/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-17 23:53:26,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-17 23:53:27,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-17 23:53:27,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-17 23:53:27,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-17 23:53:27,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-17 23:53:27,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-17 23:53:27,092 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 [2022-01-17 23:53:27,118 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-17 23:53:27,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-17 23:53:27,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-17 23:53:27,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-17 23:53:27,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-17 23:53:27,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-17 23:53:27,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-17 23:53:27,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-17 23:53:27,120 INFO L138 SettingsManager]: * Use SBE=true [2022-01-17 23:53:27,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-17 23:53:27,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-17 23:53:27,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-17 23:53:27,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-17 23:53:27,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-17 23:53:27,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-17 23:53:27,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-17 23:53:27,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-17 23:53:27,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-17 23:53:27,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-17 23:53:27,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-17 23:53:27,124 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-17 23:53:27,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-17 23:53:27,124 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-17 23:53:27,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-17 23:53:27,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-17 23:53:27,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-17 23:53:27,295 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-17 23:53:27,295 INFO L275 PluginConnector]: CDTParser initialized [2022-01-17 23:53:27,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2022-01-17 23:53:27,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2cd8934/ba32860e9cb0476cb89ee92ddb6c97b8/FLAG365223385 [2022-01-17 23:53:27,736 INFO L306 CDTParser]: Found 1 translation units. [2022-01-17 23:53:27,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2022-01-17 23:53:27,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2cd8934/ba32860e9cb0476cb89ee92ddb6c97b8/FLAG365223385 [2022-01-17 23:53:28,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2cd8934/ba32860e9cb0476cb89ee92ddb6c97b8 [2022-01-17 23:53:28,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-17 23:53:28,107 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-17 23:53:28,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-17 23:53:28,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-17 23:53:28,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-17 23:53:28,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c8cdb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28, skipping insertion in model container [2022-01-17 23:53:28,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-17 23:53:28,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-17 23:53:28,343 WARN L230 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_02-simple_racefree.i[30176,30189] [2022-01-17 23:53:28,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-17 23:53:28,369 INFO L203 MainTranslator]: Completed pre-run [2022-01-17 23:53:28,397 WARN L230 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_02-simple_racefree.i[30176,30189] [2022-01-17 23:53:28,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-17 23:53:28,424 INFO L208 MainTranslator]: Completed translation [2022-01-17 23:53:28,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28 WrapperNode [2022-01-17 23:53:28,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-17 23:53:28,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-17 23:53:28,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-17 23:53:28,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-17 23:53:28,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,472 INFO L137 Inliner]: procedures = 170, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-01-17 23:53:28,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-17 23:53:28,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-17 23:53:28,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-17 23:53:28,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-17 23:53:28,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-17 23:53:28,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-17 23:53:28,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-17 23:53:28,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-17 23:53:28,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (1/1) ... [2022-01-17 23:53:28,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-17 23:53:28,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 23:53:28,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-17 23:53:28,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-17 23:53:28,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-17 23:53:28,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-17 23:53:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-17 23:53:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-17 23:53:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-17 23:53:28,570 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-17 23:53:28,654 INFO L234 CfgBuilder]: Building ICFG [2022-01-17 23:53:28,655 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-17 23:53:28,771 INFO L275 CfgBuilder]: Performing block encoding [2022-01-17 23:53:28,776 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-17 23:53:28,776 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-01-17 23:53:28,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.01 11:53:28 BoogieIcfgContainer [2022-01-17 23:53:28,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-17 23:53:28,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-17 23:53:28,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-17 23:53:28,781 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-17 23:53:28,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.01 11:53:28" (1/3) ... [2022-01-17 23:53:28,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf42c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.01 11:53:28, skipping insertion in model container [2022-01-17 23:53:28,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.01 11:53:28" (2/3) ... [2022-01-17 23:53:28,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf42c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.01 11:53:28, skipping insertion in model container [2022-01-17 23:53:28,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.01 11:53:28" (3/3) ... [2022-01-17 23:53:28,783 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2022-01-17 23:53:28,786 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-17 23:53:28,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-17 23:53:28,786 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-17 23:53:28,786 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-17 23:53:28,809 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,809 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,810 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,818 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,819 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:28,822 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-17 23:53:28,869 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-17 23:53:28,876 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-17 23:53:28,876 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-17 23:53:28,897 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 105 places, 114 transitions, 236 flow [2022-01-17 23:53:28,944 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 656 states, 653 states have (on average 2.194486983154671) internal successors, (1433), 655 states have internal predecessors, (1433), 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) [2022-01-17 23:53:28,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 656 states, 653 states have (on average 2.194486983154671) internal successors, (1433), 655 states have internal predecessors, (1433), 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) [2022-01-17 23:53:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:28,952 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:28,952 INFO L514 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] [2022-01-17 23:53:28,953 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:28,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:28,957 INFO L85 PathProgramCache]: Analyzing trace with hash 350141975, now seen corresponding path program 1 times [2022-01-17 23:53:28,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:28,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163049002] [2022-01-17 23:53:28,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:28,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:29,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:29,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163049002] [2022-01-17 23:53:29,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163049002] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:29,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:29,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-17 23:53:29,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534029877] [2022-01-17 23:53:29,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:29,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-17 23:53:29,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:29,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-17 23:53:29,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:29,110 INFO L87 Difference]: Start difference. First operand has 656 states, 653 states have (on average 2.194486983154671) internal successors, (1433), 655 states have internal predecessors, (1433), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:29,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:29,137 INFO L93 Difference]: Finished difference Result 632 states and 1159 transitions. [2022-01-17 23:53:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-17 23:53:29,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 49 [2022-01-17 23:53:29,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:29,156 INFO L225 Difference]: With dead ends: 632 [2022-01-17 23:53:29,156 INFO L226 Difference]: Without dead ends: 560 [2022-01-17 23:53:29,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:29,159 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:29,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:29,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2022-01-17 23:53:29,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2022-01-17 23:53:29,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 557 states have (on average 1.8330341113105924) internal successors, (1021), 559 states have internal predecessors, (1021), 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) [2022-01-17 23:53:29,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 1021 transitions. [2022-01-17 23:53:29,223 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 1021 transitions. Word has length 49 [2022-01-17 23:53:29,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:29,223 INFO L470 AbstractCegarLoop]: Abstraction has 560 states and 1021 transitions. [2022-01-17 23:53:29,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1021 transitions. [2022-01-17 23:53:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:29,224 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:29,225 INFO L514 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] [2022-01-17 23:53:29,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-17 23:53:29,225 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:29,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:29,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1446809384, now seen corresponding path program 1 times [2022-01-17 23:53:29,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:29,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061336309] [2022-01-17 23:53:29,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:29,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:29,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:29,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061336309] [2022-01-17 23:53:29,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061336309] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:29,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:29,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 23:53:29,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80127467] [2022-01-17 23:53:29,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:29,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 23:53:29,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:29,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 23:53:29,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:53:29,300 INFO L87 Difference]: Start difference. First operand 560 states and 1021 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:53:29,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:29,316 INFO L93 Difference]: Finished difference Result 549 states and 1010 transitions. [2022-01-17 23:53:29,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 23:53:29,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2022-01-17 23:53:29,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:29,318 INFO L225 Difference]: With dead ends: 549 [2022-01-17 23:53:29,318 INFO L226 Difference]: Without dead ends: 549 [2022-01-17 23:53:29,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:53:29,319 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 30 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:29,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 150 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:29,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2022-01-17 23:53:29,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2022-01-17 23:53:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 547 states have (on average 1.846435100548446) internal successors, (1010), 548 states have internal predecessors, (1010), 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) [2022-01-17 23:53:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 1010 transitions. [2022-01-17 23:53:29,334 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 1010 transitions. Word has length 49 [2022-01-17 23:53:29,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:29,334 INFO L470 AbstractCegarLoop]: Abstraction has 549 states and 1010 transitions. [2022-01-17 23:53:29,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:53:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1010 transitions. [2022-01-17 23:53:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-01-17 23:53:29,336 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:29,336 INFO L514 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] [2022-01-17 23:53:29,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-17 23:53:29,336 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:29,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:29,337 INFO L85 PathProgramCache]: Analyzing trace with hash 515695535, now seen corresponding path program 1 times [2022-01-17 23:53:29,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:29,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525708085] [2022-01-17 23:53:29,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:29,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:53:29,362 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-17 23:53:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:53:29,393 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-17 23:53:29,393 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-17 23:53:29,394 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-17 23:53:29,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-17 23:53:29,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-17 23:53:29,397 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-01-17 23:53:29,398 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-17 23:53:29,398 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,413 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,418 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:29,421 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-17 23:53:29,423 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-17 23:53:29,424 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-17 23:53:29,424 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-17 23:53:29,426 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 130 places, 144 transitions, 306 flow [2022-01-17 23:53:29,757 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14387 states, 14383 states have (on average 3.4558158937634706) internal successors, (49705), 14386 states have internal predecessors, (49705), 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) [2022-01-17 23:53:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand has 14387 states, 14383 states have (on average 3.4558158937634706) internal successors, (49705), 14386 states have internal predecessors, (49705), 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) [2022-01-17 23:53:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:29,837 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:29,837 INFO L514 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] [2022-01-17 23:53:29,837 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:29,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:29,839 INFO L85 PathProgramCache]: Analyzing trace with hash -804450649, now seen corresponding path program 1 times [2022-01-17 23:53:29,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:29,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295119015] [2022-01-17 23:53:29,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:29,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:29,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:29,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:29,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295119015] [2022-01-17 23:53:29,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295119015] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:29,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:29,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-17 23:53:29,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255084449] [2022-01-17 23:53:29,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:29,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-17 23:53:29,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:29,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-17 23:53:29,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:29,918 INFO L87 Difference]: Start difference. First operand has 14387 states, 14383 states have (on average 3.4558158937634706) internal successors, (49705), 14386 states have internal predecessors, (49705), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:30,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:30,112 INFO L93 Difference]: Finished difference Result 13834 states and 39133 transitions. [2022-01-17 23:53:30,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-17 23:53:30,113 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 49 [2022-01-17 23:53:30,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:30,166 INFO L225 Difference]: With dead ends: 13834 [2022-01-17 23:53:30,166 INFO L226 Difference]: Without dead ends: 12175 [2022-01-17 23:53:30,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:30,172 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:30,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:30,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12175 states. [2022-01-17 23:53:30,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12175 to 12175. [2022-01-17 23:53:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12175 states, 12171 states have (on average 2.8240900501191355) internal successors, (34372), 12174 states have internal predecessors, (34372), 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) [2022-01-17 23:53:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12175 states to 12175 states and 34372 transitions. [2022-01-17 23:53:30,564 INFO L78 Accepts]: Start accepts. Automaton has 12175 states and 34372 transitions. Word has length 49 [2022-01-17 23:53:30,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:30,566 INFO L470 AbstractCegarLoop]: Abstraction has 12175 states and 34372 transitions. [2022-01-17 23:53:30,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 12175 states and 34372 transitions. [2022-01-17 23:53:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:30,569 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:30,569 INFO L514 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] [2022-01-17 23:53:30,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-17 23:53:30,570 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:30,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:30,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1693565288, now seen corresponding path program 1 times [2022-01-17 23:53:30,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:30,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262606200] [2022-01-17 23:53:30,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:30,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:30,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:30,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262606200] [2022-01-17 23:53:30,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262606200] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:30,639 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:30,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 23:53:30,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507868501] [2022-01-17 23:53:30,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:30,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 23:53:30,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:30,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 23:53:30,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:53:30,641 INFO L87 Difference]: Start difference. First operand 12175 states and 34372 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:53:30,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:30,782 INFO L93 Difference]: Finished difference Result 12164 states and 34361 transitions. [2022-01-17 23:53:30,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 23:53:30,783 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2022-01-17 23:53:30,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:30,824 INFO L225 Difference]: With dead ends: 12164 [2022-01-17 23:53:30,825 INFO L226 Difference]: Without dead ends: 12164 [2022-01-17 23:53:30,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:53:30,829 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 30 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:30,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 196 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:30,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12164 states. [2022-01-17 23:53:31,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12164 to 12164. [2022-01-17 23:53:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12164 states, 12161 states have (on average 2.825507770742538) internal successors, (34361), 12163 states have internal predecessors, (34361), 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) [2022-01-17 23:53:31,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12164 states to 12164 states and 34361 transitions. [2022-01-17 23:53:31,079 INFO L78 Accepts]: Start accepts. Automaton has 12164 states and 34361 transitions. Word has length 49 [2022-01-17 23:53:31,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:31,079 INFO L470 AbstractCegarLoop]: Abstraction has 12164 states and 34361 transitions. [2022-01-17 23:53:31,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:53:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 12164 states and 34361 transitions. [2022-01-17 23:53:31,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-01-17 23:53:31,083 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:31,083 INFO L514 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] [2022-01-17 23:53:31,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-17 23:53:31,085 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:31,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:31,089 INFO L85 PathProgramCache]: Analyzing trace with hash 729405808, now seen corresponding path program 1 times [2022-01-17 23:53:31,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:31,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089521865] [2022-01-17 23:53:31,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:31,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:31,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:31,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089521865] [2022-01-17 23:53:31,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089521865] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 23:53:31,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066060501] [2022-01-17 23:53:31,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:31,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 23:53:31,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 23:53:31,176 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-17 23:53:31,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-17 23:53:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:31,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-17 23:53:31,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 23:53:31,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:31,363 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 23:53:31,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:31,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066060501] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 23:53:31,445 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 23:53:31,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-17 23:53:31,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867364439] [2022-01-17 23:53:31,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 23:53:31,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-17 23:53:31,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:31,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-17 23:53:31,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-17 23:53:31,446 INFO L87 Difference]: Start difference. First operand 12164 states and 34361 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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) [2022-01-17 23:53:31,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:31,574 INFO L93 Difference]: Finished difference Result 6092 states and 16915 transitions. [2022-01-17 23:53:31,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-17 23:53:31,582 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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 59 [2022-01-17 23:53:31,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:31,592 INFO L225 Difference]: With dead ends: 6092 [2022-01-17 23:53:31,592 INFO L226 Difference]: Without dead ends: 6092 [2022-01-17 23:53:31,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-01-17 23:53:31,593 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 465 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:31,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 568 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:31,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6092 states. [2022-01-17 23:53:31,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6092 to 6092. [2022-01-17 23:53:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6092 states, 6091 states have (on average 2.7770481037596455) internal successors, (16915), 6091 states have internal predecessors, (16915), 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) [2022-01-17 23:53:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6092 states to 6092 states and 16915 transitions. [2022-01-17 23:53:31,720 INFO L78 Accepts]: Start accepts. Automaton has 6092 states and 16915 transitions. Word has length 59 [2022-01-17 23:53:31,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:31,721 INFO L470 AbstractCegarLoop]: Abstraction has 6092 states and 16915 transitions. [2022-01-17 23:53:31,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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) [2022-01-17 23:53:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 6092 states and 16915 transitions. [2022-01-17 23:53:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-01-17 23:53:31,722 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:31,722 INFO L514 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] [2022-01-17 23:53:31,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-17 23:53:31,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-01-17 23:53:31,957 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:31,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:31,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1971921984, now seen corresponding path program 1 times [2022-01-17 23:53:31,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:31,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962794513] [2022-01-17 23:53:31,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:31,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:53:31,970 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-17 23:53:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:53:31,984 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-17 23:53:31,985 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-17 23:53:31,985 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-17 23:53:31,985 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-17 23:53:31,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-17 23:53:31,985 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-01-17 23:53:31,985 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-17 23:53:31,986 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-01-17 23:53:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,994 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,994 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:31,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:53:32,008 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-01-17 23:53:32,008 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-17 23:53:32,009 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-17 23:53:32,009 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-17 23:53:32,011 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 155 places, 174 transitions, 378 flow [2022-01-17 23:53:39,517 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 330200 states, 330195 states have (on average 4.6773240055118945) internal successors, (1544429), 330199 states have internal predecessors, (1544429), 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) [2022-01-17 23:53:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 330200 states, 330195 states have (on average 4.6773240055118945) internal successors, (1544429), 330199 states have internal predecessors, (1544429), 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) [2022-01-17 23:53:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:40,555 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:40,555 INFO L514 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] [2022-01-17 23:53:40,555 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:40,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:40,555 INFO L85 PathProgramCache]: Analyzing trace with hash 2095383893, now seen corresponding path program 1 times [2022-01-17 23:53:40,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:40,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844018037] [2022-01-17 23:53:40,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:40,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:40,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:40,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844018037] [2022-01-17 23:53:40,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844018037] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:40,569 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:40,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-17 23:53:40,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433347363] [2022-01-17 23:53:40,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:40,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-17 23:53:40,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:40,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-17 23:53:40,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:41,129 INFO L87 Difference]: Start difference. First operand has 330200 states, 330195 states have (on average 4.6773240055118945) internal successors, (1544429), 330199 states have internal predecessors, (1544429), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:45,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:53:45,038 INFO L93 Difference]: Finished difference Result 317480 states and 1202979 transitions. [2022-01-17 23:53:45,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-17 23:53:45,038 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 49 [2022-01-17 23:53:45,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:53:47,045 INFO L225 Difference]: With dead ends: 317480 [2022-01-17 23:53:47,045 INFO L226 Difference]: Without dead ends: 279320 [2022-01-17 23:53:47,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-17 23:53:47,046 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:53:47,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:53:48,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279320 states. [2022-01-17 23:53:55,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279320 to 279320. [2022-01-17 23:53:55,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279320 states, 279315 states have (on average 3.784168412007948) internal successors, (1056975), 279319 states have internal predecessors, (1056975), 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) [2022-01-17 23:53:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279320 states to 279320 states and 1056975 transitions. [2022-01-17 23:53:57,970 INFO L78 Accepts]: Start accepts. Automaton has 279320 states and 1056975 transitions. Word has length 49 [2022-01-17 23:53:57,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:53:57,971 INFO L470 AbstractCegarLoop]: Abstraction has 279320 states and 1056975 transitions. [2022-01-17 23:53:57,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2022-01-17 23:53:57,971 INFO L276 IsEmpty]: Start isEmpty. Operand 279320 states and 1056975 transitions. [2022-01-17 23:53:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-01-17 23:53:57,971 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:53:57,971 INFO L514 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] [2022-01-17 23:53:57,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-17 23:53:57,972 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:53:57,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:53:57,973 INFO L85 PathProgramCache]: Analyzing trace with hash 298432534, now seen corresponding path program 1 times [2022-01-17 23:53:57,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:53:57,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976126836] [2022-01-17 23:53:57,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:53:57,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:53:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:53:58,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:53:58,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:53:58,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976126836] [2022-01-17 23:53:58,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976126836] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-17 23:53:58,020 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-17 23:53:58,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-17 23:53:58,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221213650] [2022-01-17 23:53:58,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-17 23:53:58,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-17 23:53:58,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:53:58,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-17 23:53:58,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:53:58,021 INFO L87 Difference]: Start difference. First operand 279320 states and 1056975 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:54:00,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:54:00,314 INFO L93 Difference]: Finished difference Result 279309 states and 1056964 transitions. [2022-01-17 23:54:00,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-17 23:54:00,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2022-01-17 23:54:00,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:54:02,774 INFO L225 Difference]: With dead ends: 279309 [2022-01-17 23:54:02,774 INFO L226 Difference]: Without dead ends: 279309 [2022-01-17 23:54:02,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-17 23:54:02,775 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 30 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:54:02,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 240 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:54:03,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279309 states. [2022-01-17 23:54:10,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279309 to 279309. [2022-01-17 23:54:11,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279309 states, 279305 states have (on average 3.7842645137036572) internal successors, (1056964), 279308 states have internal predecessors, (1056964), 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) [2022-01-17 23:54:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279309 states to 279309 states and 1056964 transitions. [2022-01-17 23:54:13,143 INFO L78 Accepts]: Start accepts. Automaton has 279309 states and 1056964 transitions. Word has length 49 [2022-01-17 23:54:13,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:54:13,143 INFO L470 AbstractCegarLoop]: Abstraction has 279309 states and 1056964 transitions. [2022-01-17 23:54:13,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2022-01-17 23:54:13,144 INFO L276 IsEmpty]: Start isEmpty. Operand 279309 states and 1056964 transitions. [2022-01-17 23:54:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-01-17 23:54:13,144 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:54:13,144 INFO L514 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] [2022-01-17 23:54:13,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-17 23:54:13,145 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:54:13,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:54:13,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1411654522, now seen corresponding path program 1 times [2022-01-17 23:54:13,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:54:13,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400499930] [2022-01-17 23:54:13,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:54:13,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:54:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:54:13,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:54:13,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-17 23:54:13,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400499930] [2022-01-17 23:54:13,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400499930] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-17 23:54:13,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596198009] [2022-01-17 23:54:13,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:54:13,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-17 23:54:13,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-17 23:54:13,175 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-17 23:54:13,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-17 23:54:13,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-17 23:54:13,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-17 23:54:13,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-17 23:54:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:54:13,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-17 23:54:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-17 23:54:13,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596198009] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-17 23:54:13,441 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-17 23:54:13,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-17 23:54:13,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012186647] [2022-01-17 23:54:13,442 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-17 23:54:13,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-17 23:54:13,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-17 23:54:13,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-17 23:54:13,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-17 23:54:13,443 INFO L87 Difference]: Start difference. First operand 279309 states and 1056964 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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) [2022-01-17 23:54:16,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-17 23:54:16,250 INFO L93 Difference]: Finished difference Result 273237 states and 1039518 transitions. [2022-01-17 23:54:16,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-17 23:54:16,250 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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 59 [2022-01-17 23:54:16,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-17 23:54:17,766 INFO L225 Difference]: With dead ends: 273237 [2022-01-17 23:54:17,766 INFO L226 Difference]: Without dead ends: 273237 [2022-01-17 23:54:17,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-01-17 23:54:17,767 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 446 mSDsluCounter, 711 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-17 23:54:17,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [446 Valid, 867 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-17 23:54:19,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273237 states. [2022-01-17 23:54:25,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273237 to 273237. [2022-01-17 23:54:26,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273237 states, 273235 states have (on average 3.8044833202188593) internal successors, (1039518), 273236 states have internal predecessors, (1039518), 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) [2022-01-17 23:54:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273237 states to 273237 states and 1039518 transitions. [2022-01-17 23:54:28,430 INFO L78 Accepts]: Start accepts. Automaton has 273237 states and 1039518 transitions. Word has length 59 [2022-01-17 23:54:28,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-17 23:54:28,430 INFO L470 AbstractCegarLoop]: Abstraction has 273237 states and 1039518 transitions. [2022-01-17 23:54:28,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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) [2022-01-17 23:54:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 273237 states and 1039518 transitions. [2022-01-17 23:54:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-01-17 23:54:28,441 INFO L506 BasicCegarLoop]: Found error trace [2022-01-17 23:54:28,441 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-01-17 23:54:28,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-17 23:54:28,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-01-17 23:54:28,646 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-17 23:54:28,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-17 23:54:28,646 INFO L85 PathProgramCache]: Analyzing trace with hash 592901800, now seen corresponding path program 1 times [2022-01-17 23:54:28,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-17 23:54:28,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351341294] [2022-01-17 23:54:28,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-17 23:54:28,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-17 23:54:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:54:28,674 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-17 23:54:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-17 23:54:28,704 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-17 23:54:28,705 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-17 23:54:28,705 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-17 23:54:28,705 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-17 23:54:28,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-17 23:54:28,705 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-01-17 23:54:28,705 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-17 23:54:28,705 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,741 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-17 23:54:28,746 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-01-17 23:54:28,747 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-17 23:54:28,748 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-17 23:54:28,748 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-17 23:54:28,767 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 180 places, 204 transitions, 452 flow