,613 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 07:37:37,613 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 07:37:37,613 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 07:37:37,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,631 INFO L129 PetriNetUnfolder]: 3/117 cut-off events. [2021-03-25 07:37:37,631 INFO L130 PetriNetUnfolder]: For 5/7 co-relation queries the response was YES. [2021-03-25 07:37:37,632 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 198 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. [2021-03-25 07:37:37,632 INFO L82 GeneralOperation]: Start removeDead. Operand has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,633 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,633 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:37,633 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,634 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,634 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 78 transitions, 174 flow [2021-03-25 07:37:37,649 INFO L129 PetriNetUnfolder]: 3/117 cut-off events. [2021-03-25 07:37:37,650 INFO L130 PetriNetUnfolder]: For 5/8 co-relation queries the response was YES. [2021-03-25 07:37:37,650 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 117 events. 3/117 cut-off events. For 5/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 194 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 66. Up to 6 conditions per place. [2021-03-25 07:37:37,653 INFO L142 LiptonReduction]: Number of co-enabled transitions 2760 [2021-03-25 07:37:38,503 INFO L154 LiptonReduction]: Checked pairs total: 4944 [2021-03-25 07:37:38,503 INFO L156 LiptonReduction]: Total number of compositions: 39 [2021-03-25 07:37:38,503 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 870 [2021-03-25 07:37:38,508 INFO L129 PetriNetUnfolder]: 2/31 cut-off events. [2021-03-25 07:37:38,508 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 07:37:38,508 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:38,508 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 07:37:38,508 INFO L428 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:38,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:38,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1650711828, now seen corresponding path program 1 times [2021-03-25 07:37:38,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:38,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771552805] [2021-03-25 07:37:38,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 07:37:38,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:38,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 07:37:38,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:38,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:38,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:38,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:38,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:38,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 07:37:38,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771552805] [2021-03-25 07:37:38,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 07:37:38,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 07:37:38,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344741410] [2021-03-25 07:37:38,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 07:37:38,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 07:37:38,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 07:37:38,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-25 07:37:38,554 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 117 [2021-03-25 07:37:38,554 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 42 transitions, 102 flow. Second operand has 5 states, 5 states have (on average 89.2) internal successors, (446), 5 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:38,554 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 07:37:38,554 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 117 [2021-03-25 07:37:38,554 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 07:37:38,634 INFO L129 PetriNetUnfolder]: 30/187 cut-off events. [2021-03-25 07:37:38,634 INFO L130 PetriNetUnfolder]: For 15/25 co-relation queries the response was YES. [2021-03-25 07:37:38,635 INFO L84 FinitePrefix]: Finished finitePrefix Result has 294 conditions, 187 events. 30/187 cut-off events. For 15/25 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 872 event pairs, 5 based on Foata normal form. 49/219 useless extension candidates. Maximal degree in co-relation 243. Up to 34 conditions per place. [2021-03-25 07:37:38,636 INFO L132 encePairwiseOnDemand]: 107/117 looper letters, 18 selfloop transitions, 13 changer transitions 0/59 dead transitions. [2021-03-25 07:37:38,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 59 transitions, 198 flow [2021-03-25 07:37:38,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 07:37:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 07:37:38,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 477 transitions. [2021-03-25 07:37:38,639 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8153846153846154 [2021-03-25 07:37:38,639 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 477 transitions. [2021-03-25 07:37:38,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 477 transitions. [2021-03-25 07:37:38,640 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 07:37:38,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 477 transitions. [2021-03-25 07:37:38,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 95.4) internal successors, (477), 5 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:38,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 117.0) internal successors, (702), 6 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:38,646 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 117.0) internal successors, (702), 6 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:38,646 INFO L185 Difference]: Start difference. First operand has 45 places, 42 transitions, 102 flow. Second operand 5 states and 477 transitions. [2021-03-25 07:37:38,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 59 transitions, 198 flow [2021-03-25 07:37:38,647 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 59 transitions, 198 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 07:37:38,648 INFO L241 Difference]: Finished difference. Result has 51 places, 51 transitions, 175 flow [2021-03-25 07:37:38,648 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=117, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=175, PETRI_PLACES=51, PETRI_TRANSITIONS=51} [2021-03-25 07:37:38,648 INFO L343 CegarLoopForPetriNet]: 45 programPoint places, 6 predicate places. [2021-03-25 07:37:38,648 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:38,649 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 51 transitions, 175 flow [2021-03-25 07:37:38,649 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 51 transitions, 175 flow [2021-03-25 07:37:38,649 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 51 transitions, 175 flow [2021-03-25 07:37:38,659 INFO L129 PetriNetUnfolder]: 10/125 cut-off events. [2021-03-25 07:37:38,660 INFO L130 PetriNetUnfolder]: For 30/38 co-relation queries the response was YES. [2021-03-25 07:37:38,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 202 conditions, 125 events. 10/125 cut-off events. For 30/38 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 479 event pairs, 2 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 152. Up to 16 conditions per place. [2021-03-25 07:37:38,662 INFO L142 LiptonReduction]: Number of co-enabled transitions 1102 [2021-03-25 07:37:38,770 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-03-25 07:37:38,962 INFO L154 LiptonReduction]: Checked pairs total: 1728 [2021-03-25 07:37:38,962 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 07:37:38,963 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 315 [2021-03-25 07:37:38,963 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 50 transitions, 173 flow [2021-03-25 07:37:38,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 89.2) internal successors, (446), 5 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:38,964 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:38,964 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2021-03-25 07:37:38,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 07:37:38,964 INFO L428 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:38,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:38,965 INFO L82 PathProgramCache]: Analyzing trace with hash -248825567, now seen corresponding path program 1 times [2021-03-25 07:37:38,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:38,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129143250] [2021-03-25 07:37:38,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:38,984 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:39,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:39,016 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:39,022 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 07:37:39,022 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 07:37:39,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 07:37:39,022 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-25 07:37:39,023 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,039 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,040 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,041 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,042 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,043 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,044 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,045 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,046 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,047 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,048 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,049 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,050 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,051 WARN L313 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,053 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,054 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,054 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,054 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,054 WARN L313 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,055 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,056 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,056 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,056 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,056 WARN L313 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,056 WARN L313 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 07:37:39,058 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-25 07:37:39,059 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 07:37:39,059 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 07:37:39,060 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 07:37:39,060 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 07:37:39,060 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 07:37:39,060 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 07:37:39,060 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 07:37:39,060 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 07:37:39,060 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 07:37:39,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,092 INFO L129 PetriNetUnfolder]: 4/179 cut-off events. [2021-03-25 07:37:39,093 INFO L130 PetriNetUnfolder]: For 13/17 co-relation queries the response was YES. [2021-03-25 07:37:39,094 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. [2021-03-25 07:37:39,094 INFO L82 GeneralOperation]: Start removeDead. Operand has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,095 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,095 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:39,095 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,096 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,096 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 104 places, 100 transitions, 230 flow [2021-03-25 07:37:39,116 INFO L129 PetriNetUnfolder]: 4/179 cut-off events. [2021-03-25 07:37:39,117 INFO L130 PetriNetUnfolder]: For 13/16 co-relation queries the response was YES. [2021-03-25 07:37:39,119 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 179 events. 4/179 cut-off events. For 13/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 502 event pairs, 0 based on Foata normal form. 0/168 useless extension candidates. Maximal degree in co-relation 125. Up to 8 conditions per place. [2021-03-25 07:37:39,125 INFO L142 LiptonReduction]: Number of co-enabled transitions 5520 [2021-03-25 07:37:39,919 INFO L154 LiptonReduction]: Checked pairs total: 11243 [2021-03-25 07:37:39,919 INFO L156 LiptonReduction]: Total number of compositions: 48 [2021-03-25 07:37:39,920 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 825 [2021-03-25 07:37:39,927 INFO L129 PetriNetUnfolder]: 2/30 cut-off events. [2021-03-25 07:37:39,927 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 07:37:39,928 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:39,928 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 07:37:39,928 INFO L428 AbstractCegarLoop]: === Iteration 1 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:39,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:39,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1635271835, now seen corresponding path program 1 times [2021-03-25 07:37:39,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:39,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611826858] [2021-03-25 07:37:39,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 07:37:39,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:39,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 07:37:39,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:39,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:39,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:39,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:39,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 07:37:39,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 07:37:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 07:37:40,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611826858] [2021-03-25 07:37:40,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 07:37:40,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 07:37:40,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826382610] [2021-03-25 07:37:40,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 07:37:40,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 07:37:40,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 07:37:40,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-25 07:37:40,004 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 148 [2021-03-25 07:37:40,004 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 57 transitions, 144 flow. Second operand has 5 states, 5 states have (on average 110.2) internal successors, (551), 5 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:40,005 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 07:37:40,005 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 148 [2021-03-25 07:37:40,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 07:37:40,317 INFO L129 PetriNetUnfolder]: 573/1629 cut-off events. [2021-03-25 07:37:40,318 INFO L130 PetriNetUnfolder]: For 120/221 co-relation queries the response was YES. [2021-03-25 07:37:40,323 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2771 conditions, 1629 events. 573/1629 cut-off events. For 120/221 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 13043 event pairs, 144 based on Foata normal form. 440/1924 useless extension candidates. Maximal degree in co-relation 2608. Up to 604 conditions per place. [2021-03-25 07:37:40,333 INFO L132 encePairwiseOnDemand]: 134/148 looper letters, 33 selfloop transitions, 19 changer transitions 0/89 dead transitions. [2021-03-25 07:37:40,333 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 89 transitions, 312 flow [2021-03-25 07:37:40,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 07:37:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 07:37:40,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 604 transitions. [2021-03-25 07:37:40,335 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8162162162162162 [2021-03-25 07:37:40,335 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 604 transitions. [2021-03-25 07:37:40,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 604 transitions. [2021-03-25 07:37:40,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 07:37:40,336 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 604 transitions. [2021-03-25 07:37:40,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 120.8) internal successors, (604), 5 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:40,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 148.0) internal successors, (888), 6 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:40,339 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 148.0) internal successors, (888), 6 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:40,339 INFO L185 Difference]: Start difference. First operand has 61 places, 57 transitions, 144 flow. Second operand 5 states and 604 transitions. [2021-03-25 07:37:40,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 89 transitions, 312 flow [2021-03-25 07:37:40,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 89 transitions, 312 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 07:37:40,344 INFO L241 Difference]: Finished difference. Result has 67 places, 74 transitions, 265 flow [2021-03-25 07:37:40,344 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=148, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=265, PETRI_PLACES=67, PETRI_TRANSITIONS=74} [2021-03-25 07:37:40,345 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 6 predicate places. [2021-03-25 07:37:40,345 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 07:37:40,345 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 74 transitions, 265 flow [2021-03-25 07:37:40,345 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 74 transitions, 265 flow [2021-03-25 07:37:40,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 74 transitions, 265 flow [2021-03-25 07:37:40,408 INFO L129 PetriNetUnfolder]: 141/671 cut-off events. [2021-03-25 07:37:40,408 INFO L130 PetriNetUnfolder]: For 185/278 co-relation queries the response was YES. [2021-03-25 07:37:40,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1212 conditions, 671 events. 141/671 cut-off events. For 185/278 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 5063 event pairs, 35 based on Foata normal form. 0/624 useless extension candidates. Maximal degree in co-relation 1077. Up to 132 conditions per place. [2021-03-25 07:37:40,422 INFO L142 LiptonReduction]: Number of co-enabled transitions 2628 [2021-03-25 07:37:41,004 INFO L154 LiptonReduction]: Checked pairs total: 5566 [2021-03-25 07:37:41,004 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 07:37:41,004 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 659 [2021-03-25 07:37:41,005 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 72 transitions, 261 flow [2021-03-25 07:37:41,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 110.2) internal successors, (551), 5 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 07:37:41,006 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 07:37:41,006 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 07:37:41,006 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 07:37:41,007 INFO L428 AbstractCegarLoop]: === Iteration 2 === [myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 07:37:41,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 07:37:41,007 INFO L82 PathProgramCache]: Analyzing trace with hash -2021724650, now seen corresponding path program 1 times [2021-03-25 07:37:41,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 07:37:41,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17685962] [2021-03-25 07:37:41,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 07:37:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:41,022 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 07:37:41,049 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 07:37:41,056 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 07:37:41,056 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 07:37:41,056 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 07:37:41,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 07:37:41 BasicIcfg [2021-03-25 07:37:41,133 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 07:37:41,134 INFO L168 Benchmark]: Toolchain (without parser) took 6742.49 ms. Allocated memory was 255.9 MB in the beginning and 415.2 MB in the end (delta: 159.4 MB). Free memory was 232.7 MB in the beginning and 230.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 160.9 MB. Max. memory is 16.0 GB. [2021-03-25 07:37:41,134 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 07:37:41,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.71 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 232.7 MB in the beginning and 328.9 MB in the end (delta: -96.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-03-25 07:37:41,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.41 ms. Allocated memory is still 346.0 MB. Free memory was 328.9 MB in the beginning and 327.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 07:37:41,137 INFO L168 Benchmark]: Boogie Preprocessor took 33.54 ms. Allocated memory is still 346.0 MB. Free memory was 327.5 MB in the beginning and 326.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 07:37:41,137 INFO L168 Benchmark]: RCFGBuilder took 390.91 ms. Allocated memory is still 346.0 MB. Free memory was 326.5 MB in the beginning and 310.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-03-25 07:37:41,139 INFO L168 Benchmark]: TraceAbstraction took 6072.03 ms. Allocated memory was 346.0 MB in the beginning and 415.2 MB in the end (delta: 69.2 MB). Free memory was 310.0 MB in the beginning and 230.0 MB in the end (delta: 80.0 MB). Peak memory consumption was 149.6 MB. Max. memory is 16.0 GB. [2021-03-25 07:37:41,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 209.71 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 232.7 MB in the beginning and 328.9 MB in the end (delta: -96.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 29.41 ms. Allocated memory is still 346.0 MB. Free memory was 328.9 MB in the beginning and 327.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.54 ms. Allocated memory is still 346.0 MB. Free memory was 327.5 MB in the beginning and 326.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 390.91 ms. Allocated memory is still 346.0 MB. Free memory was 326.5 MB in the beginning and 310.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6072.03 ms. Allocated memory was 346.0 MB in the beginning and 415.2 MB in the end (delta: 69.2 MB). Free memory was 310.0 MB in the beginning and 230.0 MB in the end (delta: 80.0 MB). Peak memory consumption was 149.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1393.4ms, 49 PlacesBefore, 22 PlacesAfterwards, 47 TransitionsBefore, 20 TransitionsAfterwards, 600 CoEnabledTransitionPairs, 5 FixpointIterations, 9 TrivialSequentialCompositions, 19 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 30 TotalNumberOfCompositions, 336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 325, positive: 323, positive conditional: 0, positive unconditional: 323, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 261, positive: 259, positive conditional: 0, positive unconditional: 259, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 261, positive: 259, positive conditional: 0, positive unconditional: 259, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 325, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 261, unknown conditional: 0, unknown unconditional: 261] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 656.3ms, 25 PlacesBefore, 15 PlacesAfterwards, 17 TransitionsBefore, 9 TransitionsAfterwards, 98 CoEnabledTransitionPairs, 5 FixpointIterations, 1 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 9 TotalNumberOfCompositions, 62 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 54, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 43, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 43, unknown conditional: 0, unknown unconditional: 43] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 869.3ms, 81 PlacesBefore, 45 PlacesAfterwards, 78 TransitionsBefore, 42 TransitionsAfterwards, 2760 CoEnabledTransitionPairs, 5 FixpointIterations, 9 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 39 TotalNumberOfCompositions, 4944 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2421, positive: 2297, positive conditional: 0, positive unconditional: 2297, negative: 124, negative conditional: 0, negative unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, positive: 1185, positive conditional: 0, positive unconditional: 1185, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1222, positive: 1185, positive conditional: 0, positive unconditional: 1185, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2421, positive: 1112, positive conditional: 0, positive unconditional: 1112, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 1222, unknown conditional: 0, unknown unconditional: 1222] , Statistics on independence cache: Total cache size (in pairs): 178, Positive cache size: 164, Positive conditional cache size: 0, Positive unconditional cache size: 164, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 313.5ms, 51 PlacesBefore, 50 PlacesAfterwards, 51 TransitionsBefore, 50 TransitionsAfterwards, 1102 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1728 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 696, positive: 628, positive conditional: 0, positive unconditional: 628, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 696, positive: 616, positive conditional: 0, positive unconditional: 616, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , Statistics on independence cache: Total cache size (in pairs): 192, Positive cache size: 176, Positive conditional cache size: 0, Positive unconditional cache size: 176, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 823.5ms, 104 PlacesBefore, 61 PlacesAfterwards, 100 TransitionsBefore, 57 TransitionsAfterwards, 5520 CoEnabledTransitionPairs, 5 FixpointIterations, 8 TrivialSequentialCompositions, 38 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 48 TotalNumberOfCompositions, 11243 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3192, positive: 3004, positive conditional: 0, positive unconditional: 3004, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2148, positive: 2087, positive conditional: 0, positive unconditional: 2087, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2148, positive: 2087, positive conditional: 0, positive unconditional: 2087, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3192, positive: 917, positive conditional: 0, positive unconditional: 917, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 2148, unknown conditional: 0, unknown unconditional: 2148] , Statistics on independence cache: Total cache size (in pairs): 212, Positive cache size: 181, Positive conditional cache size: 0, Positive unconditional cache size: 181, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 659.0ms, 67 PlacesBefore, 65 PlacesAfterwards, 74 TransitionsBefore, 72 TransitionsAfterwards, 2628 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 5566 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 560, positive: 440, positive conditional: 0, positive unconditional: 440, negative: 120, negative conditional: 0, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 40, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 560, positive: 408, positive conditional: 0, positive unconditional: 408, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 40, unknown conditional: 0, unknown unconditional: 40] , Statistics on independence cache: Total cache size (in pairs): 215, Positive cache size: 176, Positive conditional cache size: 0, Positive unconditional cache size: 176, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39 - 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) VAL [g=0, s=0] [L34] COND TRUE 0 i < 3 VAL [g=0, s=0] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, s=0, vargp={5:0}] [L20] 1 int *myid = (int *)vargp; [L22] 1 ++s VAL [g=0, myid={5:0}, s=1, vargp={5:0}, vargp={5:0}] [L22] 1 ++g [L24] 1 \read(*myid) VAL [\read(*myid)=0, g=1, myid={5:0}, s=1, vargp={5:0}, vargp={5:0}] [L24] 1 ++s VAL [++s=2, \read(*myid)=0, g=1, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L24] 1 ++g VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L34] EXPR 0 \read(i) VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L34] 0 i++ VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L34] EXPR 0 \read(i) VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L34] COND TRUE 0 i < 3 VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=2, vargp={5:0}, vargp={5:0}] [L20] 2 int *myid = (int *)vargp; [L22] 2 ++s VAL [++g=2, ++s=2, \read(*myid)=0, g=2, myid={5:0}, s=3, vargp={5:0}, vargp={5:0}] [L25] 1 CodeAnnotStmt[Assertion] VAL [g=2, myid={5:0}, s=3, vargp={5:0}, vargp={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 3 CEGAR loops. EmptinessCheckTime: 11.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 5833.5ms, OverallIterations: 6, TraceHistogramMax: 3, EmptinessCheckTime: 0.0ms, AutomataDifference: 511.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3210.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 8 SDtfs, 37 SDslu, 0 SDs, 0 SdLazy, 117 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 100.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=265occurred in iteration=1, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.3ms SsaConstructionTime, 104.7ms SatisfiabilityAnalysisTime, 137.2ms InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...