/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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 22:23:24,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 22:23:24,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 22:23:24,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 22:23:25,063 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-NoLbe.epf [2021-08-22 22:23:25,099 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 22:23:25,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 22:23:25,100 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 22:23:25,100 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 22:23:25,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 22:23:25,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 22:23:25,103 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 22:23:25,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 22:23:25,104 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 22:23:25,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 22:23:25,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 22:23:25,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 22:23:25,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 22:23:25,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 22:23:25,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 22:23:25,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 22:23:25,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 22:23:25,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 22:23:25,107 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 22:23:25,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 22:23:25,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 22:23:25,108 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 22:23:25,108 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-22 22:23:25,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 22:23:25,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 22:23:25,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 22:23:25,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 22:23:25,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 22:23:25,461 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 22:23:25,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-08-22 22:23:25,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61b8d3d5/3c3cec8bc3fc48538cd9d4070517ec4c/FLAGb6210db61 [2021-08-22 22:23:26,039 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 22:23:26,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-08-22 22:23:26,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61b8d3d5/3c3cec8bc3fc48538cd9d4070517ec4c/FLAGb6210db61 [2021-08-22 22:23:26,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f61b8d3d5/3c3cec8bc3fc48538cd9d4070517ec4c [2021-08-22 22:23:26,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 22:23:26,495 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 22:23:26,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 22:23:26,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 22:23:26,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 22:23:26,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:23:26" (1/1) ... [2021-08-22 22:23:26,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61366396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:26, skipping insertion in model container [2021-08-22 22:23:26,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:23:26" (1/1) ... [2021-08-22 22:23:26,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 22:23:26,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 22:23:26,948 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_77-tricky_address4_racing.i[41060,41073] [2021-08-22 22:23:26,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 22:23:26,997 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 22:23:27,039 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_77-tricky_address4_racing.i[41060,41073] [2021-08-22 22:23:27,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 22:23:27,121 INFO L208 MainTranslator]: Completed translation [2021-08-22 22:23:27,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27 WrapperNode [2021-08-22 22:23:27,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 22:23:27,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 22:23:27,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 22:23:27,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 22:23:27,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 22:23:27,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 22:23:27,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 22:23:27,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 22:23:27,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 22:23:27,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 22:23:27,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 22:23:27,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 22:23:27,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (1/1) ... [2021-08-22 22:23:27,248 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 22:23:27,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:27,263 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) [2021-08-22 22:23:27,266 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 [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-22 22:23:27,299 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-22 22:23:27,299 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-22 22:23:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 22:23:27,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 22:23:27,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 22:23:27,301 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 22:23:27,747 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 22:23:27,747 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2021-08-22 22:23:27,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:23:27 BoogieIcfgContainer [2021-08-22 22:23:27,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 22:23:27,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 22:23:27,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 22:23:27,753 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 22:23:27,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:23:26" (1/3) ... [2021-08-22 22:23:27,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34bfa4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:23:27, skipping insertion in model container [2021-08-22 22:23:27,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:23:27" (2/3) ... [2021-08-22 22:23:27,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34bfa4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:23:27, skipping insertion in model container [2021-08-22 22:23:27,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:23:27" (3/3) ... [2021-08-22 22:23:27,755 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-08-22 22:23:27,759 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 22:23:27,760 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 22:23:27,760 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-22 22:23:27,760 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 22:23:27,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,790 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,791 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,792 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,820 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,821 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,822 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:27,826 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-22 22:23:27,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:23:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:27,863 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) [2021-08-22 22:23:27,864 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 [2021-08-22 22:23:27,886 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-08-22 22:23:27,891 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 [2021-08-22 22:23:27,891 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-22 22:23:28,378 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:28,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:28,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1285496378, now seen corresponding path program 1 times [2021-08-22 22:23:28,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:28,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849598662] [2021-08-22 22:23:28,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:28,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:28,635 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-08-22 22:23:28,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:28,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849598662] [2021-08-22 22:23:28,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849598662] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:28,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:28,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 22:23:28,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537193873] [2021-08-22 22:23:28,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 22:23:28,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:28,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 22:23:28,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 22:23:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:28,663 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:28,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 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) [2021-08-22 22:23:28,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:28,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:28,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 22:23:28,971 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:28,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:28,974 INFO L82 PathProgramCache]: Analyzing trace with hash -663623705, now seen corresponding path program 1 times [2021-08-22 22:23:28,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:28,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797174654] [2021-08-22 22:23:28,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:28,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:29,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:29,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:29,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797174654] [2021-08-22 22:23:29,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797174654] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:29,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:29,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 22:23:29,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401587214] [2021-08-22 22:23:29,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:23:29,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:29,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:23:29,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 22:23:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,079 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:29,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-08-22 22:23:29,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:29,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 22:23:29,105 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:29,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:29,106 INFO L82 PathProgramCache]: Analyzing trace with hash 444697070, now seen corresponding path program 1 times [2021-08-22 22:23:29,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:29,107 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426762089] [2021-08-22 22:23:29,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:29,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:29,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:29,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426762089] [2021-08-22 22:23:29,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426762089] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:29,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127318453] [2021-08-22 22:23:29,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:29,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:29,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:29,256 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) [2021-08-22 22:23:29,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 22:23:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:29,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:23:29,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:29,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127318453] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:29,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:29,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:23:29,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088668381] [2021-08-22 22:23:29,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:23:29,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:29,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:23:29,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:23:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,610 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:29,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-08-22 22:23:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:29,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:29,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:29,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:29,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:29,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-08-22 22:23:29,877 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:29,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:29,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1188631623, now seen corresponding path program 2 times [2021-08-22 22:23:29,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:29,878 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607009804] [2021-08-22 22:23:29,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:29,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:29,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:29,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607009804] [2021-08-22 22:23:29,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607009804] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:29,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514808190] [2021-08-22 22:23:29,957 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:29,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:29,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:29,973 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) [2021-08-22 22:23:29,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 22:23:30,086 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-08-22 22:23:30,087 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:30,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 22:23:30,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:30,171 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 [2021-08-22 22:23:30,196 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 7 treesize of output 6 [2021-08-22 22:23:30,443 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 22:23:30,443 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 [2021-08-22 22:23:30,518 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-08-22 22:23:30,518 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 26 treesize of output 26 [2021-08-22 22:23:30,524 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 23 treesize of output 22 [2021-08-22 22:23:30,630 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 18 treesize of output 14 [2021-08-22 22:23:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:30,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514808190] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:30,700 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:23:30,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 14 [2021-08-22 22:23:30,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057402176] [2021-08-22 22:23:30,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 22:23:30,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:30,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 22:23:30,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-08-22 22:23:30,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:30,701 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:30,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 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) [2021-08-22 22:23:30,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:30,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:30,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:30,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:30,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:30,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:30,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:30,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 22:23:31,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:31,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:31,193 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:31,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:31,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1082110863, now seen corresponding path program 1 times [2021-08-22 22:23:31,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:31,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088104971] [2021-08-22 22:23:31,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:31,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:31,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:31,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088104971] [2021-08-22 22:23:31,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088104971] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:31,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009544919] [2021-08-22 22:23:31,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:31,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:31,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:31,294 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) [2021-08-22 22:23:31,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 22:23:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:31,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:23:31,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:23:31,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009544919] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:31,733 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:31,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-08-22 22:23:31,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095184454] [2021-08-22 22:23:31,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 22:23:31,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:31,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 22:23:31,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-08-22 22:23:31,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:31,737 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:31,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 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) [2021-08-22 22:23:31,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:31,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:31,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:31,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 22:23:31,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 22:23:31,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:31,874 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:23:31,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:32,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:32,098 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-08-22 22:23:32,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:23:32,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:32,101 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) [2021-08-22 22:23:32,102 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 [2021-08-22 22:23:32,104 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 22:23:32,105 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 [2021-08-22 22:23:32,105 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-22 22:23:32,110 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:32,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:32,110 INFO L82 PathProgramCache]: Analyzing trace with hash -860221535, now seen corresponding path program 1 times [2021-08-22 22:23:32,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:32,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647483400] [2021-08-22 22:23:32,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:32,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:32,129 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:32,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647483400] [2021-08-22 22:23:32,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647483400] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:32,129 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:32,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 22:23:32,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840706774] [2021-08-22 22:23:32,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 22:23:32,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:32,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 22:23:32,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 22:23:32,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,131 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:32,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-08-22 22:23:32,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 22:23:32,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:32,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:32,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1484936137, now seen corresponding path program 1 times [2021-08-22 22:23:32,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:32,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431316527] [2021-08-22 22:23:32,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:32,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:32,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:32,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431316527] [2021-08-22 22:23:32,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431316527] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:32,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:32,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 22:23:32,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380607185] [2021-08-22 22:23:32,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:23:32,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:32,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:23:32,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 22:23:32,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,156 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:32,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-08-22 22:23:32,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:32,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 22:23:32,167 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:32,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:32,167 INFO L82 PathProgramCache]: Analyzing trace with hash 2080914494, now seen corresponding path program 1 times [2021-08-22 22:23:32,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:32,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921493693] [2021-08-22 22:23:32,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:32,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:32,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:32,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921493693] [2021-08-22 22:23:32,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921493693] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:32,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558304420] [2021-08-22 22:23:32,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:32,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:32,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:32,209 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:23:32,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 22:23:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:32,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-22 22:23:32,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:23:32,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558304420] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:32,511 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:23:32,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-22 22:23:32,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245236538] [2021-08-22 22:23:32,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:23:32,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:32,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:23:32,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-22 22:23:32,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,512 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:32,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2021-08-22 22:23:32,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:32,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:32,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:32,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:32,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:32,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:32,992 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:32,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:32,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1957690639, now seen corresponding path program 1 times [2021-08-22 22:23:32,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:32,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117195826] [2021-08-22 22:23:32,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:32,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:33,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:23:33,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:33,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117195826] [2021-08-22 22:23:33,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117195826] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:33,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634478304] [2021-08-22 22:23:33,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:33,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:33,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:33,030 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) [2021-08-22 22:23:33,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 22:23:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:33,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:23:33,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:23:33,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634478304] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:33,381 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:33,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:23:33,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989052442] [2021-08-22 22:23:33,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:23:33,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:33,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:23:33,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:23:33,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:33,383 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:33,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) [2021-08-22 22:23:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:33,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:33,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:33,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:33,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:33,630 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:33,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:33,630 INFO L82 PathProgramCache]: Analyzing trace with hash 156271626, now seen corresponding path program 2 times [2021-08-22 22:23:33,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:33,630 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033077355] [2021-08-22 22:23:33,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:33,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:33,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:33,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:33,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033077355] [2021-08-22 22:23:33,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033077355] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:33,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615679381] [2021-08-22 22:23:33,678 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:33,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:33,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:33,679 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) [2021-08-22 22:23:33,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 22:23:33,901 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:23:33,901 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:33,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:23:33,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:34,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:34,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [615679381] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:34,079 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:34,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:23:34,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928874700] [2021-08-22 22:23:34,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:23:34,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:34,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:23:34,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:23:34,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,080 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:34,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-08-22 22:23:34,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:34,339 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,SelfDestructingSolverStorable9 [2021-08-22 22:23:34,339 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:34,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:34,340 INFO L82 PathProgramCache]: Analyzing trace with hash -39601422, now seen corresponding path program 1 times [2021-08-22 22:23:34,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:34,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990284452] [2021-08-22 22:23:34,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:34,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:34,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:34,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990284452] [2021-08-22 22:23:34,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990284452] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:34,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653716454] [2021-08-22 22:23:34,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:34,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:34,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:34,399 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) [2021-08-22 22:23:34,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 22:23:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:34,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:23:34,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:34,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653716454] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:34,828 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:34,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-22 22:23:34,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251817272] [2021-08-22 22:23:34,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 22:23:34,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:34,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 22:23:34,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-22 22:23:34,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,831 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:34,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 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) [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:34,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:34,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:35,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:35,105 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:35,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:35,105 INFO L82 PathProgramCache]: Analyzing trace with hash -239423349, now seen corresponding path program 2 times [2021-08-22 22:23:35,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:35,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059129478] [2021-08-22 22:23:35,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:35,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:35,174 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:35,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059129478] [2021-08-22 22:23:35,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059129478] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:35,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78988389] [2021-08-22 22:23:35,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:35,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:35,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:35,176 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) [2021-08-22 22:23:35,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 22:23:35,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:23:35,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:35,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 22:23:35,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:35,623 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:35,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78988389] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:35,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:35,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-22 22:23:35,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840290845] [2021-08-22 22:23:35,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 22:23:35,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:35,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 22:23:35,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-22 22:23:35,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:35,626 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:35,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 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) [2021-08-22 22:23:35,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:35,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:35,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:35,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:35,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:35,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:35,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:35,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:35,928 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,SelfDestructingSolverStorable11 [2021-08-22 22:23:35,929 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:35,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:35,929 INFO L82 PathProgramCache]: Analyzing trace with hash 868897426, now seen corresponding path program 3 times [2021-08-22 22:23:35,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:35,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878700702] [2021-08-22 22:23:35,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:35,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:36,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:36,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878700702] [2021-08-22 22:23:36,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878700702] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:36,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245164357] [2021-08-22 22:23:36,022 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:23:36,022 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:36,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:36,023 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) [2021-08-22 22:23:36,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 22:23:36,303 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-22 22:23:36,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:36,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 22:23:36,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:36,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245164357] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:36,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:36,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-22 22:23:36,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270818671] [2021-08-22 22:23:36,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 22:23:36,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:36,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 22:23:36,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-22 22:23:36,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:36,541 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:36,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 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) [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:36,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:36,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:36,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:36,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:36,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:36,865 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,SelfDestructingSolverStorable12 [2021-08-22 22:23:36,865 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:36,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:36,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1612831979, now seen corresponding path program 4 times [2021-08-22 22:23:36,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:36,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404337854] [2021-08-22 22:23:36,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:36,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:36,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:36,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404337854] [2021-08-22 22:23:36,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404337854] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:36,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544716712] [2021-08-22 22:23:36,982 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 22:23:36,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:36,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:36,988 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:23:36,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-22 22:23:37,302 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 22:23:37,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:37,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-22 22:23:37,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:37,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544716712] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:37,527 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:37,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-08-22 22:23:37,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36725316] [2021-08-22 22:23:37,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 22:23:37,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:37,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 22:23:37,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-08-22 22:23:37,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:37,528 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:37,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.6) internal successors, (69), 15 states have internal predecessors, (69), 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) [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:37,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:37,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:37,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:37,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:37,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-22 22:23:37,885 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:37,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:37,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1724899890, now seen corresponding path program 5 times [2021-08-22 22:23:37,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:37,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209397706] [2021-08-22 22:23:37,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:37,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:38,023 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:38,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:38,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209397706] [2021-08-22 22:23:38,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209397706] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:38,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805145525] [2021-08-22 22:23:38,024 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 22:23:38,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:38,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:38,025 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:23:38,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-22 22:23:38,327 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-22 22:23:38,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:38,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 22:23:38,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:38,553 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:38,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805145525] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:38,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:38,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-22 22:23:38,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591286442] [2021-08-22 22:23:38,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 22:23:38,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:38,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 22:23:38,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-22 22:23:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:38,555 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:38,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 states have internal predecessors, (74), 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) [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:38,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:38,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:38,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:38,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:38,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:38,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:38,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:38,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:38,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-22 22:23:38,986 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:38,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:38,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1581584715, now seen corresponding path program 6 times [2021-08-22 22:23:38,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:38,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871018606] [2021-08-22 22:23:38,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:38,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:39,162 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:39,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:39,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871018606] [2021-08-22 22:23:39,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871018606] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:39,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643466505] [2021-08-22 22:23:39,163 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 22:23:39,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:39,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:39,164 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) [2021-08-22 22:23:39,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-22 22:23:39,539 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-08-22 22:23:39,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:39,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 22:23:39,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:39,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643466505] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:39,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:39,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-08-22 22:23:39,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317360205] [2021-08-22 22:23:39,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 22:23:39,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:39,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 22:23:39,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-08-22 22:23:39,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:39,828 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:39,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.157894736842105) internal successors, (79), 19 states have internal predecessors, (79), 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) [2021-08-22 22:23:39,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:39,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:40,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:40,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:23:40,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:40,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:40,265 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:40,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:40,265 INFO L82 PathProgramCache]: Analyzing trace with hash 643721682, now seen corresponding path program 7 times [2021-08-22 22:23:40,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:40,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122442993] [2021-08-22 22:23:40,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:40,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:40,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:40,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122442993] [2021-08-22 22:23:40,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122442993] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:40,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914387757] [2021-08-22 22:23:40,474 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 22:23:40,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:40,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:40,474 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:23:40,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-22 22:23:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:40,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-22 22:23:40,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:41,082 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:41,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914387757] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:41,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:41,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-08-22 22:23:41,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523615707] [2021-08-22 22:23:41,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 22:23:41,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:41,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 22:23:41,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-22 22:23:41,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:41,084 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:41,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.0) internal successors, (84), 21 states have internal predecessors, (84), 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) [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:41,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:41,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:41,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:23:41,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:41,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:23:41,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:23:41,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:41,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-22 22:23:41,601 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:41,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:41,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1766175317, now seen corresponding path program 8 times [2021-08-22 22:23:41,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:41,601 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827305487] [2021-08-22 22:23:41,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:41,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:41,834 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:41,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:41,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827305487] [2021-08-22 22:23:41,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827305487] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:41,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384301255] [2021-08-22 22:23:41,835 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:41,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:41,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:41,842 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) [2021-08-22 22:23:41,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-22 22:23:42,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:23:42,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:42,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 22:23:42,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-22 22:23:42,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384301255] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:42,535 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:42,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-08-22 22:23:42,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43982891] [2021-08-22 22:23:42,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 22:23:42,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:42,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 22:23:42,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-08-22 22:23:42,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:42,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:42,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.869565217391304) internal successors, (89), 23 states have internal predecessors, (89), 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) [2021-08-22 22:23:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:23:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:23:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:23:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:23:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:23:42,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:43,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-22 22:23:43,050 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:23:43,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:43,050 INFO L82 PathProgramCache]: Analyzing trace with hash -174069390, now seen corresponding path program 9 times [2021-08-22 22:23:43,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:43,050 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786434870] [2021-08-22 22:23:43,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:43,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:23:43,077 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 22:23:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:23:43,131 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 22:23:43,131 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 22:23:43,131 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 22:23:43,132 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:23:43,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-22 22:23:43,137 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-08-22 22:23:43,137 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-22 22:23:43,137 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-22 22:23:43,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,179 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,180 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,181 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,182 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,183 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,184 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,185 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,186 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,187 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,188 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,189 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,190 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,191 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,192 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,194 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,195 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:23:43,198 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-22 22:23:43,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:23:43,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:43,200 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 22:23:43,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2021-08-22 22:23:43,203 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2021-08-22 22:23:43,204 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 [2021-08-22 22:23:43,204 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-22 22:23:43,678 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:43,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:43,679 INFO L82 PathProgramCache]: Analyzing trace with hash 2011900735, now seen corresponding path program 1 times [2021-08-22 22:23:43,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:43,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036671246] [2021-08-22 22:23:43,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:43,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-08-22 22:23:43,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:43,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036671246] [2021-08-22 22:23:43,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036671246] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:43,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:43,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 22:23:43,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566798556] [2021-08-22 22:23:43,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 22:23:43,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:43,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 22:23:43,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 22:23:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:43,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:43,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 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) [2021-08-22 22:23:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-22 22:23:48,785 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:48,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:48,786 INFO L82 PathProgramCache]: Analyzing trace with hash -559725854, now seen corresponding path program 1 times [2021-08-22 22:23:48,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:48,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253004891] [2021-08-22 22:23:48,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:48,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:48,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:48,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253004891] [2021-08-22 22:23:48,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253004891] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:48,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:23:48,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 22:23:48,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292547487] [2021-08-22 22:23:48,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:23:48,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:48,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:23:48,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 22:23:48,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,808 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:48,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-08-22 22:23:48,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:48,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:48,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-22 22:23:48,819 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:48,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:48,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1994166890, now seen corresponding path program 1 times [2021-08-22 22:23:48,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:48,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509513440] [2021-08-22 22:23:48,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:48,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:48,850 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:48,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509513440] [2021-08-22 22:23:48,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509513440] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:48,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451789481] [2021-08-22 22:23:48,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:48,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:48,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:48,857 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) [2021-08-22 22:23:48,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-22 22:23:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:49,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:23:49,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:49,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:49,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451789481] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:49,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:49,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:23:49,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255190267] [2021-08-22 22:23:49,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:23:49,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:49,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:23:49,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:23:49,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:49,564 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:49,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-08-22 22:23:49,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:49,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:49,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:49,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:49,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:49,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:49,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:49,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:49,794 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:49,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:49,794 INFO L82 PathProgramCache]: Analyzing trace with hash -785401886, now seen corresponding path program 2 times [2021-08-22 22:23:49,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:49,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166105509] [2021-08-22 22:23:49,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:49,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:23:49,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:49,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166105509] [2021-08-22 22:23:49,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166105509] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:49,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25693354] [2021-08-22 22:23:49,851 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:49,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:49,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:49,869 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) [2021-08-22 22:23:49,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-22 22:23:50,295 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-08-22 22:23:50,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:50,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 22:23:50,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:50,332 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 [2021-08-22 22:23:50,345 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 7 treesize of output 6 [2021-08-22 22:23:50,528 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 22:23:50,529 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 [2021-08-22 22:23:50,590 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-08-22 22:23:50,590 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 26 treesize of output 26 [2021-08-22 22:23:50,593 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 23 treesize of output 22 [2021-08-22 22:23:50,668 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 18 treesize of output 14 [2021-08-22 22:23:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:50,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25693354] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:23:50,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:23:50,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 14 [2021-08-22 22:23:50,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771425846] [2021-08-22 22:23:50,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 22:23:50,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:50,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 22:23:50,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-08-22 22:23:50,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:50,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:50,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 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) [2021-08-22 22:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:51,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:51,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:51,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:51,821 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:51,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:51,822 INFO L82 PathProgramCache]: Analyzing trace with hash 459102549, now seen corresponding path program 1 times [2021-08-22 22:23:51,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:51,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468789750] [2021-08-22 22:23:51,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:51,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:23:51,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:51,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468789750] [2021-08-22 22:23:51,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468789750] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:51,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759372088] [2021-08-22 22:23:51,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:51,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:51,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:51,885 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) [2021-08-22 22:23:51,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-22 22:23:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:52,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:23:52,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:23:52,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759372088] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:52,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:52,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-08-22 22:23:52,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774340376] [2021-08-22 22:23:52,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 22:23:52,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:52,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 22:23:52,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-08-22 22:23:52,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:52,728 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:52,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 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) [2021-08-22 22:23:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:52,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:52,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:52,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2021-08-22 22:23:53,056 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,SelfDestructingSolverStorable23 [2021-08-22 22:23:53,056 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:53,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:53,057 INFO L82 PathProgramCache]: Analyzing trace with hash 365645146, now seen corresponding path program 1 times [2021-08-22 22:23:53,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:53,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706765259] [2021-08-22 22:23:53,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:53,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:23:53,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:53,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706765259] [2021-08-22 22:23:53,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706765259] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:53,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348011739] [2021-08-22 22:23:53,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:53,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:53,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:53,137 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:23:53,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-22 22:23:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:53,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 22:23:53,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:23:53,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348011739] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:53,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:53,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-22 22:23:53,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42301166] [2021-08-22 22:23:53,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 22:23:53,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:53,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 22:23:53,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-22 22:23:53,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:53,935 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:53,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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) [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:53,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:54,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:54,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:54,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-22 22:23:54,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-22 22:23:54,242 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:54,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:54,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1387573986, now seen corresponding path program 2 times [2021-08-22 22:23:54,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:54,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406188723] [2021-08-22 22:23:54,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:54,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:23:54,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:54,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406188723] [2021-08-22 22:23:54,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406188723] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:54,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493968255] [2021-08-22 22:23:54,330 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:54,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:54,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:54,331 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) [2021-08-22 22:23:54,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-22 22:23:55,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:23:55,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:55,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 22:23:55,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:23:55,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493968255] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:55,296 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:55,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-22 22:23:55,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866051436] [2021-08-22 22:23:55,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 22:23:55,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:55,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 22:23:55,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-22 22:23:55,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:55,298 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:55,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 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) [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:55,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:55,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-08-22 22:23:55,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-22 22:23:55,589 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:55,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:55,590 INFO L82 PathProgramCache]: Analyzing trace with hash 16089690, now seen corresponding path program 3 times [2021-08-22 22:23:55,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:55,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355273233] [2021-08-22 22:23:55,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:55,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:23:55,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:55,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355273233] [2021-08-22 22:23:55,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355273233] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:55,713 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30042620] [2021-08-22 22:23:55,713 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:23:55,713 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:55,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:55,725 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) [2021-08-22 22:23:55,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-22 22:23:56,308 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 22:23:56,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:56,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:23:56,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-08-22 22:23:56,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30042620] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:56,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:56,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2021-08-22 22:23:56,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754572917] [2021-08-22 22:23:56,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-22 22:23:56,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:56,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-22 22:23:56,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-08-22 22:23:56,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:56,666 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:56,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.722222222222221) internal successors, (157), 18 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) [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:56,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:57,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:57,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:57,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:57,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:57,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:57,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:57,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:57,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:23:57,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2021-08-22 22:23:57,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:57,259 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:57,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:57,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1818177832, now seen corresponding path program 1 times [2021-08-22 22:23:57,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:57,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053443029] [2021-08-22 22:23:57,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:57,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:23:57,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:57,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053443029] [2021-08-22 22:23:57,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053443029] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:57,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802297467] [2021-08-22 22:23:57,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:57,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:57,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:57,396 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) [2021-08-22 22:23:57,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-22 22:23:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:58,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 22:23:58,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:23:58,391 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:23:58,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802297467] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:58,391 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:23:58,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-22 22:23:58,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524347532] [2021-08-22 22:23:58,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 22:23:58,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:23:58,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 22:23:58,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-22 22:23:58,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:58,393 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:23:58,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 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) [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:23:58,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:23:58,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:23:58,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-08-22 22:23:58,776 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,SelfDestructingSolverStorable27 [2021-08-22 22:23:58,777 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:23:58,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:23:58,777 INFO L82 PathProgramCache]: Analyzing trace with hash 91608672, now seen corresponding path program 2 times [2021-08-22 22:23:58,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:23:58,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990470843] [2021-08-22 22:23:58,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:23:58,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:23:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:23:58,929 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:23:58,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:23:58,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990470843] [2021-08-22 22:23:58,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990470843] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:23:58,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315729635] [2021-08-22 22:23:58,930 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:23:58,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:23:58,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:23:58,931 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) [2021-08-22 22:23:58,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-22 22:23:59,633 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:23:59,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:23:59,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 22:23:59,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:00,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315729635] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:00,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:00,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-08-22 22:24:00,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874818311] [2021-08-22 22:24:00,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 22:24:00,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:00,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 22:24:00,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-08-22 22:24:00,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:00,026 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:00,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.684210526315789) internal successors, (127), 19 states have internal predecessors, (127), 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) [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:00,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:00,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:00,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:00,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-22 22:24:00,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-22 22:24:00,454 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:00,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:00,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1254114264, now seen corresponding path program 3 times [2021-08-22 22:24:00,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:00,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23515581] [2021-08-22 22:24:00,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:00,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:00,668 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:00,668 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:00,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23515581] [2021-08-22 22:24:00,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23515581] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:00,669 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307509520] [2021-08-22 22:24:00,669 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:24:00,669 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:00,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:00,670 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) [2021-08-22 22:24:00,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-22 22:24:01,500 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 22:24:01,500 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:24:01,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-22 22:24:01,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:01,524 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 [2021-08-22 22:24:01,561 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 22:24:01,562 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 [2021-08-22 22:24:01,834 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 [2021-08-22 22:24:02,097 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-08-22 22:24:02,098 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 [2021-08-22 22:24:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-08-22 22:24:02,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307509520] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:02,306 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:24:02,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [19] total 24 [2021-08-22 22:24:02,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411590406] [2021-08-22 22:24:02,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:24:02,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:02,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:24:02,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2021-08-22 22:24:02,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:02,307 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:02,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 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) [2021-08-22 22:24:02,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:02,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:02,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:02,505 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-08-22 22:24:02,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:02,684 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:02,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:02,685 INFO L82 PathProgramCache]: Analyzing trace with hash 2045576665, now seen corresponding path program 1 times [2021-08-22 22:24:02,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:02,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872380278] [2021-08-22 22:24:02,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:02,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:02,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:02,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872380278] [2021-08-22 22:24:02,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872380278] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:02,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745749917] [2021-08-22 22:24:02,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:02,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:02,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:02,881 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) [2021-08-22 22:24:02,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-22 22:24:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:03,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-22 22:24:03,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:04,211 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:04,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745749917] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:04,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:04,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-08-22 22:24:04,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029502655] [2021-08-22 22:24:04,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 22:24:04,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:04,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 22:24:04,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-22 22:24:04,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:04,213 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:04,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.428571428571429) internal successors, (135), 21 states have internal predecessors, (135), 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) [2021-08-22 22:24:04,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:04,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:04,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:04,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-22 22:24:04,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:04,681 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:04,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:04,681 INFO L82 PathProgramCache]: Analyzing trace with hash 2022603601, now seen corresponding path program 2 times [2021-08-22 22:24:04,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:04,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396984377] [2021-08-22 22:24:04,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:04,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:04,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:04,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396984377] [2021-08-22 22:24:04,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396984377] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:04,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715061556] [2021-08-22 22:24:04,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:24:04,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:04,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:04,917 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) [2021-08-22 22:24:04,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-22 22:24:05,848 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:24:05,848 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:24:05,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 22:24:05,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-22 22:24:06,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715061556] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:06,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:06,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-08-22 22:24:06,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768934665] [2021-08-22 22:24:06,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 22:24:06,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:06,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 22:24:06,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-08-22 22:24:06,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:06,263 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:06,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.086956521739131) internal successors, (140), 23 states have internal predecessors, (140), 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) [2021-08-22 22:24:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:06,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:06,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:06,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:06,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-22 22:24:06,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:06,761 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:06,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:06,761 INFO L82 PathProgramCache]: Analyzing trace with hash -363613991, now seen corresponding path program 3 times [2021-08-22 22:24:06,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:06,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784056697] [2021-08-22 22:24:06,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:06,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:32,178 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 232 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:24:32,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:32,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784056697] [2021-08-22 22:24:32,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784056697] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:32,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009356966] [2021-08-22 22:24:32,179 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:24:32,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:32,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:32,183 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:24:32,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-22 22:24:33,097 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 22:24:33,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:24:33,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 32 conjunts are in the unsatisfiable core [2021-08-22 22:24:33,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:33,144 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 [2021-08-22 22:24:33,169 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 7 treesize of output 6 [2021-08-22 22:24:33,653 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 22:24:33,654 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 [2021-08-22 22:24:33,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-08-22 22:24:33,720 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 19 treesize of output 18 [2021-08-22 22:24:33,853 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 16 treesize of output 12 [2021-08-22 22:24:34,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-08-22 22:24:34,129 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 19 treesize of output 18 [2021-08-22 22:24:34,258 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-08-22 22:24:34,259 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 26 treesize of output 26 [2021-08-22 22:24:34,262 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 23 treesize of output 22 [2021-08-22 22:24:34,428 INFO L354 Elim1Store]: treesize reduction 8, result has 55.6 percent of original size [2021-08-22 22:24:34,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 25 treesize of output 17 [2021-08-22 22:24:34,621 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 27 [2021-08-22 22:24:36,653 WARN L860 $PredicateComparison]: unable to prove that (exists ((t_funThread2of2ForFork0_~i~0 Int) (|t_funThread2of2ForFork0_#t~post39| Int)) (and (not (= (* 28 c_t_funThread1of2ForFork0_~i~0) (* 28 t_funThread2of2ForFork0_~i~0))) (= (select |c_#memory_int| |c_~#a~0.base|) (store ((as const (Array Int Int)) 0) (+ (* t_funThread2of2ForFork0_~i~0 28) |c_~#a~0.offset|) (+ |t_funThread2of2ForFork0_#t~post39| 1))))) is different from true [2021-08-22 22:24:36,773 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 35 treesize of output 31 [2021-08-22 22:24:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-08-22 22:24:36,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009356966] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:36,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:24:36,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [42] total 57 [2021-08-22 22:24:36,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834236720] [2021-08-22 22:24:36,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-22 22:24:36,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:36,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-22 22:24:36,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=2780, Unknown=1, NotChecked=108, Total=3192 [2021-08-22 22:24:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:36,946 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:36,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.555555555555555) internal successors, (100), 18 states have internal predecessors, (100), 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) [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:36,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:43,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:43,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:24:43,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2021-08-22 22:24:43,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:43,850 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:43,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:43,851 INFO L82 PathProgramCache]: Analyzing trace with hash -2099436848, now seen corresponding path program 1 times [2021-08-22 22:24:43,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:43,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067149286] [2021-08-22 22:24:43,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:43,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-08-22 22:24:44,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:44,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067149286] [2021-08-22 22:24:44,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067149286] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:44,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:24:44,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-22 22:24:44,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477474689] [2021-08-22 22:24:44,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-22 22:24:44,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:44,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-22 22:24:44,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-08-22 22:24:44,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:44,272 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:44,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 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) [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:44,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:44,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:24:44,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:45,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:45,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 22:24:45,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-22 22:24:45,254 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:45,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:45,254 INFO L82 PathProgramCache]: Analyzing trace with hash 52724994, now seen corresponding path program 2 times [2021-08-22 22:24:45,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:45,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900868881] [2021-08-22 22:24:45,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:45,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:45,655 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-08-22 22:24:45,655 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:45,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900868881] [2021-08-22 22:24:45,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900868881] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:45,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1468569151] [2021-08-22 22:24:45,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:24:45,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:45,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:45,656 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:24:45,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-22 22:24:46,711 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:24:46,711 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:24:46,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 22 conjunts are in the unsatisfiable core [2021-08-22 22:24:46,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:46,745 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 [2021-08-22 22:24:46,753 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 7 treesize of output 6 [2021-08-22 22:24:47,165 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-22 22:24:47,165 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 [2021-08-22 22:24:47,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-08-22 22:24:47,202 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 19 treesize of output 18 [2021-08-22 22:24:47,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-08-22 22:24:47,371 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 19 treesize of output 18 [2021-08-22 22:24:47,630 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 25 [2021-08-22 22:24:47,738 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-08-22 22:24:47,739 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 53 treesize of output 51 [2021-08-22 22:24:47,742 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 51 treesize of output 50 [2021-08-22 22:24:47,803 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 45 treesize of output 40 [2021-08-22 22:24:47,843 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 32 treesize of output 28 [2021-08-22 22:24:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-08-22 22:24:47,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1468569151] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:47,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:47,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 25 [2021-08-22 22:24:47,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351332306] [2021-08-22 22:24:47,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 22:24:47,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:47,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 22:24:47,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2021-08-22 22:24:47,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:47,916 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:47,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 5.44) internal successors, (136), 25 states have internal predecessors, (136), 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) [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:47,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 22:24:47,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:48,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 22:24:48,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:24:48,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-08-22 22:24:48,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-08-22 22:24:48,759 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 22:24:48,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:48,759 INFO L82 PathProgramCache]: Analyzing trace with hash 127418789, now seen corresponding path program 4 times [2021-08-22 22:24:48,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:48,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115511320] [2021-08-22 22:24:48,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:48,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:49,954 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-08-22 22:24:49,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:49,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115511320] [2021-08-22 22:24:49,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115511320] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:49,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:24:49,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-08-22 22:24:49,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96040001] [2021-08-22 22:24:49,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 22:24:49,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:49,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 22:24:49,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=497, Unknown=0, NotChecked=0, Total=600 [2021-08-22 22:24:49,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:49,956 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:49,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.0) internal successors, (100), 25 states have internal predecessors, (100), 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) [2021-08-22 22:24:49,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:49,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:24:49,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:24:52,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:24:52,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:24:52,932 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:24:52,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-08-22 22:24:52,933 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-08-22 22:24:52,934 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:24:52,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:52,942 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 22:24:52,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (32)] Waiting until timeout for monitored process [2021-08-22 22:24:52,949 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 22:24:52,950 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 [2021-08-22 22:24:52,950 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-22 22:24:52,953 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:24:52,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:52,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1671647746, now seen corresponding path program 1 times [2021-08-22 22:24:52,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:52,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060944001] [2021-08-22 22:24:52,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:52,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:24:52,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:52,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060944001] [2021-08-22 22:24:52,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060944001] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:52,968 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:24:52,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 22:24:52,968 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144813397] [2021-08-22 22:24:52,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 22:24:52,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:52,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 22:24:52,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 22:24:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:52,969 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:52,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-08-22 22:24:52,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:52,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:52,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-08-22 22:24:52,971 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:24:52,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:52,971 INFO L82 PathProgramCache]: Analyzing trace with hash 397852375, now seen corresponding path program 1 times [2021-08-22 22:24:52,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:52,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176064916] [2021-08-22 22:24:52,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:52,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:24:53,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:53,008 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176064916] [2021-08-22 22:24:53,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176064916] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:53,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:24:53,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 22:24:53,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944381483] [2021-08-22 22:24:53,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:24:53,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:53,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:24:53,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 22:24:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:53,009 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:53,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-08-22 22:24:53,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:53,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:53,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-08-22 22:24:53,019 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:24:53,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:53,019 INFO L82 PathProgramCache]: Analyzing trace with hash 508567135, now seen corresponding path program 1 times [2021-08-22 22:24:53,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:53,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412636975] [2021-08-22 22:24:53,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:53,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:24:53,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:53,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412636975] [2021-08-22 22:24:53,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412636975] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:53,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109099126] [2021-08-22 22:24:53,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:53,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:53,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:53,054 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:24:53,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-22 22:24:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:54,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-22 22:24:54,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:24:54,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109099126] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:24:54,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:24:54,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-22 22:24:54,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52431249] [2021-08-22 22:24:54,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:24:54,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:54,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:24:54,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-22 22:24:54,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:54,287 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:54,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2021-08-22 22:24:54,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:54,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:54,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:54,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:54,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:54,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:54,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-22 22:24:54,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-08-22 22:24:54,832 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:24:54,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:54,832 INFO L82 PathProgramCache]: Analyzing trace with hash 109611021, now seen corresponding path program 1 times [2021-08-22 22:24:54,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:54,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454813780] [2021-08-22 22:24:54,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:54,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:24:54,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:54,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454813780] [2021-08-22 22:24:54,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454813780] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:54,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727845232] [2021-08-22 22:24:54,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:54,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:54,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:54,867 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:24:54,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-22 22:24:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:56,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:24:56,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:24:56,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727845232] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:56,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:56,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:24:56,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157456430] [2021-08-22 22:24:56,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:24:56,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:56,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:24:56,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:24:56,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:56,136 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:56,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) [2021-08-22 22:24:56,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:56,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:56,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:56,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:56,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:56,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:56,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:56,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:56,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2021-08-22 22:24:56,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-08-22 22:24:56,366 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:24:56,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:24:56,366 INFO L82 PathProgramCache]: Analyzing trace with hash -777836667, now seen corresponding path program 2 times [2021-08-22 22:24:56,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:24:56,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727259440] [2021-08-22 22:24:56,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:24:56,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:24:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:24:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:24:56,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:24:56,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727259440] [2021-08-22 22:24:56,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727259440] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:56,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [224580957] [2021-08-22 22:24:56,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:24:56,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:24:56,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:24:56,413 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:24:56,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-22 22:24:57,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:24:57,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:24:57,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:24:57,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:24:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:24:57,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [224580957] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:24:57,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:24:57,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:24:57,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59068602] [2021-08-22 22:24:57,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:24:57,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:24:57,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:24:57,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:24:57,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:57,735 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:24:57,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-08-22 22:24:57,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:24:57,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:57,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:24:57,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:24:57,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:04,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:04,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:04,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:04,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:04,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:04,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:04,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:04,302 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:04,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:04,303 INFO L82 PathProgramCache]: Analyzing trace with hash -101142510, now seen corresponding path program 1 times [2021-08-22 22:25:04,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:04,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782838106] [2021-08-22 22:25:04,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:04,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:04,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:04,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782838106] [2021-08-22 22:25:04,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782838106] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:04,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789953991] [2021-08-22 22:25:04,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:04,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:04,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:04,352 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:04,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-22 22:25:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:05,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:25:05,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:05,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789953991] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:05,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:05,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-22 22:25:05,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640426736] [2021-08-22 22:25:05,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 22:25:05,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:05,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 22:25:05,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-22 22:25:05,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:05,886 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:05,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 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) [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:05,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:06,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:06,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:06,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2021-08-22 22:25:06,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-08-22 22:25:06,227 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:06,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:06,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1395904102, now seen corresponding path program 2 times [2021-08-22 22:25:06,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:06,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658941483] [2021-08-22 22:25:06,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:06,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:06,295 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:06,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:06,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658941483] [2021-08-22 22:25:06,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658941483] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:06,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694945141] [2021-08-22 22:25:06,296 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:25:06,296 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:06,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:06,297 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:06,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-22 22:25:07,577 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:25:07,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:07,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 22:25:07,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:07,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694945141] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:07,796 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:07,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-22 22:25:07,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869408414] [2021-08-22 22:25:07,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 22:25:07,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:07,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 22:25:07,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-22 22:25:07,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:07,798 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:07,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 states have internal predecessors, (73), 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) [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:07,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:07,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:07,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:08,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:08,113 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:08,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:08,113 INFO L82 PathProgramCache]: Analyzing trace with hash -820746990, now seen corresponding path program 3 times [2021-08-22 22:25:08,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:08,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235329560] [2021-08-22 22:25:08,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:08,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:08,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:08,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235329560] [2021-08-22 22:25:08,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235329560] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:08,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593715339] [2021-08-22 22:25:08,210 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:25:08,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:08,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:08,213 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:08,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-22 22:25:09,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 22:25:09,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:09,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:25:09,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-08-22 22:25:09,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593715339] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:09,828 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:09,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-08-22 22:25:09,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051828908] [2021-08-22 22:25:09,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-22 22:25:09,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:09,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-22 22:25:09,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-08-22 22:25:09,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:09,829 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:09,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 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) [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:09,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:10,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:10,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:10,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:10,237 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:10,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:10,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1825982024, now seen corresponding path program 1 times [2021-08-22 22:25:10,238 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:10,238 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645527345] [2021-08-22 22:25:10,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:10,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:10,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:10,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645527345] [2021-08-22 22:25:10,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645527345] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:10,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783083229] [2021-08-22 22:25:10,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:10,349 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:10,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:10,350 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:10,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-22 22:25:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:11,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-22 22:25:11,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:11,871 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:11,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783083229] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:11,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:11,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-08-22 22:25:11,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934332229] [2021-08-22 22:25:11,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 22:25:11,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:11,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 22:25:11,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-08-22 22:25:11,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:11,872 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:11,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 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) [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:11,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:12,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:12,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:12,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-08-22 22:25:12,227 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:12,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:12,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1818983984, now seen corresponding path program 2 times [2021-08-22 22:25:12,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:12,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113749584] [2021-08-22 22:25:12,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:12,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:12,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:12,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113749584] [2021-08-22 22:25:12,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113749584] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:12,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116040907] [2021-08-22 22:25:12,356 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:25:12,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:12,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:12,357 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:12,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-22 22:25:13,635 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:25:13,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:13,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 22:25:13,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:13,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116040907] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:13,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:13,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-22 22:25:13,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610328566] [2021-08-22 22:25:13,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 22:25:13,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:13,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 22:25:13,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-22 22:25:13,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:13,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:13,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 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) [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:13,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:13,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:13,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:14,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:14,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:14,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:14,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:14,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:14,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:14,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2021-08-22 22:25:14,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-08-22 22:25:14,215 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:14,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:14,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1986643128, now seen corresponding path program 3 times [2021-08-22 22:25:14,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:14,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480190285] [2021-08-22 22:25:14,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:14,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:14,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:14,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480190285] [2021-08-22 22:25:14,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480190285] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:14,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898244433] [2021-08-22 22:25:14,377 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:25:14,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:14,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:14,380 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:14,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-22 22:25:15,731 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-22 22:25:15,731 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:15,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 22:25:15,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:15,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898244433] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:15,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:15,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-08-22 22:25:15,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415918426] [2021-08-22 22:25:15,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 22:25:15,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:15,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 22:25:15,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-08-22 22:25:15,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:15,961 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:15,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 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) [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:16,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:16,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:25:16,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2021-08-22 22:25:16,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-08-22 22:25:16,361 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:16,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:16,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1450857264, now seen corresponding path program 4 times [2021-08-22 22:25:16,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:16,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054467662] [2021-08-22 22:25:16,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:16,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:16,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:16,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054467662] [2021-08-22 22:25:16,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054467662] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:16,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284290792] [2021-08-22 22:25:16,548 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 22:25:16,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:16,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:16,553 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:16,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-22 22:25:17,912 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 22:25:17,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:17,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-22 22:25:17,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:18,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284290792] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:18,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:18,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-08-22 22:25:18,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508520465] [2021-08-22 22:25:18,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 22:25:18,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:18,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 22:25:18,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-22 22:25:18,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:18,159 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:18,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.0476190476190474) internal successors, (85), 21 states have internal predecessors, (85), 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) [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:25:18,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:18,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:18,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:18,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:18,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:18,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:25:18,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:25:18,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:18,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-08-22 22:25:18,593 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:18,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:18,593 INFO L82 PathProgramCache]: Analyzing trace with hash -492310456, now seen corresponding path program 5 times [2021-08-22 22:25:18,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:18,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792834724] [2021-08-22 22:25:18,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:18,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:18,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:18,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792834724] [2021-08-22 22:25:18,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792834724] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:18,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668126076] [2021-08-22 22:25:18,833 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 22:25:18,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:18,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:18,842 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:18,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-08-22 22:25:20,319 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-22 22:25:20,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:20,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 22:25:20,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-22 22:25:20,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1668126076] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:20,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:20,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-08-22 22:25:20,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058485624] [2021-08-22 22:25:20,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 22:25:20,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:20,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 22:25:20,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-08-22 22:25:20,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:20,589 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:20,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.9130434782608696) internal successors, (90), 23 states have internal predecessors, (90), 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) [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:25:20,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:20,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:20,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:20,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:20,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 22:25:20,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 22:25:20,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:21,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:21,081 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:21,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:21,081 INFO L82 PathProgramCache]: Analyzing trace with hash 809310160, now seen corresponding path program 6 times [2021-08-22 22:25:21,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:21,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637185955] [2021-08-22 22:25:21,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:21,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:25:21,100 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 22:25:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:25:21,121 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 22:25:21,121 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 22:25:21,121 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 22:25:21,121 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:25:21,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-08-22 22:25:21,123 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2021-08-22 22:25:21,123 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-22 22:25:21,123 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-22 22:25:21,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,139 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,145 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,155 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,159 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,165 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,170 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,177 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,178 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,178 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:25:21,182 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-22 22:25:21,183 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:25:21,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:21,184 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 22:25:21,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (44)] Waiting until timeout for monitored process [2021-08-22 22:25:21,188 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 22:25:21,188 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 [2021-08-22 22:25:21,188 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-22 22:25:21,192 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:21,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:21,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1514400182, now seen corresponding path program 1 times [2021-08-22 22:25:21,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:21,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439885585] [2021-08-22 22:25:21,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:21,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:25:21,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:21,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439885585] [2021-08-22 22:25:21,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439885585] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:25:21,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:25:21,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 22:25:21,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598594189] [2021-08-22 22:25:21,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 22:25:21,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:21,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 22:25:21,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 22:25:21,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,217 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:21,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-08-22 22:25:21,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-08-22 22:25:21,219 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:21,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:21,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1644586025, now seen corresponding path program 1 times [2021-08-22 22:25:21,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:21,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559834413] [2021-08-22 22:25:21,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:21,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:21,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:25:21,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:21,241 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559834413] [2021-08-22 22:25:21,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559834413] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:25:21,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:25:21,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 22:25:21,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645685457] [2021-08-22 22:25:21,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:25:21,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:21,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:25:21,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 22:25:21,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,242 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:21,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-08-22 22:25:21,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:21,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-08-22 22:25:21,251 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:21,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:21,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1660391591, now seen corresponding path program 1 times [2021-08-22 22:25:21,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:21,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844199047] [2021-08-22 22:25:21,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:21,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:25:21,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:21,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844199047] [2021-08-22 22:25:21,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844199047] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:21,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146912323] [2021-08-22 22:25:21,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:21,287 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:21,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:21,322 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:21,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-08-22 22:25:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:22,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-22 22:25:22,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:25:22,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146912323] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:25:22,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 22:25:22,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-22 22:25:22,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464598316] [2021-08-22 22:25:22,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 22:25:22,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:22,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 22:25:22,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-22 22:25:22,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:22,953 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:22,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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) [2021-08-22 22:25:22,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:22,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:22,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:23,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:23,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:23,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:23,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:23,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,45 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:23,539 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:23,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:23,540 INFO L82 PathProgramCache]: Analyzing trace with hash 614257904, now seen corresponding path program 1 times [2021-08-22 22:25:23,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:23,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465045020] [2021-08-22 22:25:23,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:23,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:23,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:25:23,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:23,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465045020] [2021-08-22 22:25:23,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465045020] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:23,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608356586] [2021-08-22 22:25:23,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:23,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:23,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:23,575 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:23,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-08-22 22:25:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:25,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:25:25,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:25,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 22:25:25,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608356586] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:25,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:25,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:25:25,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746393228] [2021-08-22 22:25:25,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:25:25,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:25,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:25:25,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:25:25,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:25,194 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:25,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) [2021-08-22 22:25:25,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:25,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:25,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:25,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:25,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:25,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:25,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-08-22 22:25:25,424 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:25,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:25,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1945937440, now seen corresponding path program 2 times [2021-08-22 22:25:25,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:25,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780596291] [2021-08-22 22:25:25,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:25,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:25:25,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:25,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780596291] [2021-08-22 22:25:25,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780596291] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:25,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088709682] [2021-08-22 22:25:25,458 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:25:25,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:25,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:25,460 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:25,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2021-08-22 22:25:26,969 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:25:26,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:26,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 22:25:26,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-22 22:25:27,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088709682] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:27,115 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:27,115 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 22:25:27,115 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434142342] [2021-08-22 22:25:27,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 22:25:27,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:27,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 22:25:27,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 22:25:27,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:27,116 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:27,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-08-22 22:25:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:27,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:33,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:33,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:33,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:33,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:33,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:33,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2021-08-22 22:25:33,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,47 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:33,649 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:33,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:33,650 INFO L82 PathProgramCache]: Analyzing trace with hash 2110127496, now seen corresponding path program 1 times [2021-08-22 22:25:33,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:33,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479926985] [2021-08-22 22:25:33,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:33,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:33,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:33,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479926985] [2021-08-22 22:25:33,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479926985] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:33,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850428768] [2021-08-22 22:25:33,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:33,702 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:33,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:33,703 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:33,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2021-08-22 22:25:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:35,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:25:35,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:35,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850428768] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:35,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:35,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-22 22:25:35,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439484900] [2021-08-22 22:25:35,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 22:25:35,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:35,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 22:25:35,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-22 22:25:35,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:35,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:35,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 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) [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:35,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:35,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:35,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:35,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2021-08-22 22:25:35,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,48 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:35,880 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:35,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:35,880 INFO L82 PathProgramCache]: Analyzing trace with hash 100902488, now seen corresponding path program 2 times [2021-08-22 22:25:35,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:35,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538281125] [2021-08-22 22:25:35,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:35,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:35,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:35,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538281125] [2021-08-22 22:25:35,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538281125] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:35,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755652475] [2021-08-22 22:25:35,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 22:25:35,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:35,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:35,950 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:35,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2021-08-22 22:25:37,560 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 22:25:37,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:37,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 22:25:37,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:37,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755652475] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:37,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:37,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-22 22:25:37,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103550507] [2021-08-22 22:25:37,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 22:25:37,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:37,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 22:25:37,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-22 22:25:37,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:37,743 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:37,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 states have internal predecessors, (73), 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) [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:37,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:37,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:37,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:37,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:37,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:37,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:37,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2021-08-22 22:25:38,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-08-22 22:25:38,012 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-22 22:25:38,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:25:38,012 INFO L82 PathProgramCache]: Analyzing trace with hash 754909064, now seen corresponding path program 3 times [2021-08-22 22:25:38,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:25:38,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340325113] [2021-08-22 22:25:38,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:25:38,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:25:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:25:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-22 22:25:38,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:25:38,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340325113] [2021-08-22 22:25:38,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340325113] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:38,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881431235] [2021-08-22 22:25:38,099 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 22:25:38,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 22:25:38,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:25:38,100 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 22:25:38,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-08-22 22:25:39,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 22:25:39,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 22:25:39,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 22:25:39,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 22:25:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-08-22 22:25:39,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881431235] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 22:25:39,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 22:25:39,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-08-22 22:25:39,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623193584] [2021-08-22 22:25:39,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-22 22:25:39,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:25:39,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-22 22:25:39,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-08-22 22:25:39,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:39,904 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:25:39,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 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) [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 22:25:39,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.