/usr/bin/java -Xmx8000000000 -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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 17:04:43,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 17:04:43,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 17:04:43,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-09 17:04:43,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 17:04:43,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 17:04:43,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 17:04:43,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-07-09 17:04:43,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 17:04:43,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 17:04:43,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 17:04:43,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 17:04:43,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 17:04:43,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 17:04:43,662 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 17:04:43,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 17:04:43,663 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 17:04:43,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 17:04:43,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 17:04:43,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 17:04:43,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 17:04:43,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 17:04:43,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 17:04:43,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 17:04:43,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 17:04:43,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 17:04:43,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 17:04:43,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 17:04:43,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 17:04:43,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 17:04:43,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 17:04:43,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 17:04:43,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 17:04:43,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 17:04:43,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 17:04:43,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 17:04:43,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 17:04:43,667 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 17:04:43,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 17:04:43,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 17:04:43,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 17:04:44,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 17:04:44,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 17:04:44,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 17:04:44,018 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 17:04:44,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2021-07-09 17:04:44,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09e1d8283/79594618a50c4724a376fde9f8d3821f/FLAG44de2c413 [2021-07-09 17:04:44,634 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 17:04:44,635 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i [2021-07-09 17:04:44,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09e1d8283/79594618a50c4724a376fde9f8d3821f/FLAG44de2c413 [2021-07-09 17:04:44,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09e1d8283/79594618a50c4724a376fde9f8d3821f [2021-07-09 17:04:44,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 17:04:44,907 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 17:04:44,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 17:04:44,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 17:04:44,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 17:04:44,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 05:04:44" (1/1) ... [2021-07-09 17:04:44,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4cf057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:44, skipping insertion in model container [2021-07-09 17:04:44,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 05:04:44" (1/1) ... [2021-07-09 17:04:44,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 17:04:44,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 17:04:45,362 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i[41060,41073] [2021-07-09 17:04:45,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 17:04:45,388 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 17:04:45,418 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_07-cond_racing2.i[41060,41073] [2021-07-09 17:04:45,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 17:04:45,472 INFO L208 MainTranslator]: Completed translation [2021-07-09 17:04:45,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45 WrapperNode [2021-07-09 17:04:45,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 17:04:45,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 17:04:45,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 17:04:45,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 17:04:45,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 17:04:45,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 17:04:45,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 17:04:45,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 17:04:45,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (1/1) ... [2021-07-09 17:04:45,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 17:04:45,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 17:04:45,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 17:04:45,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 17:04:45,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (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 [2021-07-09 17:04:45,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 17:04:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 17:04:45,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 17:04:45,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 17:04:45,671 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-09 17:04:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-07-09 17:04:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-07-09 17:04:45,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 17:04:45,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 17:04:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 17:04:45,674 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 17:04:46,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 17:04:46,146 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-07-09 17:04:46,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 05:04:46 BoogieIcfgContainer [2021-07-09 17:04:46,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 17:04:46,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 17:04:46,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 17:04:46,151 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 17:04:46,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 05:04:44" (1/3) ... [2021-07-09 17:04:46,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d3192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 05:04:46, skipping insertion in model container [2021-07-09 17:04:46,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 05:04:45" (2/3) ... [2021-07-09 17:04:46,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d3192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 05:04:46, skipping insertion in model container [2021-07-09 17:04:46,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 05:04:46" (3/3) ... [2021-07-09 17:04:46,169 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_07-cond_racing2.i [2021-07-09 17:04:46,174 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 17:04:46,174 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 17:04:46,175 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 17:04:46,175 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 17:04:46,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,200 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,200 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,201 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,202 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,203 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,204 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,205 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,207 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,208 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,213 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-09 17:04:46,231 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-09 17:04:46,245 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 17:04:46,246 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 17:04:46,246 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 17:04:46,246 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 17:04:46,246 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 17:04:46,246 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 17:04:46,246 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 17:04:46,246 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 17:04:46,256 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 109 places, 121 transitions, 250 flow [2021-07-09 17:04:46,299 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 705 states, 702 states have (on average 2.225071225071225) internal successors, (1562), 704 states have internal predecessors, (1562), 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) [2021-07-09 17:04:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand has 705 states, 702 states have (on average 2.225071225071225) internal successors, (1562), 704 states have internal predecessors, (1562), 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) [2021-07-09 17:04:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-09 17:04:46,310 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:46,310 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:46,311 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:46,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:46,315 INFO L82 PathProgramCache]: Analyzing trace with hash -53598277, now seen corresponding path program 1 times [2021-07-09 17:04:46,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:46,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330997459] [2021-07-09 17:04:46,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:46,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:46,508 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:46,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330997459] [2021-07-09 17:04:46,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330997459] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:46,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:46,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-09 17:04:46,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405943426] [2021-07-09 17:04:46,513 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-09 17:04:46,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:46,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-09 17:04:46,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 17:04:46,529 INFO L87 Difference]: Start difference. First operand has 705 states, 702 states have (on average 2.225071225071225) internal successors, (1562), 704 states have internal predecessors, (1562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-09 17:04:46,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:46,566 INFO L93 Difference]: Finished difference Result 681 states and 1276 transitions. [2021-07-09 17:04:46,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 17:04:46,567 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-07-09 17:04:46,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:46,586 INFO L225 Difference]: With dead ends: 681 [2021-07-09 17:04:46,586 INFO L226 Difference]: Without dead ends: 633 [2021-07-09 17:04:46,587 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 17:04:46,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-07-09 17:04:46,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 633. [2021-07-09 17:04:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 633 states, 630 states have (on average 1.8793650793650793) internal successors, (1184), 632 states have internal predecessors, (1184), 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) [2021-07-09 17:04:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 1184 transitions. [2021-07-09 17:04:46,682 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 1184 transitions. Word has length 51 [2021-07-09 17:04:46,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:46,682 INFO L482 AbstractCegarLoop]: Abstraction has 633 states and 1184 transitions. [2021-07-09 17:04:46,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-09 17:04:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1184 transitions. [2021-07-09 17:04:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-09 17:04:46,684 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:46,684 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:46,684 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 17:04:46,684 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:46,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:46,685 INFO L82 PathProgramCache]: Analyzing trace with hash 75484442, now seen corresponding path program 1 times [2021-07-09 17:04:46,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:46,686 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792767219] [2021-07-09 17:04:46,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:46,763 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:46,763 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792767219] [2021-07-09 17:04:46,763 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792767219] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:46,763 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:46,763 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 17:04:46,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933539559] [2021-07-09 17:04:46,765 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 17:04:46,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:46,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 17:04:46,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:04:46,766 INFO L87 Difference]: Start difference. First operand 633 states and 1184 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:04:46,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:46,788 INFO L93 Difference]: Finished difference Result 619 states and 1169 transitions. [2021-07-09 17:04:46,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 17:04:46,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-07-09 17:04:46,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:46,792 INFO L225 Difference]: With dead ends: 619 [2021-07-09 17:04:46,792 INFO L226 Difference]: Without dead ends: 619 [2021-07-09 17:04:46,792 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:04:46,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-07-09 17:04:46,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2021-07-09 17:04:46,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 617 states have (on average 1.8946515397082657) internal successors, (1169), 618 states have internal predecessors, (1169), 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) [2021-07-09 17:04:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 1169 transitions. [2021-07-09 17:04:46,813 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 1169 transitions. Word has length 51 [2021-07-09 17:04:46,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:46,813 INFO L482 AbstractCegarLoop]: Abstraction has 619 states and 1169 transitions. [2021-07-09 17:04:46,814 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:04:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1169 transitions. [2021-07-09 17:04:46,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-07-09 17:04:46,815 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:46,815 INFO L508 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:46,816 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 17:04:46,816 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:46,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:46,816 INFO L82 PathProgramCache]: Analyzing trace with hash 742151311, now seen corresponding path program 1 times [2021-07-09 17:04:46,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:46,817 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026792290] [2021-07-09 17:04:46,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 17:04:46,851 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 17:04:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 17:04:46,881 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 17:04:46,920 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-09 17:04:46,920 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-09 17:04:46,920 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 17:04:46,921 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-09 17:04:46,921 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,936 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,937 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,938 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,939 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,940 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,941 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,942 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,943 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,944 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,945 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,946 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,946 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,946 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,946 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,947 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,948 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,949 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,950 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:46,954 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-09 17:04:46,954 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-09 17:04:46,956 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 17:04:46,956 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 17:04:46,956 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 17:04:46,956 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 17:04:46,956 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 17:04:46,956 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 17:04:46,956 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 17:04:46,956 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 17:04:46,959 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134 places, 151 transitions, 320 flow [2021-07-09 17:04:47,363 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 15494 states, 15490 states have (on average 3.485926404131698) internal successors, (53997), 15493 states have internal predecessors, (53997), 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) [2021-07-09 17:04:47,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 15494 states, 15490 states have (on average 3.485926404131698) internal successors, (53997), 15493 states have internal predecessors, (53997), 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) [2021-07-09 17:04:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-09 17:04:47,466 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:47,467 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:47,467 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:47,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:47,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1813572722, now seen corresponding path program 1 times [2021-07-09 17:04:47,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:47,471 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927687136] [2021-07-09 17:04:47,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:47,549 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:47,550 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927687136] [2021-07-09 17:04:47,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927687136] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:47,550 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:47,550 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-09 17:04:47,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008115331] [2021-07-09 17:04:47,550 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-09 17:04:47,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:47,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-09 17:04:47,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 17:04:47,595 INFO L87 Difference]: Start difference. First operand has 15494 states, 15490 states have (on average 3.485926404131698) internal successors, (53997), 15493 states have internal predecessors, (53997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-09 17:04:47,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:47,786 INFO L93 Difference]: Finished difference Result 14941 states and 42861 transitions. [2021-07-09 17:04:47,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 17:04:47,786 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-07-09 17:04:47,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:47,869 INFO L225 Difference]: With dead ends: 14941 [2021-07-09 17:04:47,869 INFO L226 Difference]: Without dead ends: 13835 [2021-07-09 17:04:47,870 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-09 17:04:48,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13835 states. [2021-07-09 17:04:48,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13835 to 13835. [2021-07-09 17:04:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13835 states, 13831 states have (on average 2.8694237582242788) internal successors, (39687), 13834 states have internal predecessors, (39687), 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) [2021-07-09 17:04:48,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13835 states to 13835 states and 39687 transitions. [2021-07-09 17:04:48,576 INFO L78 Accepts]: Start accepts. Automaton has 13835 states and 39687 transitions. Word has length 51 [2021-07-09 17:04:48,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:48,577 INFO L482 AbstractCegarLoop]: Abstraction has 13835 states and 39687 transitions. [2021-07-09 17:04:48,578 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-09 17:04:48,578 INFO L276 IsEmpty]: Start isEmpty. Operand 13835 states and 39687 transitions. [2021-07-09 17:04:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-09 17:04:48,580 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:48,580 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:48,581 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 17:04:48,581 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:48,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:48,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1942655441, now seen corresponding path program 1 times [2021-07-09 17:04:48,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:48,582 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492010346] [2021-07-09 17:04:48,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:48,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:48,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:48,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492010346] [2021-07-09 17:04:48,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492010346] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:48,679 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:48,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 17:04:48,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798999081] [2021-07-09 17:04:48,679 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 17:04:48,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:48,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 17:04:48,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:04:48,680 INFO L87 Difference]: Start difference. First operand 13835 states and 39687 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:04:48,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:48,793 INFO L93 Difference]: Finished difference Result 13821 states and 39672 transitions. [2021-07-09 17:04:48,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 17:04:48,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-07-09 17:04:48,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:48,845 INFO L225 Difference]: With dead ends: 13821 [2021-07-09 17:04:48,845 INFO L226 Difference]: Without dead ends: 13821 [2021-07-09 17:04:48,845 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:04:49,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13821 states. [2021-07-09 17:04:49,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13821 to 13821. [2021-07-09 17:04:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13821 states, 13818 states have (on average 2.871037776812853) internal successors, (39672), 13820 states have internal predecessors, (39672), 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) [2021-07-09 17:04:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13821 states to 13821 states and 39672 transitions. [2021-07-09 17:04:49,452 INFO L78 Accepts]: Start accepts. Automaton has 13821 states and 39672 transitions. Word has length 51 [2021-07-09 17:04:49,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:49,453 INFO L482 AbstractCegarLoop]: Abstraction has 13821 states and 39672 transitions. [2021-07-09 17:04:49,453 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:04:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 13821 states and 39672 transitions. [2021-07-09 17:04:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-07-09 17:04:49,455 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:49,455 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:49,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 17:04:49,456 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:49,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:49,456 INFO L82 PathProgramCache]: Analyzing trace with hash -1169624843, now seen corresponding path program 1 times [2021-07-09 17:04:49,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:49,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65512660] [2021-07-09 17:04:49,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:49,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:49,561 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:49,561 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65512660] [2021-07-09 17:04:49,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65512660] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 17:04:49,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173551259] [2021-07-09 17:04:49,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 17:04:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:49,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-09 17:04:49,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 17:04:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:49,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173551259] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 17:04:49,906 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 17:04:49,912 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-09 17:04:49,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018220231] [2021-07-09 17:04:49,914 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 17:04:49,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:49,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 17:04:49,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-09 17:04:49,915 INFO L87 Difference]: Start difference. First operand 13821 states and 39672 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2021-07-09 17:04:50,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:50,110 INFO L93 Difference]: Finished difference Result 13499 states and 39019 transitions. [2021-07-09 17:04:50,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 17:04:50,111 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-07-09 17:04:50,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:50,157 INFO L225 Difference]: With dead ends: 13499 [2021-07-09 17:04:50,157 INFO L226 Difference]: Without dead ends: 13499 [2021-07-09 17:04:50,157 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 39.6ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-07-09 17:04:50,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13499 states. [2021-07-09 17:04:50,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13499 to 13499. [2021-07-09 17:04:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13499 states, 13497 states have (on average 2.890938727124546) internal successors, (39019), 13498 states have internal predecessors, (39019), 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) [2021-07-09 17:04:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13499 states to 13499 states and 39019 transitions. [2021-07-09 17:04:50,788 INFO L78 Accepts]: Start accepts. Automaton has 13499 states and 39019 transitions. Word has length 61 [2021-07-09 17:04:50,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:50,789 INFO L482 AbstractCegarLoop]: Abstraction has 13499 states and 39019 transitions. [2021-07-09 17:04:50,789 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2021-07-09 17:04:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand 13499 states and 39019 transitions. [2021-07-09 17:04:50,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-07-09 17:04:50,790 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:50,791 INFO L508 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:51,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-07-09 17:04:51,005 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:51,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:51,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1542821756, now seen corresponding path program 1 times [2021-07-09 17:04:51,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:51,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390137167] [2021-07-09 17:04:51,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 17:04:51,027 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 17:04:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 17:04:51,048 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 17:04:51,060 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-09 17:04:51,065 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-09 17:04:51,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 17:04:51,065 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-09 17:04:51,065 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-07-09 17:04:51,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,190 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,190 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 17:04:51,198 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-09 17:04:51,199 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-09 17:04:51,200 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 17:04:51,200 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 17:04:51,200 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 17:04:51,200 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 17:04:51,200 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 17:04:51,200 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 17:04:51,200 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 17:04:51,200 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 17:04:51,202 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 159 places, 181 transitions, 392 flow [2021-07-09 17:05:01,248 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 355641 states, 355636 states have (on average 4.707324342867426) internal successors, (1674094), 355640 states have internal predecessors, (1674094), 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) [2021-07-09 17:05:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 355641 states, 355636 states have (on average 4.707324342867426) internal successors, (1674094), 355640 states have internal predecessors, (1674094), 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) [2021-07-09 17:05:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-07-09 17:05:01,847 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:05:01,847 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:05:01,848 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:05:01,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:05:01,848 INFO L82 PathProgramCache]: Analyzing trace with hash 284029158, now seen corresponding path program 1 times [2021-07-09 17:05:01,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:05:01,848 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31106599] [2021-07-09 17:05:01,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:05:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:05:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:05:01,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:05:01,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31106599] [2021-07-09 17:05:01,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31106599] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:05:01,884 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:05:01,884 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 17:05:01,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875078826] [2021-07-09 17:05:01,884 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 17:05:01,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:05:01,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 17:05:01,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:05:02,515 INFO L87 Difference]: Start difference. First operand has 355641 states, 355636 states have (on average 4.707324342867426) internal successors, (1674094), 355640 states have internal predecessors, (1674094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:05:09,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:05:09,265 INFO L93 Difference]: Finished difference Result 342905 states and 1313019 transitions. [2021-07-09 17:05:09,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 17:05:09,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-07-09 17:05:09,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:05:13,314 INFO L225 Difference]: With dead ends: 342905 [2021-07-09 17:05:13,315 INFO L226 Difference]: Without dead ends: 317467 [2021-07-09 17:05:13,315 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 17:05:57,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317467 states. [2021-07-09 17:06:08,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317467 to 317467. [2021-07-09 17:06:09,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317467 states, 317463 states have (on average 3.8293753917779396) internal successors, (1215685), 317466 states have internal predecessors, (1215685), 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) [2021-07-09 17:06:12,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317467 states to 317467 states and 1215685 transitions. [2021-07-09 17:06:12,495 INFO L78 Accepts]: Start accepts. Automaton has 317467 states and 1215685 transitions. Word has length 51 [2021-07-09 17:06:12,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:06:12,496 INFO L482 AbstractCegarLoop]: Abstraction has 317467 states and 1215685 transitions. [2021-07-09 17:06:12,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-07-09 17:06:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 317467 states and 1215685 transitions. [2021-07-09 17:06:12,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-07-09 17:06:12,499 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:06:12,509 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:06:12,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 17:06:12,509 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:06:12,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:06:12,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1053960626, now seen corresponding path program 1 times [2021-07-09 17:06:12,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:06:12,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263438116] [2021-07-09 17:06:12,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:06:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:06:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:06:12,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:06:12,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263438116] [2021-07-09 17:06:12,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263438116] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 17:06:12,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1679322384] [2021-07-09 17:06:12,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 17:06:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:06:12,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-09 17:06:12,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 17:06:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:06:12,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1679322384] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 17:06:12,831 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 17:06:12,831 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-09 17:06:12,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137824368] [2021-07-09 17:06:12,832 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 17:06:12,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:06:12,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 17:06:12,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-09 17:06:12,833 INFO L87 Difference]: Start difference. First operand 317467 states and 1215685 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2021-07-09 17:06:18,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:06:18,571 INFO L93 Difference]: Finished difference Result 317145 states and 1215032 transitions. [2021-07-09 17:06:18,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-09 17:06:18,571 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-07-09 17:06:18,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:06:24,548 INFO L225 Difference]: With dead ends: 317145 [2021-07-09 17:06:24,549 INFO L226 Difference]: Without dead ends: 317145 [2021-07-09 17:06:24,549 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 34.3ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-07-09 17:07:15,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317145 states. [2021-07-09 17:07:30,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317145 to 317145. [2021-07-09 17:07:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317145 states, 317142 states have (on average 3.8311923365558647) internal successors, (1215032), 317144 states have internal predecessors, (1215032), 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)