/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-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-wip.dk.abstract-por-f0ea240 [2022-02-11 02:57:20,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 02:57:20,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 02:57:20,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-11 02:57:20,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 02:57:20,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 02:57:20,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 02:57:20,188 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-POR-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 02:57:20,210 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 02:57:20,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 02:57:20,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 02:57:20,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 02:57:20,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 02:57:20,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 02:57:20,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 02:57:20,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 02:57:20,220 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 02:57:20,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 02:57:20,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 02:57:20,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 02:57:20,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:57:20,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 02:57:20,223 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 02:57:20,224 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 02:57:20,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 02:57:20,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 02:57:20,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 02:57:20,445 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 02:57:20,446 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 02:57:20,447 INFO L432 ainManager$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 [2022-02-11 02:57:20,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a3ff64a/6a2b2c1604fa4062925263cc5e5f2652/FLAGc7d7a4b63 [2022-02-11 02:57:20,933 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 02:57:20,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2022-02-11 02:57:20,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a3ff64a/6a2b2c1604fa4062925263cc5e5f2652/FLAGc7d7a4b63 [2022-02-11 02:57:21,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a3ff64a/6a2b2c1604fa4062925263cc5e5f2652 [2022-02-11 02:57:21,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 02:57:21,475 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 02:57:21,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 02:57:21,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 02:57:21,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 02:57:21,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100ff717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21, skipping insertion in model container [2022-02-11 02:57:21,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 02:57:21,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 02:57:21,737 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] [2022-02-11 02:57:21,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:57:21,759 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 02:57:21,791 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] [2022-02-11 02:57:21,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 02:57:21,823 INFO L208 MainTranslator]: Completed translation [2022-02-11 02:57:21,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21 WrapperNode [2022-02-11 02:57:21,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 02:57:21,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 02:57:21,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 02:57:21,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 02:57:21,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,863 INFO L137 Inliner]: procedures = 170, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-02-11 02:57:21,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 02:57:21,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 02:57:21,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 02:57:21,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 02:57:21,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 02:57:21,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 02:57:21,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 02:57:21,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 02:57:21,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (1/1) ... [2022-02-11 02:57:21,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 02:57:21,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:21,915 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) [2022-02-11 02:57:21,917 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 [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-11 02:57:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 02:57:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 02:57:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 02:57:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 02:57:21,942 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 02:57:22,047 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 02:57:22,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 02:57:22,216 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 02:57:22,222 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 02:57:22,222 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-02-11 02:57:22,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:57:22 BoogieIcfgContainer [2022-02-11 02:57:22,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 02:57:22,225 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 02:57:22,225 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 02:57:22,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 02:57:22,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 02:57:21" (1/3) ... [2022-02-11 02:57:22,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e0d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:57:22, skipping insertion in model container [2022-02-11 02:57:22,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 02:57:21" (2/3) ... [2022-02-11 02:57:22,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e0d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 02:57:22, skipping insertion in model container [2022-02-11 02:57:22,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 02:57:22" (3/3) ... [2022-02-11 02:57:22,229 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2022-02-11 02:57:22,233 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 02:57:22,233 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 02:57:22,233 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-11 02:57:22,233 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 02:57:22,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,257 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,257 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,260 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,261 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,262 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,266 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,267 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:22,272 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-11 02:57:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:22,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:22,310 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:22,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-11 02:57:22,338 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:22,344 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:57:22,345 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:22,381 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:22,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:22,385 INFO L85 PathProgramCache]: Analyzing trace with hash 350141975, now seen corresponding path program 1 times [2022-02-11 02:57:22,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:22,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14245056] [2022-02-11 02:57:22,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:22,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:22,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:22,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14245056] [2022-02-11 02:57:22,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14245056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:22,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:22,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:22,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928908845] [2022-02-11 02:57:22,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:22,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:22,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:22,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:22,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,627 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:22,628 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) [2022-02-11 02:57:22,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 02:57:22,648 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:22,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:22,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1446809384, now seen corresponding path program 1 times [2022-02-11 02:57:22,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:22,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712440928] [2022-02-11 02:57:22,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:22,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:22,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:22,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712440928] [2022-02-11 02:57:22,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712440928] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:22,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:22,741 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:57:22,741 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112816400] [2022-02-11 02:57:22,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:22,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:57:22,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:22,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:57:22,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:57:22,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,743 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:22,743 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) [2022-02-11 02:57:22,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:22,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:22,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 02:57:22,866 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:22,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:22,867 INFO L85 PathProgramCache]: Analyzing trace with hash 148069060, now seen corresponding path program 1 times [2022-02-11 02:57:22,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:22,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952666242] [2022-02-11 02:57:22,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:22,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:22,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:22,927 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:22,927 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952666242] [2022-02-11 02:57:22,927 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952666242] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:22,927 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039082156] [2022-02-11 02:57:22,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:22,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:22,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:22,929 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) [2022-02-11 02:57:22,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-11 02:57:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:57:23,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,231 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039082156] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:23,353 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:23,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:57:23,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111953035] [2022-02-11 02:57:23,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:23,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:57:23,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:23,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:57:23,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:57:23,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:23,355 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) [2022-02-11 02:57:23,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:23,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 02:57:23,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:23,611 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,SelfDestructingSolverStorable2 [2022-02-11 02:57:23,612 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:23,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,612 INFO L85 PathProgramCache]: Analyzing trace with hash 515695535, now seen corresponding path program 1 times [2022-02-11 02:57:23,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738412962] [2022-02-11 02:57:23,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:23,632 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:57:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:23,657 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:57:23,657 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:57:23,658 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:57:23,659 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:57:23,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 02:57:23,666 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-11 02:57:23,667 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:57:23,667 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-11 02:57:23,677 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,678 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,679 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,680 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,681 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,683 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,691 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,691 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,691 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,691 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,691 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,692 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,693 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,694 WARN L322 ript$VariableManager]: TermVariable t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,695 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,696 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,696 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:23,697 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-11 02:57:23,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:23,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:23,702 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:23,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-02-11 02:57:23,707 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:23,708 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:57:23,708 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:23,715 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:23,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,716 INFO L85 PathProgramCache]: Analyzing trace with hash -804450649, now seen corresponding path program 1 times [2022-02-11 02:57:23,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017507660] [2022-02-11 02:57:23,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:23,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017507660] [2022-02-11 02:57:23,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017507660] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:23,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:23,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:23,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985662255] [2022-02-11 02:57:23,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:23,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:23,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:23,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:23,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:23,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,744 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:23,744 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) [2022-02-11 02:57:23,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 02:57:23,748 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:23,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1693565288, now seen corresponding path program 1 times [2022-02-11 02:57:23,748 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,748 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377856077] [2022-02-11 02:57:23,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:23,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377856077] [2022-02-11 02:57:23,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377856077] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:23,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:23,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:57:23,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118614020] [2022-02-11 02:57:23,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:23,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:57:23,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:23,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:57:23,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:57:23,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,802 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:23,802 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) [2022-02-11 02:57:23,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:23,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:23,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-11 02:57:23,882 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:23,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:23,882 INFO L85 PathProgramCache]: Analyzing trace with hash 729405808, now seen corresponding path program 1 times [2022-02-11 02:57:23,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:23,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314941681] [2022-02-11 02:57:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:23,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:23,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314941681] [2022-02-11 02:57:23,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314941681] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:23,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460136560] [2022-02-11 02:57:23,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:23,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:23,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:23,937 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:23,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-11 02:57:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:24,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:57:24,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460136560] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:24,235 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:24,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:57:24,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600901723] [2022-02-11 02:57:24,236 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:24,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:57:24,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:24,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:57:24,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:57:24,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:24,237 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) [2022-02-11 02:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:24,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:24,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:24,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:24,524 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:24,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:24,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1971921984, now seen corresponding path program 1 times [2022-02-11 02:57:24,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:24,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356827952] [2022-02-11 02:57:24,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:24,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:24,546 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:57:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:24,565 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:57:24,566 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:57:24,566 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:57:24,566 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:57:24,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-11 02:57:24,570 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-11 02:57:24,570 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:57:24,570 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-02-11 02:57:24,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,585 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,586 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,587 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:24,592 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-11 02:57:24,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:24,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:24,594 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:24,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-02-11 02:57:24,597 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:24,597 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:57:24,597 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:24,602 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:24,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:24,603 INFO L85 PathProgramCache]: Analyzing trace with hash 2095383893, now seen corresponding path program 1 times [2022-02-11 02:57:24,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:24,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533981820] [2022-02-11 02:57:24,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:24,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:24,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533981820] [2022-02-11 02:57:24,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533981820] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:24,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:24,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:24,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414818483] [2022-02-11 02:57:24,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:24,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:24,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:24,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:24,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:24,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,619 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:24,619 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) [2022-02-11 02:57:24,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-11 02:57:24,622 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:24,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:24,622 INFO L85 PathProgramCache]: Analyzing trace with hash 298432534, now seen corresponding path program 1 times [2022-02-11 02:57:24,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:24,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887621501] [2022-02-11 02:57:24,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:24,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:24,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887621501] [2022-02-11 02:57:24,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887621501] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:24,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:24,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:57:24,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207204793] [2022-02-11 02:57:24,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:24,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:57:24,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:24,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:57:24,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:57:24,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,642 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:24,642 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) [2022-02-11 02:57:24,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:24,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-11 02:57:24,726 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:24,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:24,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1411654522, now seen corresponding path program 1 times [2022-02-11 02:57:24,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:24,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961625727] [2022-02-11 02:57:24,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:24,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:24,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961625727] [2022-02-11 02:57:24,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961625727] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:24,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273532043] [2022-02-11 02:57:24,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:24,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:24,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:24,758 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:24,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-11 02:57:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:24,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:57:24,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:24,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:24,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273532043] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:24,973 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:24,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:57:24,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523301964] [2022-02-11 02:57:24,974 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:24,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:57:24,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:24,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:57:24,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:57:24,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,976 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:24,977 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) [2022-02-11 02:57:24,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:24,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:24,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:25,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:25,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:25,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:25,292 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:25,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:25,292 INFO L85 PathProgramCache]: Analyzing trace with hash -194625531, now seen corresponding path program 1 times [2022-02-11 02:57:25,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:25,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189878503] [2022-02-11 02:57:25,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:25,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-11 02:57:25,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:25,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189878503] [2022-02-11 02:57:25,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189878503] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:25,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:25,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 02:57:25,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627190865] [2022-02-11 02:57:25,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:25,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 02:57:25,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:25,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 02:57:25,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 02:57:25,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,344 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:25,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2022-02-11 02:57:25,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:25,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:25,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:25,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:36,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-11 02:57:36,225 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:36,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:36,226 INFO L85 PathProgramCache]: Analyzing trace with hash 821085403, now seen corresponding path program 1 times [2022-02-11 02:57:36,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:36,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171976378] [2022-02-11 02:57:36,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:36,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:36,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:36,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171976378] [2022-02-11 02:57:36,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171976378] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:36,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93174176] [2022-02-11 02:57:36,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:36,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:36,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:36,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:36,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-11 02:57:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:36,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 02:57:36,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:36,517 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:36,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93174176] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:36,688 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:36,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-11 02:57:36,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179853707] [2022-02-11 02:57:36,691 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:36,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-11 02:57:36,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:36,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-11 02:57:36,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-11 02:57:36,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,692 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:36,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.166666666666667) internal successors, (129), 18 states have internal predecessors, (129), 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) [2022-02-11 02:57:36,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:36,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:36,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:36,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:36,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:36,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:36,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:36,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-11 02:57:36,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-02-11 02:57:36,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:36,968 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:36,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:36,971 INFO L85 PathProgramCache]: Analyzing trace with hash 592901800, now seen corresponding path program 1 times [2022-02-11 02:57:36,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:36,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481414275] [2022-02-11 02:57:36,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:36,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:36,982 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:57:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:36,998 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:57:36,999 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:57:36,999 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:57:36,999 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:57:36,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-11 02:57:37,000 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-11 02:57:37,001 WARN L239 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:57:37,001 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-02-11 02:57:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,016 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,020 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,021 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,022 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,023 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,031 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,032 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:37,036 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-02-11 02:57:37,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:37,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:37,038 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:37,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2022-02-11 02:57:37,042 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:37,042 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:57:37,042 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:37,046 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:37,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:37,046 INFO L85 PathProgramCache]: Analyzing trace with hash 459711009, now seen corresponding path program 1 times [2022-02-11 02:57:37,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:37,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691387837] [2022-02-11 02:57:37,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:37,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:37,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:37,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691387837] [2022-02-11 02:57:37,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691387837] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:37,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:37,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:37,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161175875] [2022-02-11 02:57:37,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:37,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:37,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:37,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:37,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:37,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,066 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:37,066 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) [2022-02-11 02:57:37,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-11 02:57:37,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:37,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:37,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1337240350, now seen corresponding path program 1 times [2022-02-11 02:57:37,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:37,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38447761] [2022-02-11 02:57:37,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:37,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:37,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:37,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38447761] [2022-02-11 02:57:37,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38447761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:37,087 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:37,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:57:37,088 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653432688] [2022-02-11 02:57:37,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:37,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:57:37,088 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:37,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:57:37,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:57:37,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,089 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:37,089 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) [2022-02-11 02:57:37,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:37,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-11 02:57:37,150 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:37,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:37,151 INFO L85 PathProgramCache]: Analyzing trace with hash -2100152094, now seen corresponding path program 1 times [2022-02-11 02:57:37,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:37,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400921221] [2022-02-11 02:57:37,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:37,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:37,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:37,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400921221] [2022-02-11 02:57:37,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400921221] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:37,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398438712] [2022-02-11 02:57:37,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:37,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:37,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:37,182 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:37,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-11 02:57:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:37,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:57:37,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:37,313 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:37,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398438712] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:37,382 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:37,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:57:37,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140458811] [2022-02-11 02:57:37,382 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:37,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:57:37,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:37,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:57:37,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:57:37,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,384 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:37,384 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) [2022-02-11 02:57:37,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:37,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:37,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:37,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-02-11 02:57:37,644 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:37,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:37,644 INFO L85 PathProgramCache]: Analyzing trace with hash 2111688101, now seen corresponding path program 1 times [2022-02-11 02:57:37,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:37,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222178800] [2022-02-11 02:57:37,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:37,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:37,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:37,719 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-11 02:57:37,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:37,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222178800] [2022-02-11 02:57:37,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222178800] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:37,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:37,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 02:57:37,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264646727] [2022-02-11 02:57:37,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:37,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 02:57:37,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:37,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 02:57:37,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 02:57:37,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,721 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:37,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2022-02-11 02:57:37,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:37,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:37,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:37,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:48,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-11 02:57:48,276 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:48,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:48,276 INFO L85 PathProgramCache]: Analyzing trace with hash -2117023109, now seen corresponding path program 1 times [2022-02-11 02:57:48,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:48,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47368248] [2022-02-11 02:57:48,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:48,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:48,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47368248] [2022-02-11 02:57:48,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47368248] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:48,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90940702] [2022-02-11 02:57:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:48,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:48,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:48,350 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:48,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-11 02:57:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:48,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 02:57:48,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:48,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:48,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90940702] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:48,717 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:48,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-11 02:57:48,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933071918] [2022-02-11 02:57:48,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:48,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-11 02:57:48,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:48,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-11 02:57:48,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-11 02:57:48,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,718 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:48,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.166666666666667) internal successors, (129), 18 states have internal predecessors, (129), 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) [2022-02-11 02:57:48,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:48,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:48,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:48,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:48,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:48,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:48,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:57:48,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-11 02:57:48,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:49,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:49,007 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:49,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:49,008 INFO L85 PathProgramCache]: Analyzing trace with hash 205522023, now seen corresponding path program 1 times [2022-02-11 02:57:49,008 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:49,008 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550396656] [2022-02-11 02:57:49,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:49,025 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:57:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:57:49,056 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:57:49,057 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:57:49,057 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:57:49,057 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:57:49,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-11 02:57:49,058 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-11 02:57:49,058 WARN L239 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:57:49,058 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2022-02-11 02:57:49,069 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,069 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,070 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,071 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,072 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,073 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,074 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,075 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,076 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,077 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,078 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,079 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable t_funThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable t_funThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,080 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,081 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,081 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,081 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,081 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,081 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable t_funThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable t_funThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,082 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,083 WARN L322 ript$VariableManager]: TermVariable t_funThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:57:49,084 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-02-11 02:57:49,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:57:49,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:49,087 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:57:49,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2022-02-11 02:57:49,090 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:57:49,091 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:57:49,091 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:57:49,093 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:49,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:49,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1416502005, now seen corresponding path program 1 times [2022-02-11 02:57:49,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:49,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248338528] [2022-02-11 02:57:49,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:49,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:49,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248338528] [2022-02-11 02:57:49,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248338528] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:49,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:49,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:57:49,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279228102] [2022-02-11 02:57:49,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:49,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:57:49,106 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:49,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:57:49,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:57:49,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,106 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:49,106 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) [2022-02-11 02:57:49,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-11 02:57:49,107 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:49,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:49,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1081513932, now seen corresponding path program 1 times [2022-02-11 02:57:49,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:49,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453591249] [2022-02-11 02:57:49,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:49,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:49,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453591249] [2022-02-11 02:57:49,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453591249] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:49,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:49,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:57:49,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971222847] [2022-02-11 02:57:49,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:49,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:57:49,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:49,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:57:49,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:57:49,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,124 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:49,124 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) [2022-02-11 02:57:49,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:49,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-11 02:57:49,190 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:49,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:49,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1216079448, now seen corresponding path program 1 times [2022-02-11 02:57:49,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:49,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609331856] [2022-02-11 02:57:49,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:49,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:49,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609331856] [2022-02-11 02:57:49,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609331856] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:57:49,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792981282] [2022-02-11 02:57:49,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:57:49,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:57:49,217 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:57:49,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-02-11 02:57:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:49,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:57:49,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:57:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:49,357 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:57:49,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:57:49,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792981282] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:57:49,425 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:57:49,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:57:49,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006593931] [2022-02-11 02:57:49,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:57:49,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:57:49,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:49,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:57:49,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:57:49,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,426 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:49,426 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) [2022-02-11 02:57:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:49,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:49,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:49,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-02-11 02:57:49,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-02-11 02:57:49,687 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:57:49,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:57:49,687 INFO L85 PathProgramCache]: Analyzing trace with hash -448216797, now seen corresponding path program 1 times [2022-02-11 02:57:49,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:57:49,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523382096] [2022-02-11 02:57:49,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:57:49,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:57:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:57:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-11 02:57:49,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:57:49,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523382096] [2022-02-11 02:57:49,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523382096] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:57:49,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:57:49,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 02:57:49,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550936245] [2022-02-11 02:57:49,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:57:49,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 02:57:49,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:57:49,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 02:57:49,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 02:57:49,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,746 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:57:49,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2022-02-11 02:57:49,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:57:49,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:57:49,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:57:49,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:00,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:00,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-11 02:58:00,564 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:00,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:00,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1028129529, now seen corresponding path program 1 times [2022-02-11 02:58:00,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:00,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735848866] [2022-02-11 02:58:00,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:00,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:00,646 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:00,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:00,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735848866] [2022-02-11 02:58:00,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735848866] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:58:00,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168814322] [2022-02-11 02:58:00,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:00,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:00,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:00,648 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:58:00,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-02-11 02:58:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:00,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 02:58:00,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:58:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:00,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:58:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168814322] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:58:01,011 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:58:01,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-11 02:58:01,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487889508] [2022-02-11 02:58:01,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:58:01,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-11 02:58:01,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:01,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-11 02:58:01,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-11 02:58:01,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,012 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:01,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.166666666666667) internal successors, (129), 18 states have internal predecessors, (129), 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) [2022-02-11 02:58:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:01,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-11 02:58:01,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-02-11 02:58:01,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-02-11 02:58:01,369 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:01,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:01,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1324144899, now seen corresponding path program 1 times [2022-02-11 02:58:01,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:01,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541972797] [2022-02-11 02:58:01,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:58:01,381 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:58:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:58:01,393 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:58:01,394 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:58:01,394 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:58:01,394 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:58:01,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-11 02:58:01,395 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-11 02:58:01,395 WARN L239 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:58:01,395 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,409 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,410 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,411 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,412 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,413 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,414 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,415 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,416 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,417 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,418 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,419 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,420 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable t_funThread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,421 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable t_funThread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable t_funThread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,422 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable t_funThread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable t_funThread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,423 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable t_funThread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,424 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of6ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:01,426 INFO L148 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-02-11 02:58:01,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:58:01,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:01,427 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:58:01,435 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:58:01,435 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:58:01,435 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:58:01,438 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:01,438 INFO L85 PathProgramCache]: Analyzing trace with hash 761712147, now seen corresponding path program 1 times [2022-02-11 02:58:01,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:01,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486407463] [2022-02-11 02:58:01,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:01,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:01,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2022-02-11 02:58:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:01,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486407463] [2022-02-11 02:58:01,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486407463] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:01,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:01,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:58:01,449 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046878360] [2022-02-11 02:58:01,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:01,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:58:01,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:01,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:58:01,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:58:01,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,449 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:01,450 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) [2022-02-11 02:58:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-11 02:58:01,450 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:01,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:01,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1035239212, now seen corresponding path program 1 times [2022-02-11 02:58:01,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:01,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534530829] [2022-02-11 02:58:01,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:01,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:01,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534530829] [2022-02-11 02:58:01,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534530829] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:01,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:01,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:58:01,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975094221] [2022-02-11 02:58:01,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:01,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:58:01,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:01,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:58:01,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:58:01,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,465 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:01,465 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) [2022-02-11 02:58:01,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:01,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-11 02:58:01,535 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:01,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:01,536 INFO L85 PathProgramCache]: Analyzing trace with hash -231094836, now seen corresponding path program 1 times [2022-02-11 02:58:01,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:01,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70088444] [2022-02-11 02:58:01,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:01,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:01,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70088444] [2022-02-11 02:58:01,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70088444] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:58:01,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839952071] [2022-02-11 02:58:01,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:01,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:01,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:01,559 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:58:01,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-02-11 02:58:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:01,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:58:01,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:58:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,712 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:58:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:01,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839952071] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:58:01,785 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:58:01,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:58:01,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408087439] [2022-02-11 02:58:01,786 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:58:01,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:58:01,786 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:01,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:58:01,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:58:01,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,787 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:01,787 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) [2022-02-11 02:58:01,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:01,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:01,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:01,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:01,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-02-11 02:58:02,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-02-11 02:58:02,037 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:02,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:02,038 INFO L85 PathProgramCache]: Analyzing trace with hash 715594367, now seen corresponding path program 1 times [2022-02-11 02:58:02,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:02,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472004688] [2022-02-11 02:58:02,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:02,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-11 02:58:02,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:02,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472004688] [2022-02-11 02:58:02,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472004688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:02,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:02,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 02:58:02,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22854844] [2022-02-11 02:58:02,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:02,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 02:58:02,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:02,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 02:58:02,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 02:58:02,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:02,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:02,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2022-02-11 02:58:02,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:02,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:02,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:02,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:13,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:13,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:13,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:13,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:13,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-11 02:58:13,732 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:13,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:13,732 INFO L85 PathProgramCache]: Analyzing trace with hash -688110507, now seen corresponding path program 1 times [2022-02-11 02:58:13,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:13,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316090952] [2022-02-11 02:58:13,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:13,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:13,778 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:13,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:13,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316090952] [2022-02-11 02:58:13,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316090952] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:58:13,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401907754] [2022-02-11 02:58:13,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:13,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:13,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:13,780 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:58:13,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-02-11 02:58:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:13,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 02:58:13,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:58:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,002 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:58:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401907754] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:58:14,156 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:58:14,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-11 02:58:14,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857015191] [2022-02-11 02:58:14,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:58:14,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-11 02:58:14,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:14,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-11 02:58:14,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-11 02:58:14,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,157 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:14,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.166666666666667) internal successors, (129), 18 states have internal predecessors, (129), 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) [2022-02-11 02:58:14,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:14,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:14,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:14,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:14,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:14,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:14,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-11 02:58:14,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-02-11 02:58:14,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:14,523 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:14,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:14,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1346869270, now seen corresponding path program 1 times [2022-02-11 02:58:14,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:14,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497958654] [2022-02-11 02:58:14,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:14,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:14,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:58:14,536 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-11 02:58:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-11 02:58:14,551 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-11 02:58:14,551 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-11 02:58:14,551 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-02-11 02:58:14,551 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-11 02:58:14,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-11 02:58:14,553 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-11 02:58:14,553 WARN L239 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-11 02:58:14,553 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,564 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,565 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,565 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,565 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,565 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,565 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,567 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,568 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,569 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,570 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,571 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,572 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,573 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,574 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,575 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,576 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,577 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,578 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,579 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,580 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable t_funThread1of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable t_funThread2of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,581 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread2of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,582 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable t_funThread3of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread3of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable t_funThread4of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,583 WARN L322 ript$VariableManager]: TermVariable |t_funThread4of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable t_funThread5of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread5of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,584 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable t_funThread6of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread6of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable t_funThread7of7ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,585 WARN L322 ript$VariableManager]: TermVariable |t_funThread7of7ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 02:58:14,587 INFO L148 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2022-02-11 02:58:14,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 02:58:14,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:14,589 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-11 02:58:14,616 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 02:58:14,617 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=PARTIAL_ORDER_FA, 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 [2022-02-11 02:58:14,617 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-11 02:58:14,619 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:14,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:14,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1595581127, now seen corresponding path program 1 times [2022-02-11 02:58:14,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:14,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668038296] [2022-02-11 02:58:14,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:14,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:14,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2022-02-11 02:58:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:14,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668038296] [2022-02-11 02:58:14,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668038296] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:14,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:14,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 02:58:14,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222488212] [2022-02-11 02:58:14,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:14,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 02:58:14,632 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:14,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 02:58:14,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 02:58:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,633 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:14,633 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) [2022-02-11 02:58:14,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-11 02:58:14,634 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:14,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:14,634 INFO L85 PathProgramCache]: Analyzing trace with hash 902434810, now seen corresponding path program 1 times [2022-02-11 02:58:14,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:14,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388597480] [2022-02-11 02:58:14,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:14,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:14,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388597480] [2022-02-11 02:58:14,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388597480] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:14,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:14,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 02:58:14,650 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918315715] [2022-02-11 02:58:14,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:14,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 02:58:14,650 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:14,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 02:58:14,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 02:58:14,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,650 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:14,650 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) [2022-02-11 02:58:14,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:14,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-11 02:58:14,732 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:14,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:14,732 INFO L85 PathProgramCache]: Analyzing trace with hash 854801742, now seen corresponding path program 1 times [2022-02-11 02:58:14,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:14,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032013410] [2022-02-11 02:58:14,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:14,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:14,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032013410] [2022-02-11 02:58:14,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032013410] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:58:14,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773104667] [2022-02-11 02:58:14,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:14,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:14,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:14,757 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:58:14,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-02-11 02:58:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:14,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-11 02:58:14,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:58:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:58:14,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:14,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773104667] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:58:14,989 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:58:14,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-11 02:58:14,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217504237] [2022-02-11 02:58:14,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:58:14,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-11 02:58:14,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:14,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-11 02:58:14,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-11 02:58:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,990 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:14,990 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) [2022-02-11 02:58:14,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:14,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:14,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:15,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:15,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:15,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:15,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-02-11 02:58:15,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:15,265 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:15,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:15,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1308154297, now seen corresponding path program 1 times [2022-02-11 02:58:15,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:15,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545720188] [2022-02-11 02:58:15,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:15,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:15,298 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-11 02:58:15,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:15,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545720188] [2022-02-11 02:58:15,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545720188] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 02:58:15,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 02:58:15,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 02:58:15,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707108276] [2022-02-11 02:58:15,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 02:58:15,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 02:58:15,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:15,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 02:58:15,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 02:58:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:15,300 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:15,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2022-02-11 02:58:15,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:15,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:15,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:15,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:26,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:26,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:26,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:26,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:26,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-11 02:58:26,630 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 02:58:26,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 02:58:26,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1186034319, now seen corresponding path program 1 times [2022-02-11 02:58:26,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 02:58:26,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369073634] [2022-02-11 02:58:26,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 02:58:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:26,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 02:58:26,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369073634] [2022-02-11 02:58:26,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369073634] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 02:58:26,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651531758] [2022-02-11 02:58:26,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 02:58:26,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 02:58:26,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 02:58:26,674 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-11 02:58:26,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-02-11 02:58:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 02:58:26,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-11 02:58:26,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 02:58:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:26,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 02:58:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 02:58:27,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651531758] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 02:58:27,038 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 02:58:27,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-11 02:58:27,038 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565780809] [2022-02-11 02:58:27,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 02:58:27,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-11 02:58:27,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 02:58:27,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-11 02:58:27,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-02-11 02:58:27,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:27,039 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 02:58:27,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.166666666666667) internal successors, (129), 18 states have internal predecessors, (129), 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) [2022-02-11 02:58:27,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 02:58:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 02:58:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-11 02:58:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 02:58:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.