/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-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 18:19:42,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 18:19:42,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 18:19:43,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-22 18:19:43,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-22 18:19:43,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-22 18:19:43,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-22 18:19:43,098 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-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf [2021-10-22 18:19:43,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 18:19:43,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 18:19:43,119 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 18:19:43,119 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 18:19:43,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 18:19:43,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 18:19:43,120 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 18:19:43,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 18:19:43,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 18:19:43,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 18:19:43,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:19:43,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 18:19:43,123 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 [2021-10-22 18:19:43,124 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 18:19:43,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 18:19:43,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 18:19:43,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 18:19:43,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-22 18:19:43,365 INFO L275 PluginConnector]: CDTParser initialized [2021-10-22 18:19:43,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-10-22 18:19:43,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec10acb88/a168ddd10db4493c89ac1c6825d1136c/FLAGfb2a29e98 [2021-10-22 18:19:43,923 INFO L306 CDTParser]: Found 1 translation units. [2021-10-22 18:19:43,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-10-22 18:19:43,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec10acb88/a168ddd10db4493c89ac1c6825d1136c/FLAGfb2a29e98 [2021-10-22 18:19:44,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec10acb88/a168ddd10db4493c89ac1c6825d1136c [2021-10-22 18:19:44,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 18:19:44,447 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-22 18:19:44,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-22 18:19:44,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-22 18:19:44,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-22 18:19:44,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:19:44" (1/1) ... [2021-10-22 18:19:44,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c6cb657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:44, skipping insertion in model container [2021-10-22 18:19:44,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:19:44" (1/1) ... [2021-10-22 18:19:44,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-22 18:19:44,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-22 18:19:44,907 WARN L228 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_78-equ_racing.i[46775,46788] [2021-10-22 18:19:44,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:19:44,957 INFO L203 MainTranslator]: Completed pre-run [2021-10-22 18:19:44,983 WARN L228 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_78-equ_racing.i[46775,46788] [2021-10-22 18:19:44,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:19:45,048 INFO L208 MainTranslator]: Completed translation [2021-10-22 18:19:45,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45 WrapperNode [2021-10-22 18:19:45,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-22 18:19:45,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 18:19:45,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 18:19:45,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 18:19:45,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 18:19:45,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 18:19:45,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 18:19:45,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 18:19:45,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 18:19:45,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 18:19:45,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 18:19:45,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 18:19:45,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (1/1) ... [2021-10-22 18:19:45,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:19:45,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:45,163 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) [2021-10-22 18:19:45,167 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 [2021-10-22 18:19:45,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-22 18:19:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-22 18:19:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-22 18:19:45,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-22 18:19:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-22 18:19:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-22 18:19:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-22 18:19:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-22 18:19:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 18:19:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 18:19:45,209 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 18:19:45,849 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 18:19:45,849 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-10-22 18:19:45,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:19:45 BoogieIcfgContainer [2021-10-22 18:19:45,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 18:19:45,854 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 18:19:45,854 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 18:19:45,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 18:19:45,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 06:19:44" (1/3) ... [2021-10-22 18:19:45,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589577ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:19:45, skipping insertion in model container [2021-10-22 18:19:45,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:19:45" (2/3) ... [2021-10-22 18:19:45,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589577ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:19:45, skipping insertion in model container [2021-10-22 18:19:45,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:19:45" (3/3) ... [2021-10-22 18:19:45,860 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing.i [2021-10-22 18:19:45,865 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 18:19:45,865 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 18:19:45,865 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-22 18:19:45,865 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 18:19:45,895 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,895 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,895 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,896 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,897 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,898 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,899 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,900 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,900 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,900 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,900 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,900 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,901 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,902 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,903 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,904 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,905 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,906 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,907 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,907 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,907 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,907 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,910 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,910 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,910 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,910 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,910 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,911 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,912 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,912 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:45,918 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-22 18:19:45,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:19:45,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:45,963 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) [2021-10-22 18:19:45,981 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 [2021-10-22 18:19:45,993 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-10-22 18:19:46,001 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, mConcurrency=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 [2021-10-22 18:19:46,002 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 18:19:46,160 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:46,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:46,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1869345623, now seen corresponding path program 1 times [2021-10-22 18:19:46,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:46,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413721408] [2021-10-22 18:19:46,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:46,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:19:46,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:46,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413721408] [2021-10-22 18:19:46,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413721408] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:46,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494689315] [2021-10-22 18:19:46,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:46,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:46,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:46,639 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) [2021-10-22 18:19:46,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-22 18:19:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:46,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-22 18:19:46,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:46,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:19:47,303 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:19:47,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:19:47,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:19:47,519 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:19:47,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-22 18:19:47,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:19:47,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:19:47,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494689315] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:47,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:19:47,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-10-22 18:19:47,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118073524] [2021-10-22 18:19:47,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-22 18:19:47,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:47,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-22 18:19:47,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-22 18:19:47,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:47,653 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:47,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:47,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:48,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:19:48,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-22 18:19:48,630 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,SelfDestructingSolverStorable0 [2021-10-22 18:19:48,631 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:48,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:48,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1354241884, now seen corresponding path program 1 times [2021-10-22 18:19:48,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:48,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673031534] [2021-10-22 18:19:48,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:48,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:19:48,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:48,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673031534] [2021-10-22 18:19:48,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673031534] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:48,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787990807] [2021-10-22 18:19:48,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:48,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:48,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:48,741 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:19:48,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-22 18:19:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:48,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-22 18:19:48,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:49,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-22 18:19:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-22 18:19:49,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787990807] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:19:49,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-22 18:19:49,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-10-22 18:19:49,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340034086] [2021-10-22 18:19:49,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-22 18:19:49,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:49,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-22 18:19:49,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-22 18:19:49,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:49,223 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:49,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:49,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:19:49,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:49,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:19:49,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:19:49,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-22 18:19:49,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:49,508 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:49,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:49,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1722862344, now seen corresponding path program 2 times [2021-10-22 18:19:49,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:49,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113417748] [2021-10-22 18:19:49,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:49,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:19:49,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:49,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113417748] [2021-10-22 18:19:49,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113417748] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:49,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698689605] [2021-10-22 18:19:49,579 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-22 18:19:49,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:49,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:49,580 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) [2021-10-22 18:19:49,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-22 18:19:49,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-22 18:19:49,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:19:49,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-22 18:19:49,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:50,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:19:50,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698689605] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:50,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:19:50,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-10-22 18:19:50,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882697240] [2021-10-22 18:19:50,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 18:19:50,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:50,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 18:19:50,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-22 18:19:50,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:50,166 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:50,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:50,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:19:50,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:19:50,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:50,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:19:50,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:19:50,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:19:50,254 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:19:50,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-22 18:19:50,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:50,475 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-10-22 18:19:50,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:19:50,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:50,479 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) [2021-10-22 18:19:50,481 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 [2021-10-22 18:19:50,483 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:19:50,484 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, mConcurrency=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 [2021-10-22 18:19:50,484 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-22 18:19:50,523 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:19:50,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:50,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1812698849, now seen corresponding path program 1 times [2021-10-22 18:19:50,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:50,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268986425] [2021-10-22 18:19:50,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:50,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:19:50,546 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 18:19:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:19:50,597 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 18:19:50,597 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 18:19:50,597 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 18:19:50,598 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:19:50,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-22 18:19:50,599 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-10-22 18:19:50,600 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-10-22 18:19:50,600 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-10-22 18:19:50,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,620 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,624 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,625 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,626 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,627 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,628 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,629 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,630 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,631 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,632 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,633 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,635 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,636 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:19:50,639 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-22 18:19:50,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:19:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:50,641 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:19:50,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2021-10-22 18:19:50,645 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2021-10-22 18:19:50,645 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, mConcurrency=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 [2021-10-22 18:19:50,645 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 18:19:51,164 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:51,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:51,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1081666124, now seen corresponding path program 1 times [2021-10-22 18:19:51,165 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:51,165 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509535063] [2021-10-22 18:19:51,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:51,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-22 18:19:51,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:51,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509535063] [2021-10-22 18:19:51,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509535063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:19:51,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:19:51,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:19:51,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391761534] [2021-10-22 18:19:51,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 18:19:51,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:51,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 18:19:51,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 18:19:51,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:51,234 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:51,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:51,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:52,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:52,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-22 18:19:52,572 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:52,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:52,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1426383780, now seen corresponding path program 1 times [2021-10-22 18:19:52,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:52,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381977281] [2021-10-22 18:19:52,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:52,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:52,698 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-22 18:19:52,699 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:52,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381977281] [2021-10-22 18:19:52,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381977281] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:52,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886686917] [2021-10-22 18:19:52,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:52,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:52,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:52,707 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) [2021-10-22 18:19:52,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-22 18:19:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:52,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-22 18:19:53,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:53,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:19:53,308 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:19:53,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:19:53,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:19:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-22 18:19:53,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886686917] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:53,895 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:19:53,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-10-22 18:19:53,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327777418] [2021-10-22 18:19:53,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 18:19:53,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:53,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 18:19:53,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-10-22 18:19:53,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:53,898 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:53,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.538461538461538) internal successors, (176), 13 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:53,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:53,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:19:55,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-22 18:19:55,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:55,656 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:55,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:55,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1832795514, now seen corresponding path program 2 times [2021-10-22 18:19:55,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:55,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241477047] [2021-10-22 18:19:55,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:55,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:19:55,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:55,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241477047] [2021-10-22 18:19:55,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241477047] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:55,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589414538] [2021-10-22 18:19:55,848 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-22 18:19:55,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:55,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:55,849 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:19:55,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-22 18:19:56,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-22 18:19:56,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:19:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-22 18:19:56,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:56,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:19:56,213 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:19:56,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:19:56,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-22 18:19:56,452 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-10-22 18:19:56,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2021-10-22 18:19:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:19:56,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1589414538] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:56,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:19:56,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-10-22 18:19:56,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867042180] [2021-10-22 18:19:56,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 18:19:56,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:56,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 18:19:56,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-22 18:19:56,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:56,804 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:56,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:56,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:56,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:19:56,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:56,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:56,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:19:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:19:57,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-22 18:19:57,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-10-22 18:19:57,205 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:57,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:57,205 INFO L82 PathProgramCache]: Analyzing trace with hash -505837995, now seen corresponding path program 1 times [2021-10-22 18:19:57,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:57,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718406206] [2021-10-22 18:19:57,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:57,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:57,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-22 18:19:57,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:57,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718406206] [2021-10-22 18:19:57,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718406206] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:57,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954247143] [2021-10-22 18:19:57,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:57,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:57,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:57,303 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) [2021-10-22 18:19:57,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-22 18:19:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:57,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-22 18:19:57,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-22 18:19:58,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954247143] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:58,179 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:19:58,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-10-22 18:19:58,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842582986] [2021-10-22 18:19:58,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 18:19:58,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:19:58,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 18:19:58,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-22 18:19:58,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:58,180 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:19:58,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.555555555555557) internal successors, (158), 9 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:19:58,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:58,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:19:58,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:19:58,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:58,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:19:58,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:19:58,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:19:58,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:19:58,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-22 18:19:58,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:58,707 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:19:58,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:19:58,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1398063946, now seen corresponding path program 3 times [2021-10-22 18:19:58,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:19:58,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586586531] [2021-10-22 18:19:58,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:19:58,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:19:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:19:58,939 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:19:58,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:19:58,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586586531] [2021-10-22 18:19:58,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586586531] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:19:58,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938653858] [2021-10-22 18:19:58,940 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-22 18:19:58,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:19:58,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:19:58,944 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) [2021-10-22 18:19:58,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-22 18:19:59,400 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-22 18:19:59,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:19:59,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-22 18:19:59,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:19:59,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:19:59,668 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:19:59,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:19:59,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:19:59,808 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:19:59,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-22 18:19:59,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:19:59,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-22 18:20:00,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:00,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:20:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:20:00,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1938653858] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:00,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:00,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 18 [2021-10-22 18:20:00,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097897326] [2021-10-22 18:20:00,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-22 18:20:00,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:00,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-22 18:20:00,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-10-22 18:20:00,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:00,135 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:00,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.833333333333333) internal successors, (123), 18 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:00,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:00,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:20:00,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:20:00,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:00,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:00,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:00,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:20:00,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:20:00,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:00,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-22 18:20:00,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-22 18:20:00,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-10-22 18:20:00,851 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:00,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:00,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1486333260, now seen corresponding path program 4 times [2021-10-22 18:20:00,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:00,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826439263] [2021-10-22 18:20:00,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:00,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-22 18:20:01,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:01,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826439263] [2021-10-22 18:20:01,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826439263] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:01,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774358337] [2021-10-22 18:20:01,165 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-22 18:20:01,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:01,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:01,166 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:20:01,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-22 18:20:01,696 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-22 18:20:01,697 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:20:01,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-22 18:20:01,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:01,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:01,952 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:01,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:01,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:02,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:02,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:20:02,347 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:20:02,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 87 [2021-10-22 18:20:02,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:02,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:20:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-22 18:20:02,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774358337] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:02,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:02,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 21 [2021-10-22 18:20:02,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360368843] [2021-10-22 18:20:02,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-22 18:20:02,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:02,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-22 18:20:02,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2021-10-22 18:20:02,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:02,669 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:02,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.238095238095238) internal successors, (131), 21 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-22 18:20:02,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:03,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:03,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:20:03,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:20:03,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:03,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-10-22 18:20:03,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-22 18:20:03,659 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:20:03,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-22 18:20:03,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-22 18:20:03,880 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-10-22 18:20:03,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:20:03,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:03,883 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:20:03,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2021-10-22 18:20:03,887 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:20:03,887 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, mConcurrency=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 [2021-10-22 18:20:03,888 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-22 18:20:03,891 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:03,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:03,891 INFO L82 PathProgramCache]: Analyzing trace with hash 966960561, now seen corresponding path program 1 times [2021-10-22 18:20:03,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:03,892 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138782821] [2021-10-22 18:20:03,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:03,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:20:03,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:03,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138782821] [2021-10-22 18:20:03,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138782821] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:20:03,921 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:20:03,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:20:03,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476622582] [2021-10-22 18:20:03,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 18:20:03,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:03,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 18:20:03,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 18:20:03,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:03,922 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:03,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-22 18:20:04,005 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:04,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:04,006 INFO L82 PathProgramCache]: Analyzing trace with hash -18443613, now seen corresponding path program 1 times [2021-10-22 18:20:04,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:04,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079500571] [2021-10-22 18:20:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:04,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:20:04,037 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 18:20:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:20:04,092 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 18:20:04,092 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 18:20:04,092 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 18:20:04,092 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:20:04,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-22 18:20:04,094 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2021-10-22 18:20:04,094 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-10-22 18:20:04,094 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-10-22 18:20:04,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,123 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,145 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:04,148 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-22 18:20:04,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:20:04,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:04,156 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:20:04,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2021-10-22 18:20:04,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:20:04,160 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, mConcurrency=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 [2021-10-22 18:20:04,160 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-22 18:20:04,256 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:04,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:04,257 INFO L82 PathProgramCache]: Analyzing trace with hash 304308909, now seen corresponding path program 1 times [2021-10-22 18:20:04,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:04,257 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326533698] [2021-10-22 18:20:04,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:04,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-22 18:20:04,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:04,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326533698] [2021-10-22 18:20:04,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326533698] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:20:04,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:20:04,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:20:04,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688238404] [2021-10-22 18:20:04,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 18:20:04,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:04,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 18:20:04,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 18:20:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,282 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:04,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:04,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-22 18:20:04,286 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:04,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:04,286 INFO L82 PathProgramCache]: Analyzing trace with hash 377768966, now seen corresponding path program 1 times [2021-10-22 18:20:04,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:04,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044788075] [2021-10-22 18:20:04,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:04,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:04,399 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-22 18:20:04,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:04,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044788075] [2021-10-22 18:20:04,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044788075] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:20:04,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:20:04,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-22 18:20:04,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494074930] [2021-10-22 18:20:04,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-22 18:20:04,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:04,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-22 18:20:04,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-22 18:20:04,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,401 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:04,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:04,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:04,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:04,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-22 18:20:04,549 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:04,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:04,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1279070357, now seen corresponding path program 1 times [2021-10-22 18:20:04,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:04,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298661837] [2021-10-22 18:20:04,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:04,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-22 18:20:04,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:04,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298661837] [2021-10-22 18:20:04,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298661837] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:04,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [492553438] [2021-10-22 18:20:04,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:04,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:04,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:04,711 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:20:04,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-22 18:20:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:05,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-22 18:20:05,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:05,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:05,380 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:05,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:05,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-22 18:20:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-22 18:20:05,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-10-22 18:20:05,722 INFO L354 Elim1Store]: treesize reduction 45, result has 16.7 percent of original size [2021-10-22 18:20:05,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 27 [2021-10-22 18:20:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-22 18:20:05,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [492553438] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:05,943 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:05,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 8 [2021-10-22 18:20:05,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45410719] [2021-10-22 18:20:05,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-22 18:20:05,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:05,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-22 18:20:05,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-22 18:20:05,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:05,945 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:05,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:05,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:05,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:05,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-22 18:20:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:20:06,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-22 18:20:06,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:06,318 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-10-22 18:20:06,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:06,318 INFO L82 PathProgramCache]: Analyzing trace with hash -248163201, now seen corresponding path program 1 times [2021-10-22 18:20:06,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:06,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721225748] [2021-10-22 18:20:06,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:06,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:20:06,338 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 18:20:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:20:06,375 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 18:20:06,375 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 18:20:06,376 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 18:20:06,376 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:20:06,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-22 18:20:06,377 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (1/4) [2021-10-22 18:20:06,377 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-10-22 18:20:06,377 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-10-22 18:20:06,395 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,395 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,395 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,395 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,396 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,397 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,398 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,399 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,400 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,401 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,406 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,410 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,411 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,414 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,415 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,416 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,426 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:20:06,431 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-22 18:20:06,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:20:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:06,433 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:20:06,443 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread4of4ForFork0 ======== [2021-10-22 18:20:06,444 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, mConcurrency=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 [2021-10-22 18:20:06,444 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 18:20:06,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (16)] Waiting until timeout for monitored process [2021-10-22 18:20:06,555 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:06,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:06,555 INFO L82 PathProgramCache]: Analyzing trace with hash 85369248, now seen corresponding path program 1 times [2021-10-22 18:20:06,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:06,556 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268699533] [2021-10-22 18:20:06,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:06,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-10-22 18:20:06,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:06,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268699533] [2021-10-22 18:20:06,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268699533] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:20:06,580 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:20:06,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:20:06,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125661601] [2021-10-22 18:20:06,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 18:20:06,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:06,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 18:20:06,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 18:20:06,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,581 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:06,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 54.0) internal successors, (108), 2 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:06,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-22 18:20:06,715 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:06,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:06,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1978224972, now seen corresponding path program 1 times [2021-10-22 18:20:06,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:06,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588527581] [2021-10-22 18:20:06,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:06,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-22 18:20:06,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:06,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588527581] [2021-10-22 18:20:06,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588527581] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:20:06,809 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:20:06,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-22 18:20:06,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439692590] [2021-10-22 18:20:06,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-22 18:20:06,810 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:06,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-22 18:20:06,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-22 18:20:06,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,810 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:06,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:06,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:06,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:06,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-22 18:20:06,895 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:06,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:06,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1376171946, now seen corresponding path program 1 times [2021-10-22 18:20:06,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:06,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987954495] [2021-10-22 18:20:06,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:06,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-22 18:20:07,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:07,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987954495] [2021-10-22 18:20:07,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987954495] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:07,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763446274] [2021-10-22 18:20:07,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:07,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:07,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:07,051 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) [2021-10-22 18:20:07,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-22 18:20:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:07,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-22 18:20:07,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:07,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:07,913 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:07,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:08,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2021-10-22 18:20:08,676 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:20:08,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 39 [2021-10-22 18:20:08,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:20:08,846 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 46 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:20:08,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763446274] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:08,847 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:08,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 16 [2021-10-22 18:20:08,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087975201] [2021-10-22 18:20:08,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-22 18:20:08,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:08,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-22 18:20:08,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-10-22 18:20:08,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:08,848 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:08,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 15.5) internal successors, (248), 16 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:08,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:08,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:08,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:09,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-10-22 18:20:09,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:09,788 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:09,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:09,788 INFO L82 PathProgramCache]: Analyzing trace with hash 471254258, now seen corresponding path program 1 times [2021-10-22 18:20:09,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:09,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891394193] [2021-10-22 18:20:09,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:09,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:09,895 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:20:09,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:09,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891394193] [2021-10-22 18:20:09,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891394193] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:09,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195516617] [2021-10-22 18:20:09,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:09,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:09,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:09,900 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:20:09,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-22 18:20:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:10,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-22 18:20:10,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:20:11,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195516617] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:11,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:11,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-10-22 18:20:11,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114226342] [2021-10-22 18:20:11,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 18:20:11,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:11,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 18:20:11,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-10-22 18:20:11,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:11,225 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:11,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.76923076923077) internal successors, (218), 13 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:11,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:11,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:11,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:11,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:11,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-10-22 18:20:11,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:11,779 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:11,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:11,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1300710887, now seen corresponding path program 1 times [2021-10-22 18:20:11,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:11,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694898126] [2021-10-22 18:20:11,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:11,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:20:12,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:12,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694898126] [2021-10-22 18:20:12,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694898126] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:12,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833214240] [2021-10-22 18:20:12,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:12,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:12,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:12,066 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) [2021-10-22 18:20:12,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-22 18:20:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:12,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-22 18:20:12,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:13,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:13,142 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:13,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:13,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:13,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:20:13,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:20:13,979 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:20:13,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-10-22 18:20:14,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:14,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:20:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 44 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-22 18:20:14,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833214240] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:14,178 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:14,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 25 [2021-10-22 18:20:14,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716650123] [2021-10-22 18:20:14,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-22 18:20:14,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:14,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-22 18:20:14,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2021-10-22 18:20:14,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:14,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:14,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.56) internal successors, (239), 25 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:14,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:14,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:14,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:14,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:14,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:17,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:17,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:17,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-22 18:20:17,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:17,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-10-22 18:20:17,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-22 18:20:17,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:17,596 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:17,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:17,596 INFO L82 PathProgramCache]: Analyzing trace with hash 108369186, now seen corresponding path program 1 times [2021-10-22 18:20:17,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:17,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734521498] [2021-10-22 18:20:17,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:17,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-22 18:20:18,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:18,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734521498] [2021-10-22 18:20:18,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734521498] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:18,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413960608] [2021-10-22 18:20:18,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:18,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:18,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:18,054 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) [2021-10-22 18:20:18,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-22 18:20:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:18,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-22 18:20:18,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:18,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:19,074 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:19,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:19,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:19,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:20:19,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:20:19,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:20:19,967 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:20:19,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-10-22 18:20:20,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:20,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:20,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:20,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-10-22 18:20:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 32 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-22 18:20:20,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413960608] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:20,567 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:20,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 34 [2021-10-22 18:20:20,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540502673] [2021-10-22 18:20:20,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-10-22 18:20:20,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:20,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-10-22 18:20:20,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1020, Unknown=0, NotChecked=0, Total=1122 [2021-10-22 18:20:20,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:20,568 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:20,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 6.764705882352941) internal successors, (230), 34 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-10-22 18:20:20,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-22 18:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:43,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:20:43,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:20:43,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-22 18:20:43,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:43,671 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:20:43,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:20:43,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1426223599, now seen corresponding path program 1 times [2021-10-22 18:20:43,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:20:43,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011074615] [2021-10-22 18:20:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:43,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:20:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-22 18:20:44,226 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:20:44,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011074615] [2021-10-22 18:20:44,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011074615] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:44,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142579578] [2021-10-22 18:20:44,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:20:44,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:20:44,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:20:44,228 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:20:44,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-22 18:20:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:20:45,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-22 18:20:45,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:20:45,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:20:45,767 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:20:45,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:20:45,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:45,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:20:46,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:46,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:20:46,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:20:46,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:20:46,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:20:46,853 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:20:46,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-10-22 18:20:46,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:47,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:47,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:20:47,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-10-22 18:20:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-22 18:20:47,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142579578] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:20:47,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:20:47,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 37 [2021-10-22 18:20:47,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541792536] [2021-10-22 18:20:47,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-10-22 18:20:47,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:20:47,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-10-22 18:20:47,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1225, Unknown=0, NotChecked=0, Total=1332 [2021-10-22 18:20:47,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:47,482 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:20:47,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 5.405405405405405) internal successors, (200), 37 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:20:47,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:22:09,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:22:09,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:22:09,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-10-22 18:22:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:22:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-10-22 18:22:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-10-22 18:22:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-10-22 18:22:09,737 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:22:09,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-22 18:22:09,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-10-22 18:22:09,940 INFO L308 ceAbstractionStarter]: Result for error location t_funThread4of4ForFork0 was SAFE (1/5) [2021-10-22 18:22:09,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:22:09,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:22:09,944 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:22:09,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (22)] Waiting until timeout for monitored process [2021-10-22 18:22:09,949 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread2of4ForFork0 ======== [2021-10-22 18:22:09,949 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, mConcurrency=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 [2021-10-22 18:22:09,949 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-22 18:22:20,558 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:22:20,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:22:20,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1362742234, now seen corresponding path program 1 times [2021-10-22 18:22:20,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:22:20,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189668425] [2021-10-22 18:22:20,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:22:20,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:22:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:22:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-22 18:22:20,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:22:20,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189668425] [2021-10-22 18:22:20,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189668425] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:22:20,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:22:20,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:22:20,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839684160] [2021-10-22 18:22:20,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-22 18:22:20,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:22:20,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-22 18:22:20,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-22 18:22:20,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:22:20,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:22:20,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:22:20,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:05,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:05,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-22 18:24:05,910 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:05,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:05,910 INFO L82 PathProgramCache]: Analyzing trace with hash -821387569, now seen corresponding path program 1 times [2021-10-22 18:24:05,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:05,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525301831] [2021-10-22 18:24:05,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:05,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:24:06,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:06,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525301831] [2021-10-22 18:24:06,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525301831] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:06,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448317891] [2021-10-22 18:24:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:06,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:06,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:24:06,132 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:24:06,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-10-22 18:24:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:07,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-22 18:24:07,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:24:07,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:24:07,672 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:24:07,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:24:07,974 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:24:07,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-22 18:24:08,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:24:08,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:24:08,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448317891] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:08,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:24:08,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 16 [2021-10-22 18:24:08,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314420147] [2021-10-22 18:24:08,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-22 18:24:08,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:08,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-22 18:24:08,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-10-22 18:24:08,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:08,041 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:08,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 9.1875) internal successors, (147), 16 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:08,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:09,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:09,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:09,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-10-22 18:24:09,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:09,322 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:09,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:09,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1600616062, now seen corresponding path program 1 times [2021-10-22 18:24:09,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:09,323 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435776254] [2021-10-22 18:24:09,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:09,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:24:09,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:09,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435776254] [2021-10-22 18:24:09,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435776254] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:09,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126333986] [2021-10-22 18:24:09,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:09,422 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:09,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:24:09,423 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:24:09,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-10-22 18:24:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:10,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-22 18:24:10,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:24:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:24:11,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126333986] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:11,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:24:11,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-10-22 18:24:11,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687882273] [2021-10-22 18:24:11,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 18:24:11,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:11,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 18:24:11,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-10-22 18:24:11,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:11,166 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:11,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 15.615384615384615) internal successors, (203), 13 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:11,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:11,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:11,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:11,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:11,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:11,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:11,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-10-22 18:24:11,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:11,566 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:11,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:11,567 INFO L82 PathProgramCache]: Analyzing trace with hash 442654873, now seen corresponding path program 1 times [2021-10-22 18:24:11,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:11,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197574319] [2021-10-22 18:24:11,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:11,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-22 18:24:11,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:11,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197574319] [2021-10-22 18:24:11,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197574319] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:11,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893687093] [2021-10-22 18:24:11,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:11,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:11,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:24:11,638 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:24:11,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-22 18:24:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:12,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-22 18:24:12,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:24:13,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:24:13,026 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:24:13,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:24:13,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-22 18:24:13,438 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-22 18:24:13,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-10-22 18:24:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-22 18:24:13,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893687093] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:24:13,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-22 18:24:13,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2021-10-22 18:24:13,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058551768] [2021-10-22 18:24:13,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 18:24:13,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:13,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 18:24:13,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-22 18:24:13,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:13,581 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:13,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.5) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:13,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:13,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:13,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:13,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:15,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:15,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-10-22 18:24:15,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-10-22 18:24:15,313 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:15,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:15,314 INFO L82 PathProgramCache]: Analyzing trace with hash -353771483, now seen corresponding path program 1 times [2021-10-22 18:24:15,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:15,314 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064448590] [2021-10-22 18:24:15,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:15,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-22 18:24:15,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:15,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064448590] [2021-10-22 18:24:15,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064448590] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:24:15,354 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:24:15,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-22 18:24:15,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343716803] [2021-10-22 18:24:15,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-22 18:24:15,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:15,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-22 18:24:15,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-22 18:24:15,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:15,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:15,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:15,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:15,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:15,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:15,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:15,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:44,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:44,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:44,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:44,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:44,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:44,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-22 18:24:44,795 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:44,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:44,796 INFO L82 PathProgramCache]: Analyzing trace with hash -731658503, now seen corresponding path program 2 times [2021-10-22 18:24:44,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:44,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124210409] [2021-10-22 18:24:44,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:44,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:44,984 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-22 18:24:44,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:44,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124210409] [2021-10-22 18:24:44,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124210409] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:24:44,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:24:44,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-22 18:24:44,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578513646] [2021-10-22 18:24:44,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 18:24:44,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:44,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 18:24:44,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-22 18:24:44,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:44,985 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:44,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.166666666666668) internal successors, (157), 6 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:44,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:45,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:45,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:45,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-22 18:24:45,154 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:45,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:45,154 INFO L82 PathProgramCache]: Analyzing trace with hash 852837255, now seen corresponding path program 3 times [2021-10-22 18:24:45,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:45,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112315769] [2021-10-22 18:24:45,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:45,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-10-22 18:24:45,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:45,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112315769] [2021-10-22 18:24:45,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112315769] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:45,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822013185] [2021-10-22 18:24:45,497 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-22 18:24:45,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:45,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:24:45,519 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:24:45,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-10-22 18:24:47,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-22 18:24:47,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:24:47,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-22 18:24:47,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:24:47,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:24:47,864 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:24:47,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:24:48,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 35 [2021-10-22 18:24:48,587 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:24:48,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 39 [2021-10-22 18:24:48,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:24:48,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:24:48,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:24:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 46 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:24:49,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1822013185] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:49,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:24:49,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17] total 25 [2021-10-22 18:24:49,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054042143] [2021-10-22 18:24:49,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-22 18:24:49,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:49,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-22 18:24:49,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2021-10-22 18:24:49,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:49,031 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:49,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.8) internal successors, (245), 25 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:49,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:51,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:51,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:51,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-22 18:24:51,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-10-22 18:24:51,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:51,643 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:51,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:51,644 INFO L82 PathProgramCache]: Analyzing trace with hash -806473591, now seen corresponding path program 1 times [2021-10-22 18:24:51,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:51,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485985247] [2021-10-22 18:24:51,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:51,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-10-22 18:24:51,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:51,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485985247] [2021-10-22 18:24:51,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485985247] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:24:51,881 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:24:51,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-22 18:24:51,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301137047] [2021-10-22 18:24:51,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 18:24:51,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:51,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 18:24:51,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-10-22 18:24:51,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:51,882 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:51,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:51,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-22 18:24:51,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:52,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-10-22 18:24:52,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:24:52,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-10-22 18:24:52,188 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:24:52,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:24:52,189 INFO L82 PathProgramCache]: Analyzing trace with hash 487861048, now seen corresponding path program 1 times [2021-10-22 18:24:52,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:24:52,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55653534] [2021-10-22 18:24:52,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:52,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:24:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:52,794 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:24:52,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:24:52,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55653534] [2021-10-22 18:24:52,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55653534] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:52,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2138802045] [2021-10-22 18:24:52,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:24:52,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:24:52,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:24:52,796 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:24:52,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-10-22 18:24:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:24:55,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-22 18:24:55,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:24:55,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:24:55,266 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:24:55,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:24:55,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:24:55,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:24:55,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:24:55,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:24:56,076 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:24:56,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-10-22 18:24:56,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:24:56,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:24:56,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:24:56,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-10-22 18:24:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 40 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-22 18:24:56,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2138802045] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:24:56,760 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:24:56,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 34 [2021-10-22 18:24:56,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370949106] [2021-10-22 18:24:56,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-10-22 18:24:56,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:24:56,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-10-22 18:24:56,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1020, Unknown=0, NotChecked=0, Total=1122 [2021-10-22 18:24:56,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:56,761 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:24:56,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 6.764705882352941) internal successors, (230), 34 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:24:56,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:24:56,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:24:56,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:24:56,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:30,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:25:30,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-22 18:25:30,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:25:30,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-10-22 18:25:30,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-10-22 18:25:30,856 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:25:30,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:25:30,857 INFO L82 PathProgramCache]: Analyzing trace with hash -152856832, now seen corresponding path program 1 times [2021-10-22 18:25:30,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:25:30,857 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401668656] [2021-10-22 18:25:30,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:25:30,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:25:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:25:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:25:31,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:25:31,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401668656] [2021-10-22 18:25:31,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401668656] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:25:31,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887356128] [2021-10-22 18:25:31,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:25:31,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:25:31,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:25:31,199 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:25:31,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-22 18:25:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:25:33,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-22 18:25:33,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:25:33,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:25:33,958 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:25:33,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:25:34,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:25:34,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:25:34,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:25:34,639 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:25:34,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-22 18:25:34,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-22 18:25:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-22 18:25:34,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887356128] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:25:34,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:25:34,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 20 [2021-10-22 18:25:34,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599836434] [2021-10-22 18:25:34,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-22 18:25:34,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:25:34,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-22 18:25:34,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2021-10-22 18:25:34,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:34,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:25:34,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.85) internal successors, (117), 20 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:25:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:25:36,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:25:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:25:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-22 18:25:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:25:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:25:36,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2021-10-22 18:25:36,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:25:36,495 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-22 18:25:36,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:25:36,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1046731737, now seen corresponding path program 1 times [2021-10-22 18:25:36,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:25:36,496 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975930692] [2021-10-22 18:25:36,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:25:36,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:25:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:25:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:25:37,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:25:37,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975930692] [2021-10-22 18:25:37,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975930692] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:25:37,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916089084] [2021-10-22 18:25:37,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:25:37,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:25:37,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:25:37,175 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:25:37,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-10-22 18:25:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:25:39,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-22 18:25:39,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:25:39,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-10-22 18:25:39,866 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-22 18:25:39,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-10-22 18:25:39,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:25:40,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:25:40,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:25:40,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:25:40,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-22 18:25:40,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-22 18:25:40,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2021-10-22 18:25:40,739 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-10-22 18:25:40,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-10-22 18:25:40,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:25:41,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:25:41,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-22 18:25:41,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-10-22 18:25:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-22 18:25:41,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916089084] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:25:41,359 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:25:41,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 37 [2021-10-22 18:25:41,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164677906] [2021-10-22 18:25:41,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-10-22 18:25:41,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:25:41,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-10-22 18:25:41,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1225, Unknown=0, NotChecked=0, Total=1332 [2021-10-22 18:25:41,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:41,361 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:25:41,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 5.405405405405405) internal successors, (200), 37 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:25:41,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:25:41,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-10-22 18:25:41,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-10-22 18:25:41,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-10-22 18:25:41,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-10-22 18:25:41,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.