/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/fkp2013-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 03:22:48,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 03:22:48,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 03:22:48,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 03:22:48,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-23 03:22:48,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-23 03:22:48,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-23 03:22:48,344 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-Random42.epf [2021-08-23 03:22:48,379 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 03:22:48,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 03:22:48,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 03:22:48,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 03:22:48,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 03:22:48,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 03:22:48,383 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 03:22:48,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 03:22:48,383 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 03:22:48,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 03:22:48,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 03:22:48,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 03:22:48,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 03:22:48,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 03:22:48,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 03:22:48,389 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 03:22:48,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 03:22:48,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 03:22:48,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 03:22:48,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 03:22:48,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 03:22:48,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 03:22:48,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 03:22:48,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 03:22:48,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 03:22:48,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 03:22:48,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 03:22:48,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 03:22:48,392 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-23 03:22:48,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 03:22:48,392 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 03:22:48,392 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 03:22:48,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 03:22:48,393 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 03:22:48,393 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 03:22:48,393 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-23 03:22:48,393 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 03:22:48,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 03:22:48,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 03:22:48,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 03:22:48,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-23 03:22:48,760 INFO L275 PluginConnector]: CDTParser initialized [2021-08-23 03:22:48,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2013-1.i [2021-08-23 03:22:48,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f77e96a/966fe5d9f5044f9895f5afe0d310ca61/FLAG78631c5f6 [2021-08-23 03:22:49,303 INFO L306 CDTParser]: Found 1 translation units. [2021-08-23 03:22:49,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013-1.i [2021-08-23 03:22:49,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f77e96a/966fe5d9f5044f9895f5afe0d310ca61/FLAG78631c5f6 [2021-08-23 03:22:49,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f77e96a/966fe5d9f5044f9895f5afe0d310ca61 [2021-08-23 03:22:49,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 03:22:49,825 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-23 03:22:49,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-23 03:22:49,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-23 03:22:49,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-23 03:22:49,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:22:49" (1/1) ... [2021-08-23 03:22:49,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632b95ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:49, skipping insertion in model container [2021-08-23 03:22:49,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 03:22:49" (1/1) ... [2021-08-23 03:22:49,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-23 03:22:49,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-23 03:22:50,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013-1.i[30003,30016] [2021-08-23 03:22:50,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 03:22:50,169 INFO L203 MainTranslator]: Completed pre-run [2021-08-23 03:22:50,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013-1.i[30003,30016] [2021-08-23 03:22:50,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 03:22:50,256 INFO L208 MainTranslator]: Completed translation [2021-08-23 03:22:50,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50 WrapperNode [2021-08-23 03:22:50,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-23 03:22:50,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 03:22:50,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 03:22:50,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 03:22:50,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 03:22:50,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 03:22:50,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 03:22:50,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 03:22:50,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 03:22:50,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 03:22:50,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 03:22:50,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 03:22:50,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (1/1) ... [2021-08-23 03:22:50,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 03:22:50,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:50,386 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) [2021-08-23 03:22:50,388 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 [2021-08-23 03:22:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-08-23 03:22:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-08-23 03:22:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-08-23 03:22:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-08-23 03:22:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-23 03:22:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-23 03:22:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-23 03:22:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-23 03:22:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 03:22:50,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 03:22:50,422 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 03:22:50,793 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 03:22:50,793 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-23 03:22:50,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 03:22:50 BoogieIcfgContainer [2021-08-23 03:22:50,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 03:22:50,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 03:22:50,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 03:22:50,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 03:22:50,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 03:22:49" (1/3) ... [2021-08-23 03:22:50,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc11a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 03:22:50, skipping insertion in model container [2021-08-23 03:22:50,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 03:22:50" (2/3) ... [2021-08-23 03:22:50,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc11a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 03:22:50, skipping insertion in model container [2021-08-23 03:22:50,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 03:22:50" (3/3) ... [2021-08-23 03:22:50,803 INFO L111 eAbstractionObserver]: Analyzing ICFG fkp2013-1.i [2021-08-23 03:22:50,809 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 03:22:50,809 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 03:22:50,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-23 03:22:50,810 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 03:22:50,843 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,844 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,844 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,844 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,845 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,846 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,846 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,846 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,846 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,846 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,847 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,847 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,847 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,848 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,849 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,849 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,849 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,849 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,849 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,850 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,850 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,851 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,851 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,851 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,852 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,852 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,852 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,853 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,853 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,853 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,853 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,854 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,857 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,858 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,858 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,858 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,858 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:50,869 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:22:50,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:50,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:50,921 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) [2021-08-23 03:22:50,922 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 [2021-08-23 03:22:50,954 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork1 ======== [2021-08-23 03:22:50,961 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 [2021-08-23 03:22:50,961 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:51,089 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:51,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:51,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1026632548, now seen corresponding path program 1 times [2021-08-23 03:22:51,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:51,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274638305] [2021-08-23 03:22:51,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:51,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:22:51,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:51,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274638305] [2021-08-23 03:22:51,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274638305] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:22:51,440 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:22:51,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-23 03:22:51,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763911768] [2021-08-23 03:22:51,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-23 03:22:51,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:51,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-23 03:22:51,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-23 03:22:51,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:51,464 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:51,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2021-08-23 03:22:51,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:51,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:51,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-23 03:22:51,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:51,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:51,635 INFO L82 PathProgramCache]: Analyzing trace with hash 859641976, now seen corresponding path program 1 times [2021-08-23 03:22:51,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:51,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509808792] [2021-08-23 03:22:51,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:51,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:22:51,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:51,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509808792] [2021-08-23 03:22:51,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509808792] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:51,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2119811098] [2021-08-23 03:22:51,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:51,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:51,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:51,801 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) [2021-08-23 03:22:51,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-23 03:22:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:51,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-23 03:22:51,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:22:52,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2119811098] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:52,200 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:52,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-08-23 03:22:52,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550346422] [2021-08-23 03:22:52,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:22:52,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:52,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:22:52,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:22:52,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,211 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:52,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 11 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 03:22:52,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:52,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:52,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:22:52,326 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:22:52,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:52,541 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,SelfDestructingSolverStorable1 [2021-08-23 03:22:52,546 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork1 was SAFE (1/2) [2021-08-23 03:22:52,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:52,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:52,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:52,560 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 03:22:52,561 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 [2021-08-23 03:22:52,561 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 03:22:52,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-08-23 03:22:52,616 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:22:52,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:52,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2014653987, now seen corresponding path program 1 times [2021-08-23 03:22:52,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:52,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466834616] [2021-08-23 03:22:52,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:52,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:52,643 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 03:22:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:52,692 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 03:22:52,692 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 03:22:52,693 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 03:22:52,693 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 03:22:52,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-23 03:22:52,698 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-08-23 03:22:52,699 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 03:22:52,699 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-23 03:22:52,713 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,713 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,713 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,714 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,715 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,716 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,717 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,724 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,724 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,724 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,728 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,728 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,728 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,728 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,729 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,738 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,738 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,739 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,739 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,739 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,739 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:52,740 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:22:52,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:52,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:52,749 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:52,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2021-08-23 03:22:52,766 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 03:22:52,766 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 [2021-08-23 03:22:52,766 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 03:22:52,827 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:22:52,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:52,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1215407579, now seen corresponding path program 1 times [2021-08-23 03:22:52,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:52,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714651147] [2021-08-23 03:22:52,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:52,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-23 03:22:52,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:52,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714651147] [2021-08-23 03:22:52,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714651147] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:22:52,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:22:52,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 03:22:52,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011544285] [2021-08-23 03:22:52,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 03:22:52,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:52,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 03:22:52,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 03:22:52,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,875 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:52,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-08-23 03:22:52,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-23 03:22:52,885 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:22:52,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:52,886 INFO L82 PathProgramCache]: Analyzing trace with hash 418858885, now seen corresponding path program 1 times [2021-08-23 03:22:52,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:52,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21712078] [2021-08-23 03:22:52,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:52,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-23 03:22:52,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:52,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21712078] [2021-08-23 03:22:52,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21712078] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:22:52,986 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:22:52,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-23 03:22:52,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100588688] [2021-08-23 03:22:52,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-23 03:22:52,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:52,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-23 03:22:52,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-23 03:22:52,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:52,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 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) [2021-08-23 03:22:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:52,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:53,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-23 03:22:53,059 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:22:53,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:53,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1852435140, now seen corresponding path program 1 times [2021-08-23 03:22:53,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:53,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233652404] [2021-08-23 03:22:53,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:53,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:53,075 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 03:22:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:53,136 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 03:22:53,136 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 03:22:53,136 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 03:22:53,137 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 03:22:53,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-23 03:22:53,140 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (1/3) [2021-08-23 03:22:53,141 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 03:22:53,141 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-23 03:22:53,163 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,163 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,164 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,165 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,165 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,165 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,165 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,168 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,169 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,169 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,169 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,170 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,171 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,172 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,173 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,174 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,180 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,181 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,181 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,181 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,181 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,181 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,182 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,182 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,182 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,183 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,184 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,185 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,186 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,187 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,188 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,189 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,190 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,190 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,191 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,192 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,192 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,192 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,192 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,192 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,194 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,194 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,195 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,195 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,195 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,196 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,196 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,198 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,198 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,199 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,199 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,199 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,199 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,200 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,202 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,203 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,203 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,203 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,204 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:22:53,205 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,207 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) [2021-08-23 03:22:53,208 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 [2021-08-23 03:22:53,210 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork1 ======== [2021-08-23 03:22:53,211 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 [2021-08-23 03:22:53,211 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:53,214 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:22:53,215 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread3of3ForFork1 was SAFE (1/4) [2021-08-23 03:22:53,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,220 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:53,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2021-08-23 03:22:53,223 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 03:22:53,223 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 [2021-08-23 03:22:53,223 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 03:22:53,327 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:22:53,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:53,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1523766338, now seen corresponding path program 1 times [2021-08-23 03:22:53,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:53,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598038341] [2021-08-23 03:22:53,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:53,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:53,372 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 03:22:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:22:53,432 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 03:22:53,432 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 03:22:53,432 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 03:22:53,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 03:22:53,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-23 03:22:53,435 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/4) [2021-08-23 03:22:53,435 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 03:22:53,436 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-08-23 03:22:53,454 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,454 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,454 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,454 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,455 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,456 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,457 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,458 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,459 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,460 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,461 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,461 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,461 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,461 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,461 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,462 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,462 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,462 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,468 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,471 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,478 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,478 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,478 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,478 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,478 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,480 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,481 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,481 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,481 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,481 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,482 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,482 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,482 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,482 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,483 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,484 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,484 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,484 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,484 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,485 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,487 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,489 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,489 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,490 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,490 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,490 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,490 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,491 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:22:53,492 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:22:53,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,537 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:53,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2021-08-23 03:22:53,559 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of4ForFork1 ======== [2021-08-23 03:22:53,559 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 [2021-08-23 03:22:53,559 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:53,562 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:22:53,563 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread3of4ForFork1 was SAFE (1/5) [2021-08-23 03:22:53,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,566 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:53,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2021-08-23 03:22:53,569 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread4of4ForFork1 ======== [2021-08-23 03:22:53,570 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 [2021-08-23 03:22:53,570 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:53,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:22:53,573 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread4of4ForFork1 was SAFE (2/5) [2021-08-23 03:22:53,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,581 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:53,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2021-08-23 03:22:53,584 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread2of4ForFork1 ======== [2021-08-23 03:22:53,585 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 [2021-08-23 03:22:53,585 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:53,587 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:22:53,588 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread2of4ForFork1 was SAFE (3/5) [2021-08-23 03:22:53,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:22:53,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:53,591 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:22:53,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Waiting until timeout for monitored process [2021-08-23 03:22:53,595 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of4ForFork1 ======== [2021-08-23 03:22:53,595 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 [2021-08-23 03:22:53,595 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:22:53,636 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:53,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:53,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1829691433, now seen corresponding path program 1 times [2021-08-23 03:22:53,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:53,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726833190] [2021-08-23 03:22:53,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:53,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:22:53,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:53,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726833190] [2021-08-23 03:22:53,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726833190] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:22:53,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:22:53,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-23 03:22:53,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913618435] [2021-08-23 03:22:53,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-23 03:22:53,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:53,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-23 03:22:53,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-23 03:22:53,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,697 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:53,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-23 03:22:53,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:53,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-23 03:22:53,773 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:53,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:53,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1704246712, now seen corresponding path program 1 times [2021-08-23 03:22:53,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:53,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14317696] [2021-08-23 03:22:53,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:53,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-23 03:22:53,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:53,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14317696] [2021-08-23 03:22:53,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14317696] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:22:53,848 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:22:53,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 03:22:53,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747502319] [2021-08-23 03:22:53,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 03:22:53,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:53,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 03:22:53,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 03:22:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,850 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:53,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 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) [2021-08-23 03:22:53,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:53,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:53,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-23 03:22:53,983 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:53,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:53,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1291486828, now seen corresponding path program 1 times [2021-08-23 03:22:53,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:53,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730098682] [2021-08-23 03:22:53,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:53,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:54,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:54,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730098682] [2021-08-23 03:22:54,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730098682] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:54,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121147250] [2021-08-23 03:22:54,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:54,118 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:54,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:54,119 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) [2021-08-23 03:22:54,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-23 03:22:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:54,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-23 03:22:54,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:54,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121147250] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:54,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:54,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-08-23 03:22:54,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732152402] [2021-08-23 03:22:54,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:22:54,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:54,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:22:54,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:22:54,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:54,597 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:54,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 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) [2021-08-23 03:22:54,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:54,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:54,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:54,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:54,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:54,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:54,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:54,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-23 03:22:54,985 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:54,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:54,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1397041907, now seen corresponding path program 1 times [2021-08-23 03:22:54,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:54,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256419366] [2021-08-23 03:22:54,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:54,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:55,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:55,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256419366] [2021-08-23 03:22:55,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256419366] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:55,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613260334] [2021-08-23 03:22:55,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:55,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:55,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:55,101 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) [2021-08-23 03:22:55,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-23 03:22:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:55,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 03:22:55,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:55,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613260334] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:55,587 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:55,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2021-08-23 03:22:55,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795891211] [2021-08-23 03:22:55,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 03:22:55,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:55,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 03:22:55,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-08-23 03:22:55,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:55,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:55,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.4) internal successors, (96), 15 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) [2021-08-23 03:22:55,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:55,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:55,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:55,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:22:55,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:55,972 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,SelfDestructingSolverStorable10 [2021-08-23 03:22:55,973 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:55,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:55,973 INFO L82 PathProgramCache]: Analyzing trace with hash 895276208, now seen corresponding path program 1 times [2021-08-23 03:22:55,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:55,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338152586] [2021-08-23 03:22:55,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:55,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:56,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:56,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338152586] [2021-08-23 03:22:56,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338152586] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:56,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833562683] [2021-08-23 03:22:56,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:56,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:56,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:56,125 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) [2021-08-23 03:22:56,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-23 03:22:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:56,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:22:56,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:56,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833562683] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:56,680 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:56,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:22:56,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900917149] [2021-08-23 03:22:56,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:22:56,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:56,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:22:56,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:22:56,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:56,682 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:56,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 17 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) [2021-08-23 03:22:56,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:56,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:56,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:56,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:22:56,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:22:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:22:57,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:57,197 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,SelfDestructingSolverStorable11 [2021-08-23 03:22:57,198 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:57,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:57,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1376206928, now seen corresponding path program 1 times [2021-08-23 03:22:57,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:57,198 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096861839] [2021-08-23 03:22:57,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:57,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:57,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:57,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096861839] [2021-08-23 03:22:57,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096861839] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:57,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264529175] [2021-08-23 03:22:57,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:57,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:57,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:57,324 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) [2021-08-23 03:22:57,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-23 03:22:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:57,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:22:57,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:57,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264529175] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:57,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:57,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:22:57,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236938040] [2021-08-23 03:22:57,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:22:57,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:57,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:22:57,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:22:57,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:57,887 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:57,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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) [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:22:57,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:58,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:58,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:58,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:58,825 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:58,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:58,825 INFO L82 PathProgramCache]: Analyzing trace with hash -525945070, now seen corresponding path program 1 times [2021-08-23 03:22:58,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:58,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223006676] [2021-08-23 03:22:58,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:58,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:58,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:58,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223006676] [2021-08-23 03:22:58,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223006676] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:58,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864676801] [2021-08-23 03:22:58,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:58,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:58,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:58,941 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) [2021-08-23 03:22:58,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-23 03:22:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:59,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 03:22:59,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:22:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:59,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864676801] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:59,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:22:59,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2021-08-23 03:22:59,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925158542] [2021-08-23 03:22:59,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 03:22:59,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:22:59,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 03:22:59,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-08-23 03:22:59,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:59,498 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:22:59,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.266666666666667) internal successors, (94), 15 states have internal predecessors, (94), 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) [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:59,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:22:59,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:22:59,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-23 03:22:59,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:59,849 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:22:59,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:22:59,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1701916114, now seen corresponding path program 2 times [2021-08-23 03:22:59,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:22:59,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265462410] [2021-08-23 03:22:59,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:22:59,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:22:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:22:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:22:59,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:22:59,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265462410] [2021-08-23 03:22:59,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265462410] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:22:59,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715827916] [2021-08-23 03:22:59,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 03:22:59,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:22:59,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:22:59,976 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) [2021-08-23 03:23:00,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-23 03:23:00,301 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 03:23:00,301 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:23:00,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:23:00,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:23:00,579 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:00,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715827916] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:00,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:23:00,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:23:00,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746971859] [2021-08-23 03:23:00,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:23:00,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:00,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:23:00,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:23:00,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:00,581 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:00,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 17 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) [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:23:00,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:00,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:00,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:00,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-23 03:23:01,104 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,SelfDestructingSolverStorable14 [2021-08-23 03:23:01,105 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:01,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:01,105 INFO L82 PathProgramCache]: Analyzing trace with hash 2131002638, now seen corresponding path program 1 times [2021-08-23 03:23:01,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:01,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360694377] [2021-08-23 03:23:01,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:01,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:01,220 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:01,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:01,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360694377] [2021-08-23 03:23:01,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360694377] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:01,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118890879] [2021-08-23 03:23:01,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:01,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:23:01,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:23:01,222 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 03:23:01,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-23 03:23:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:01,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:23:01,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:23:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:01,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118890879] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:01,843 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:23:01,843 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:23:01,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370690424] [2021-08-23 03:23:01,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:23:01,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:01,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:23:01,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:23:01,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:01,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:01,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 17 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) [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:01,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:02,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:02,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:02,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-23 03:23:02,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-23 03:23:02,641 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:02,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:02,641 INFO L82 PathProgramCache]: Analyzing trace with hash -2017113394, now seen corresponding path program 2 times [2021-08-23 03:23:02,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:02,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196259244] [2021-08-23 03:23:02,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:02,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:02,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:02,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196259244] [2021-08-23 03:23:02,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196259244] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:02,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136068660] [2021-08-23 03:23:02,757 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 03:23:02,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:23:02,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:23:02,758 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) [2021-08-23 03:23:02,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-23 03:23:03,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 03:23:03,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:23:03,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:23:03,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:23:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:03,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136068660] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:03,390 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:23:03,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:23:03,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390248312] [2021-08-23 03:23:03,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:23:03,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:03,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:23:03,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:23:03,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:03,392 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:03,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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) [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:03,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:03,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:03,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:03,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:03,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:03,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-23 03:23:03,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-23 03:23:03,849 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:03,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:03,849 INFO L82 PathProgramCache]: Analyzing trace with hash -923166577, now seen corresponding path program 1 times [2021-08-23 03:23:03,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:03,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660804786] [2021-08-23 03:23:03,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:03,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:03,951 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:03,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:03,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660804786] [2021-08-23 03:23:03,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660804786] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:03,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168223436] [2021-08-23 03:23:03,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:03,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:23:03,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:23:03,953 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) [2021-08-23 03:23:03,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-23 03:23:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:04,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:23:04,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:23:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-08-23 03:23:04,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168223436] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:23:04,594 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:23:04,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:23:04,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657222468] [2021-08-23 03:23:04,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:23:04,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:04,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:23:04,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:23:04,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:04,595 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:04,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.882352941176471) internal successors, (100), 17 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) [2021-08-23 03:23:04,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:04,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:04,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:04,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-08-23 03:23:24,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-23 03:23:24,473 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:24,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:24,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1123839211, now seen corresponding path program 1 times [2021-08-23 03:23:24,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:24,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178239920] [2021-08-23 03:23:24,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:24,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:24,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:24,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178239920] [2021-08-23 03:23:24,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178239920] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:24,566 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:24,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-23 03:23:24,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331114629] [2021-08-23 03:23:24,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 03:23:24,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:24,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 03:23:24,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-23 03:23:24,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,567 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:24,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 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) [2021-08-23 03:23:24,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:24,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-23 03:23:24,662 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:24,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:24,662 INFO L82 PathProgramCache]: Analyzing trace with hash -949673229, now seen corresponding path program 2 times [2021-08-23 03:23:24,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:24,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223551185] [2021-08-23 03:23:24,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:24,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:24,754 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:24,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:24,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223551185] [2021-08-23 03:23:24,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223551185] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:24,755 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:24,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-23 03:23:24,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012345376] [2021-08-23 03:23:24,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:23:24,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:24,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:23:24,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:23:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:24,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 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) [2021-08-23 03:23:24,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:24,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:23:24,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-23 03:23:24,889 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:24,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:24,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1367876432, now seen corresponding path program 3 times [2021-08-23 03:23:24,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:24,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035088785] [2021-08-23 03:23:24,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:24,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:24,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:24,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035088785] [2021-08-23 03:23:24,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035088785] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:24,997 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:24,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:24,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917913538] [2021-08-23 03:23:24,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:24,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:24,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:24,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:24,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:24,998 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:24,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:24,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:23:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:25,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:25,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:25,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-23 03:23:25,232 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:25,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:25,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1480505264, now seen corresponding path program 3 times [2021-08-23 03:23:25,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:25,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693215953] [2021-08-23 03:23:25,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:25,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:25,340 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:25,340 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693215953] [2021-08-23 03:23:25,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693215953] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:25,340 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:25,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:25,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054023823] [2021-08-23 03:23:25,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:25,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:25,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:25,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:25,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:25,341 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:25,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 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) [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:25,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:26,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-23 03:23:26,665 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:26,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:26,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1133904076, now seen corresponding path program 1 times [2021-08-23 03:23:26,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:26,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775982902] [2021-08-23 03:23:26,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:26,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:26,746 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:26,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:26,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775982902] [2021-08-23 03:23:26,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775982902] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:26,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:26,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-23 03:23:26,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120602150] [2021-08-23 03:23:26,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:23:26,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:26,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:23:26,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:23:26,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:26,748 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:26,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:26,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:26,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:26,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:26,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-23 03:23:26,866 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:26,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:26,866 INFO L82 PathProgramCache]: Analyzing trace with hash 2070351280, now seen corresponding path program 4 times [2021-08-23 03:23:26,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:26,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678712097] [2021-08-23 03:23:26,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:26,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:26,957 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:26,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:26,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678712097] [2021-08-23 03:23:26,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678712097] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:26,957 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:26,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:26,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076494648] [2021-08-23 03:23:26,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:26,958 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:26,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:26,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:26,958 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:26,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:26,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:23:26,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:27,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:27,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-23 03:23:27,332 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:27,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:27,332 INFO L82 PathProgramCache]: Analyzing trace with hash -1031735764, now seen corresponding path program 1 times [2021-08-23 03:23:27,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:27,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444197119] [2021-08-23 03:23:27,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:27,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:27,423 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:27,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:27,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444197119] [2021-08-23 03:23:27,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444197119] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:27,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:27,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:27,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523328726] [2021-08-23 03:23:27,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:27,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:27,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:27,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:27,425 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:27,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:27,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:27,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:28,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-23 03:23:28,000 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:28,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:28,000 INFO L82 PathProgramCache]: Analyzing trace with hash 229975728, now seen corresponding path program 4 times [2021-08-23 03:23:28,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:28,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404190205] [2021-08-23 03:23:28,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:28,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:28,091 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:28,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404190205] [2021-08-23 03:23:28,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404190205] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:28,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:28,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:28,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540525407] [2021-08-23 03:23:28,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:28,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:28,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:28,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:28,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:28,092 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:28,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 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) [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:28,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:28,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:28,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:28,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:28,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:28,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:28,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-23 03:23:28,442 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:28,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:28,443 INFO L82 PathProgramCache]: Analyzing trace with hash -722596047, now seen corresponding path program 1 times [2021-08-23 03:23:28,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:28,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328249780] [2021-08-23 03:23:28,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:28,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:28,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:28,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328249780] [2021-08-23 03:23:28,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328249780] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:28,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:28,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:28,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34270498] [2021-08-23 03:23:28,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:28,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:28,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:28,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:28,541 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:28,541 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) [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-08-23 03:23:28,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:28,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:32,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-23 03:23:32,890 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:32,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:32,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1137385234, now seen corresponding path program 2 times [2021-08-23 03:23:32,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:32,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144216544] [2021-08-23 03:23:32,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:32,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:32,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:32,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144216544] [2021-08-23 03:23:32,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144216544] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:32,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:32,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-23 03:23:32,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089775590] [2021-08-23 03:23:32,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:23:32,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:32,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:23:32,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:23:32,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:32,970 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:32,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:32,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:32,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:33,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:33,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-08-23 03:23:33,125 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:33,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:33,126 INFO L82 PathProgramCache]: Analyzing trace with hash 1812448722, now seen corresponding path program 5 times [2021-08-23 03:23:33,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:33,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095823362] [2021-08-23 03:23:33,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:33,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:33,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:33,244 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095823362] [2021-08-23 03:23:33,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095823362] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:33,244 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:33,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:33,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169175373] [2021-08-23 03:23:33,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:33,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:33,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:33,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:33,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:33,246 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:33,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:33,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:33,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:33,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:23:33,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-23 03:23:33,525 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:33,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:33,525 INFO L82 PathProgramCache]: Analyzing trace with hash -2053432050, now seen corresponding path program 2 times [2021-08-23 03:23:33,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:33,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277033141] [2021-08-23 03:23:33,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:33,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:33,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:33,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277033141] [2021-08-23 03:23:33,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277033141] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:33,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:33,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:33,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913377440] [2021-08-23 03:23:33,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:33,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:33,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:33,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:33,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:33,617 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:33,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:33,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:23:33,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-23 03:23:34,617 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:34,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:34,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1459640339, now seen corresponding path program 1 times [2021-08-23 03:23:34,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:34,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726545361] [2021-08-23 03:23:34,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:34,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:34,691 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:34,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:34,691 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726545361] [2021-08-23 03:23:34,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726545361] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:34,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:34,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-23 03:23:34,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181978896] [2021-08-23 03:23:34,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:23:34,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:34,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:23:34,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:23:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:34,693 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:34,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 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) [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-08-23 03:23:34,823 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:34,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:34,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1098254894, now seen corresponding path program 6 times [2021-08-23 03:23:34,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:34,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665938595] [2021-08-23 03:23:34,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:34,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:34,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:34,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665938595] [2021-08-23 03:23:34,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665938595] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:34,912 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:34,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:34,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875910248] [2021-08-23 03:23:34,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:34,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:34,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:34,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:34,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:34,913 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:34,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:34,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:35,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:35,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:35,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:35,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-08-23 03:23:35,354 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:35,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:35,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1331696050, now seen corresponding path program 2 times [2021-08-23 03:23:35,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:35,354 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621243658] [2021-08-23 03:23:35,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:35,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:35,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:35,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621243658] [2021-08-23 03:23:35,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621243658] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:35,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:35,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:35,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328703038] [2021-08-23 03:23:35,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:35,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:35,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:35,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:35,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:35,443 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:35,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:35,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:36,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:36,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-23 03:23:36,174 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:36,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:36,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1295388362, now seen corresponding path program 3 times [2021-08-23 03:23:36,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:36,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227142170] [2021-08-23 03:23:36,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:36,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:36,267 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:36,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:36,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227142170] [2021-08-23 03:23:36,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227142170] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:36,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:36,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:36,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603212394] [2021-08-23 03:23:36,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:36,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:36,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:36,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:36,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:36,269 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:36,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 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) [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:36,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:23:36,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-23 03:23:36,608 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:36,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:36,609 INFO L82 PathProgramCache]: Analyzing trace with hash 659805643, now seen corresponding path program 1 times [2021-08-23 03:23:36,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:36,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269424166] [2021-08-23 03:23:36,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:36,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:36,704 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:36,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:36,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269424166] [2021-08-23 03:23:36,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269424166] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:36,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:36,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:36,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875127564] [2021-08-23 03:23:36,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:36,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:36,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:36,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:36,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:36,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:36,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 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) [2021-08-23 03:23:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:36,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:23:36,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:39,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:39,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-08-23 03:23:39,159 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:39,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:39,160 INFO L82 PathProgramCache]: Analyzing trace with hash -322882866, now seen corresponding path program 5 times [2021-08-23 03:23:39,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:39,160 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551826874] [2021-08-23 03:23:39,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:39,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:39,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:39,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551826874] [2021-08-23 03:23:39,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551826874] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:39,249 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:39,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:39,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105337931] [2021-08-23 03:23:39,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:39,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:39,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:39,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:39,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:39,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:39,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 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) [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:39,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:39,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:39,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-08-23 03:23:39,520 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:39,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:39,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1949335409, now seen corresponding path program 2 times [2021-08-23 03:23:39,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:39,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68978758] [2021-08-23 03:23:39,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:39,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:39,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:39,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68978758] [2021-08-23 03:23:39,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68978758] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:39,604 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:39,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:39,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090437278] [2021-08-23 03:23:39,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:39,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:39,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:39,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:39,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:39,605 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:39,606 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) [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-08-23 03:23:39,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:23:39,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-23 03:23:40,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:40,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-08-23 03:23:40,289 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:40,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:40,289 INFO L82 PathProgramCache]: Analyzing trace with hash -2064842034, now seen corresponding path program 6 times [2021-08-23 03:23:40,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:40,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388467550] [2021-08-23 03:23:40,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:40,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:40,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:40,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388467550] [2021-08-23 03:23:40,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388467550] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:40,460 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:40,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:40,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510096440] [2021-08-23 03:23:40,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:40,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:40,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:40,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:40,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:40,461 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:40,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 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) [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:40,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-08-23 03:23:40,762 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:40,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:40,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1841580751, now seen corresponding path program 2 times [2021-08-23 03:23:40,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:40,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130485849] [2021-08-23 03:23:40,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:40,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:40,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:40,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130485849] [2021-08-23 03:23:40,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130485849] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:40,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:40,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:40,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069328256] [2021-08-23 03:23:40,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:40,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:40,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:40,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:40,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:40,850 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:40,850 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) [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:40,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:40,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-08-23 03:23:41,336 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:41,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:41,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1190547313, now seen corresponding path program 3 times [2021-08-23 03:23:41,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:41,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027227282] [2021-08-23 03:23:41,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:41,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:41,422 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:41,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:41,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027227282] [2021-08-23 03:23:41,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027227282] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:41,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:41,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:41,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26374196] [2021-08-23 03:23:41,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:41,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:41,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:41,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:41,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:41,424 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:41,424 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) [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:41,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:41,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-08-23 03:23:41,689 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:23:41,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:23:41,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1086268624, now seen corresponding path program 1 times [2021-08-23 03:23:41,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:23:41,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761130065] [2021-08-23 03:23:41,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:23:41,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:23:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:23:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-23 03:23:41,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:23:41,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761130065] [2021-08-23 03:23:41,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761130065] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:23:41,775 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:23:41,775 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-23 03:23:41,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670025829] [2021-08-23 03:23:41,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:23:41,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:23:41,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:23:41,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:23:41,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:23:41,776 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:23:41,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 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) [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:23:41,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:23:41,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:06,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-08-23 03:25:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-23 03:25:06,346 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:06,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-08-23 03:25:06,361 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread1of4ForFork1 was SAFE (4/5) [2021-08-23 03:25:06,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:06,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:06,425 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:06,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (21)] Waiting until timeout for monitored process [2021-08-23 03:25:06,442 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 03:25:06,442 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 [2021-08-23 03:25:06,443 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 03:25:06,539 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:25:06,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:06,539 INFO L82 PathProgramCache]: Analyzing trace with hash 506734210, now seen corresponding path program 1 times [2021-08-23 03:25:06,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:06,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707055711] [2021-08-23 03:25:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:06,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:25:06,567 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 03:25:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:25:06,608 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 03:25:06,608 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 03:25:06,609 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 03:25:06,609 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 03:25:06,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-08-23 03:25:06,610 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (5/5) [2021-08-23 03:25:06,610 WARN L234 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 03:25:06,610 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,647 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,648 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,649 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,653 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,654 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,655 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,656 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,666 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,667 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,667 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,668 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,668 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,668 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,668 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,668 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,669 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,669 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,669 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,670 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,670 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,670 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,671 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,671 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,671 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,671 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,681 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,681 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,681 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,681 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,682 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,682 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,683 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,683 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,683 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,683 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,685 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,692 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,693 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,693 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,694 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:06,695 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:25:06,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:06,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:06,726 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:06,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (22)] Waiting until timeout for monitored process [2021-08-23 03:25:06,780 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread2of5ForFork1 ======== [2021-08-23 03:25:06,781 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 [2021-08-23 03:25:06,781 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:06,783 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:06,784 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread2of5ForFork1 was SAFE (1/6) [2021-08-23 03:25:06,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:06,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:06,801 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:06,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (23)] Waiting until timeout for monitored process [2021-08-23 03:25:06,854 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread5of5ForFork1 ======== [2021-08-23 03:25:06,855 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 [2021-08-23 03:25:06,855 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:06,856 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:06,857 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread5of5ForFork1 was SAFE (2/6) [2021-08-23 03:25:06,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:06,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:06,886 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:06,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (24)] Waiting until timeout for monitored process [2021-08-23 03:25:06,950 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 03:25:06,950 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 [2021-08-23 03:25:06,950 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 03:25:07,728 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-23 03:25:07,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:07,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1493977554, now seen corresponding path program 1 times [2021-08-23 03:25:07,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:07,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380355474] [2021-08-23 03:25:07,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:07,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:25:07,792 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 03:25:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 03:25:07,869 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 03:25:07,869 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 03:25:07,869 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 03:25:07,870 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 03:25:07,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-08-23 03:25:07,881 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (3/6) [2021-08-23 03:25:07,881 WARN L234 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 03:25:07,882 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-08-23 03:25:07,926 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,926 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,929 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,930 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,931 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,932 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,942 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,980 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,980 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,980 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,980 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,980 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,981 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,981 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,981 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,981 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,981 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,982 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,982 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,982 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,982 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,983 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:07,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,015 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,015 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,015 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,015 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,016 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 03:25:08,017 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-23 03:25:08,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:08,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:08,057 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:08,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Waiting until timeout for monitored process [2021-08-23 03:25:08,081 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread2of6ForFork1 ======== [2021-08-23 03:25:08,081 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 [2021-08-23 03:25:08,081 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:08,084 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread2of6ForFork1 was SAFE (1/7) [2021-08-23 03:25:08,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:08,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:08,129 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:08,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (26)] Waiting until timeout for monitored process [2021-08-23 03:25:08,188 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread5of6ForFork1 ======== [2021-08-23 03:25:08,194 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 [2021-08-23 03:25:08,194 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:08,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:08,197 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread5of6ForFork1 was SAFE (2/7) [2021-08-23 03:25:08,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:08,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:08,211 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:08,260 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of6ForFork1 ======== [2021-08-23 03:25:08,260 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 [2021-08-23 03:25:08,260 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:08,262 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 03:25:08,263 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread3of6ForFork1 was SAFE (3/7) [2021-08-23 03:25:08,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 03:25:08,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:08,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (27)] Waiting until timeout for monitored process [2021-08-23 03:25:08,277 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 03:25:08,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (28)] Waiting until timeout for monitored process [2021-08-23 03:25:08,354 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of6ForFork1 ======== [2021-08-23 03:25:08,355 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 [2021-08-23 03:25:08,355 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 03:25:08,379 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:08,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:08,379 INFO L82 PathProgramCache]: Analyzing trace with hash 952719406, now seen corresponding path program 1 times [2021-08-23 03:25:08,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:08,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909215905] [2021-08-23 03:25:08,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:08,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:08,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:08,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909215905] [2021-08-23 03:25:08,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909215905] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:25:08,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:25:08,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 03:25:08,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290872719] [2021-08-23 03:25:08,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 03:25:08,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:08,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 03:25:08,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 03:25:08,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:08,441 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:08,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-08-23 03:25:08,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:08,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:08,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-08-23 03:25:08,539 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:08,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:08,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1025306726, now seen corresponding path program 1 times [2021-08-23 03:25:08,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:08,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391758717] [2021-08-23 03:25:08,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:08,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:08,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:08,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:08,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391758717] [2021-08-23 03:25:08,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391758717] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:25:08,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:25:08,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-23 03:25:08,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990495625] [2021-08-23 03:25:08,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-23 03:25:08,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:08,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-23 03:25:08,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-23 03:25:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:08,630 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:08,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2021-08-23 03:25:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:08,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:08,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:08,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-08-23 03:25:08,696 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:08,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:08,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1375832276, now seen corresponding path program 1 times [2021-08-23 03:25:08,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:08,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745276472] [2021-08-23 03:25:08,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:08,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:08,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:08,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745276472] [2021-08-23 03:25:08,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745276472] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:08,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793617501] [2021-08-23 03:25:08,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:08,742 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:08,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:08,761 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) [2021-08-23 03:25:08,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-08-23 03:25:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:09,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 03:25:09,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:09,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:09,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793617501] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:09,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:09,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 03:25:09,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247349959] [2021-08-23 03:25:09,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 03:25:09,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:09,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 03:25:09,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 03:25:09,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:09,562 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:09,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 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) [2021-08-23 03:25:09,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:09,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:09,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:09,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:09,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:09,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:09,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:09,853 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:09,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:09,853 INFO L82 PathProgramCache]: Analyzing trace with hash 954396941, now seen corresponding path program 1 times [2021-08-23 03:25:09,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:09,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838436784] [2021-08-23 03:25:09,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:09,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-23 03:25:09,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:09,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838436784] [2021-08-23 03:25:09,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838436784] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:25:09,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:25:09,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 03:25:09,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618089326] [2021-08-23 03:25:09,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 03:25:09,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:09,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 03:25:09,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 03:25:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:09,959 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:09,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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) [2021-08-23 03:25:09,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:09,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:09,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:09,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:10,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-08-23 03:25:10,078 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:10,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:10,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1444750422, now seen corresponding path program 1 times [2021-08-23 03:25:10,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:10,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926071240] [2021-08-23 03:25:10,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:10,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:10,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:10,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926071240] [2021-08-23 03:25:10,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926071240] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:10,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130465763] [2021-08-23 03:25:10,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:10,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:10,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:10,577 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) [2021-08-23 03:25:10,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-08-23 03:25:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:11,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-23 03:25:11,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:11,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130465763] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:11,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:11,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-23 03:25:11,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024075776] [2021-08-23 03:25:11,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 03:25:11,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:11,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 03:25:11,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-23 03:25:11,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:11,362 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:11,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 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) [2021-08-23 03:25:11,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:11,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:11,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:11,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:11,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:11,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2021-08-23 03:25:11,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-08-23 03:25:11,647 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:11,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:11,648 INFO L82 PathProgramCache]: Analyzing trace with hash -803826076, now seen corresponding path program 1 times [2021-08-23 03:25:11,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:11,648 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008176301] [2021-08-23 03:25:11,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:11,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:11,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:11,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008176301] [2021-08-23 03:25:11,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008176301] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:11,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622448749] [2021-08-23 03:25:11,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:11,731 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:11,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:11,745 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) [2021-08-23 03:25:11,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-08-23 03:25:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:12,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-23 03:25:12,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:12,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622448749] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:12,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:12,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-23 03:25:12,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851710585] [2021-08-23 03:25:12,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 03:25:12,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:12,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 03:25:12,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-23 03:25:12,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:12,626 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:12,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 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) [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:12,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:12,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:12,933 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,SelfDestructingSolverStorable48 [2021-08-23 03:25:12,933 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:12,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:12,934 INFO L82 PathProgramCache]: Analyzing trace with hash 201425346, now seen corresponding path program 1 times [2021-08-23 03:25:12,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:12,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166333383] [2021-08-23 03:25:12,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:12,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-08-23 03:25:13,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:13,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166333383] [2021-08-23 03:25:13,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166333383] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:25:13,001 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:25:13,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 03:25:13,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338067901] [2021-08-23 03:25:13,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 03:25:13,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:13,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 03:25:13,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 03:25:13,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:13,002 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:13,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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) [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:13,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:13,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:13,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-08-23 03:25:13,075 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:13,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:13,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1957185569, now seen corresponding path program 1 times [2021-08-23 03:25:13,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:13,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559104704] [2021-08-23 03:25:13,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:13,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:13,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:13,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559104704] [2021-08-23 03:25:13,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559104704] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:13,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700223516] [2021-08-23 03:25:13,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:13,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:13,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:13,189 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 03:25:13,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-08-23 03:25:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:13,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 03:25:13,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:14,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1700223516] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:14,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:14,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-23 03:25:14,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288686111] [2021-08-23 03:25:14,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:25:14,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:14,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:25:14,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:25:14,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:14,127 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:14,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.615384615384615) internal successors, (99), 13 states have internal predecessors, (99), 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) [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:14,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:14,359 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2021-08-23 03:25:14,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:14,537 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:14,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:14,537 INFO L82 PathProgramCache]: Analyzing trace with hash 689448382, now seen corresponding path program 1 times [2021-08-23 03:25:14,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:14,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318998136] [2021-08-23 03:25:14,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:14,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-08-23 03:25:14,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:14,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318998136] [2021-08-23 03:25:14,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318998136] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 03:25:14,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 03:25:14,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-23 03:25:14,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953243909] [2021-08-23 03:25:14,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 03:25:14,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:14,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 03:25:14,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-23 03:25:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:14,612 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:14,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 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) [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:14,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:14,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:14,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:14,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-08-23 03:25:14,691 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:14,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:14,692 INFO L82 PathProgramCache]: Analyzing trace with hash 79819547, now seen corresponding path program 1 times [2021-08-23 03:25:14,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:14,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107546603] [2021-08-23 03:25:14,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:14,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:14,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:14,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107546603] [2021-08-23 03:25:14,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107546603] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:14,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60531404] [2021-08-23 03:25:14,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:14,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:14,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:14,849 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) [2021-08-23 03:25:14,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-08-23 03:25:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:15,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:25:15,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:15,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60531404] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:15,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:15,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-08-23 03:25:15,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910849055] [2021-08-23 03:25:15,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 03:25:15,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:15,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 03:25:15,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-08-23 03:25:15,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:15,954 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:15,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.266666666666667) internal successors, (109), 15 states have internal predecessors, (109), 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) [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:16,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:16,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:16,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:16,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:16,382 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:16,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:16,383 INFO L82 PathProgramCache]: Analyzing trace with hash -360306920, now seen corresponding path program 1 times [2021-08-23 03:25:16,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:16,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282803282] [2021-08-23 03:25:16,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:16,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:16,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:16,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282803282] [2021-08-23 03:25:16,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282803282] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:16,548 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1129626145] [2021-08-23 03:25:16,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:16,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:16,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:16,549 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) [2021-08-23 03:25:16,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-08-23 03:25:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:17,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-23 03:25:17,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 03:25:17,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1129626145] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:17,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:17,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-23 03:25:17,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716454791] [2021-08-23 03:25:17,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:25:17,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:17,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:25:17,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:25:17,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:17,591 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:17,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.0) internal successors, (119), 17 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) [2021-08-23 03:25:17,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:17,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:17,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:17,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:17,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:17,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:17,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:17,960 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,SelfDestructingSolverStorable53 [2021-08-23 03:25:17,961 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:17,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:17,961 INFO L82 PathProgramCache]: Analyzing trace with hash -600006046, now seen corresponding path program 1 times [2021-08-23 03:25:17,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:17,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126162398] [2021-08-23 03:25:17,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:17,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:18,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:18,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126162398] [2021-08-23 03:25:18,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126162398] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:18,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995371145] [2021-08-23 03:25:18,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:18,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:18,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:18,104 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) [2021-08-23 03:25:18,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-08-23 03:25:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:18,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-23 03:25:18,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:19,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995371145] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:19,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:19,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-08-23 03:25:19,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170469141] [2021-08-23 03:25:19,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 03:25:19,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:19,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 03:25:19,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-08-23 03:25:19,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:19,178 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:19,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.384615384615385) internal successors, (96), 13 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) [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:19,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:19,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:19,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:19,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:19,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:19,521 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:19,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:19,522 INFO L82 PathProgramCache]: Analyzing trace with hash -627056513, now seen corresponding path program 1 times [2021-08-23 03:25:19,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:19,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683407164] [2021-08-23 03:25:19,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:19,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:19,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:19,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683407164] [2021-08-23 03:25:19,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683407164] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:19,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568553603] [2021-08-23 03:25:19,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:19,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:19,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:19,617 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) [2021-08-23 03:25:19,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-08-23 03:25:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:20,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 03:25:20,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:20,541 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:20,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568553603] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:20,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:20,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2021-08-23 03:25:20,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061081003] [2021-08-23 03:25:20,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-23 03:25:20,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:20,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-23 03:25:20,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-08-23 03:25:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:20,543 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:20,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.8) internal successors, (102), 15 states have internal predecessors, (102), 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) [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:20,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:20,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:20,859 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,SelfDestructingSolverStorable55 [2021-08-23 03:25:20,859 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:20,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:20,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1904808548, now seen corresponding path program 1 times [2021-08-23 03:25:20,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:20,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267008234] [2021-08-23 03:25:20,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:20,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:20,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:20,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267008234] [2021-08-23 03:25:20,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267008234] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:20,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742153959] [2021-08-23 03:25:20,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:20,951 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:20,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:20,953 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) [2021-08-23 03:25:20,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-08-23 03:25:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:21,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:25:21,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:22,130 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:22,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742153959] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:22,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:22,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:25:22,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39992703] [2021-08-23 03:25:22,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:25:22,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:22,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:25:22,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:25:22,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:22,132 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:22,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.352941176470588) internal successors, (108), 17 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:22,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:22,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:22,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:22,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:22,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:22,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:22,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:22,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:22,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:22,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:22,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:22,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:22,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:22,595 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:22,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:22,596 INFO L82 PathProgramCache]: Analyzing trace with hash 430795961, now seen corresponding path program 1 times [2021-08-23 03:25:22,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:22,596 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723174779] [2021-08-23 03:25:22,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:22,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:22,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:22,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723174779] [2021-08-23 03:25:22,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723174779] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:22,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207244648] [2021-08-23 03:25:22,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:22,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:22,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:22,817 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) [2021-08-23 03:25:22,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-08-23 03:25:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:23,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-23 03:25:23,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:24,158 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:24,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207244648] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:24,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:24,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 19 [2021-08-23 03:25:24,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793513934] [2021-08-23 03:25:24,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 03:25:24,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:24,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 03:25:24,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2021-08-23 03:25:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:24,159 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:24,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.0) internal successors, (114), 19 states have internal predecessors, (114), 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) [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:24,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:24,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:24,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:24,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-08-23 03:25:24,599 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:24,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:24,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1524434218, now seen corresponding path program 1 times [2021-08-23 03:25:24,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:24,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13259386] [2021-08-23 03:25:24,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:24,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:24,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:24,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13259386] [2021-08-23 03:25:24,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13259386] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:24,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082675522] [2021-08-23 03:25:24,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:24,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:24,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:24,853 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) [2021-08-23 03:25:24,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-08-23 03:25:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:25,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:25,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:26,402 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:26,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082675522] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:26,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:26,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:26,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959397274] [2021-08-23 03:25:26,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:26,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:26,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:26,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:26,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:26,405 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:26,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.714285714285714) internal successors, (120), 21 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:26,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:26,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:27,044 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,SelfDestructingSolverStorable58 [2021-08-23 03:25:27,044 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:27,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:27,044 INFO L82 PathProgramCache]: Analyzing trace with hash 678801143, now seen corresponding path program 1 times [2021-08-23 03:25:27,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:27,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815350088] [2021-08-23 03:25:27,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:27,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:27,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:27,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815350088] [2021-08-23 03:25:27,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815350088] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:27,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36149473] [2021-08-23 03:25:27,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:27,263 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:27,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:27,264 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) [2021-08-23 03:25:27,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-08-23 03:25:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:28,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:28,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:28,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36149473] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:28,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:28,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:28,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450040819] [2021-08-23 03:25:28,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:28,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:28,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:28,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:28,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:28,680 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:28,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.619047619047619) internal successors, (118), 21 states have internal predecessors, (118), 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) [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:28,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:29,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:29,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:29,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:29,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2021-08-23 03:25:29,751 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,SelfDestructingSolverStorable59 [2021-08-23 03:25:29,752 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:29,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:29,752 INFO L82 PathProgramCache]: Analyzing trace with hash 984639450, now seen corresponding path program 1 times [2021-08-23 03:25:29,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:29,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692141870] [2021-08-23 03:25:29,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:29,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:29,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:29,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692141870] [2021-08-23 03:25:29,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692141870] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:29,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026578457] [2021-08-23 03:25:29,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:29,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:29,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:29,981 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) [2021-08-23 03:25:30,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-08-23 03:25:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:31,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-23 03:25:31,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:31,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026578457] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:31,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:31,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 19 [2021-08-23 03:25:31,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349284664] [2021-08-23 03:25:31,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 03:25:31,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:31,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 03:25:31,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2021-08-23 03:25:31,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:31,474 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:31,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.894736842105263) internal successors, (112), 19 states have internal predecessors, (112), 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) [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:31,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:31,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:31,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:31,948 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,SelfDestructingSolverStorable60 [2021-08-23 03:25:31,949 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:31,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:31,949 INFO L82 PathProgramCache]: Analyzing trace with hash 844659414, now seen corresponding path program 2 times [2021-08-23 03:25:31,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:31,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221917423] [2021-08-23 03:25:31,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:31,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:32,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:32,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221917423] [2021-08-23 03:25:32,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221917423] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:32,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22451072] [2021-08-23 03:25:32,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 03:25:32,167 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:32,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:32,168 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) [2021-08-23 03:25:32,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-08-23 03:25:33,304 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 03:25:33,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:25:33,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:33,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:33,689 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:33,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22451072] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:33,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:33,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:33,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395709789] [2021-08-23 03:25:33,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:33,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:33,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:33,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:33,700 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:33,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.714285714285714) internal successors, (120), 21 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:33,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:33,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:34,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:25:34,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:34,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:34,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:34,385 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:34,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:34,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1091373367, now seen corresponding path program 1 times [2021-08-23 03:25:34,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:34,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41818806] [2021-08-23 03:25:34,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:34,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:34,611 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:34,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:34,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41818806] [2021-08-23 03:25:34,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41818806] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:34,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930888552] [2021-08-23 03:25:34,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:34,612 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:34,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:34,613 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) [2021-08-23 03:25:34,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-08-23 03:25:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:35,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:35,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:36,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930888552] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:36,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:36,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:36,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552594522] [2021-08-23 03:25:36,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:36,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:36,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:36,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:36,427 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:36,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.619047619047619) internal successors, (118), 21 states have internal predecessors, (118), 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) [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:36,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:36,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:37,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:37,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:37,448 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:37,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:37,633 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:37,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:37,634 INFO L82 PathProgramCache]: Analyzing trace with hash 2087821047, now seen corresponding path program 2 times [2021-08-23 03:25:37,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:37,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402738206] [2021-08-23 03:25:37,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:37,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:37,841 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:37,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:37,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402738206] [2021-08-23 03:25:37,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402738206] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:37,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775518807] [2021-08-23 03:25:37,841 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 03:25:37,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:37,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:37,861 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 03:25:37,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-08-23 03:25:39,108 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 03:25:39,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:25:39,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:39,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:39,556 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:39,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [775518807] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:39,556 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:39,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:39,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560856193] [2021-08-23 03:25:39,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:39,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:39,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:39,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:39,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:39,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:39,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.619047619047619) internal successors, (118), 21 states have internal predecessors, (118), 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) [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:40,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:25:40,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-08-23 03:25:40,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2021-08-23 03:25:40,269 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:40,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:40,269 INFO L82 PathProgramCache]: Analyzing trace with hash -11902568, now seen corresponding path program 1 times [2021-08-23 03:25:40,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:40,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460036668] [2021-08-23 03:25:40,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:40,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:40,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:40,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460036668] [2021-08-23 03:25:40,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460036668] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:40,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329518308] [2021-08-23 03:25:40,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:40,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:40,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:40,479 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) [2021-08-23 03:25:40,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-08-23 03:25:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:41,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:41,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:42,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329518308] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:42,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:42,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:42,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661550435] [2021-08-23 03:25:42,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:42,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:42,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:42,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:42,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:42,167 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:42,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.523809523809524) internal successors, (116), 21 states have internal predecessors, (116), 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) [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-23 03:25:42,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 03:25:42,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:47,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:47,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-08-23 03:25:48,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,45 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:48,011 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:48,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:48,011 INFO L82 PathProgramCache]: Analyzing trace with hash -521859907, now seen corresponding path program 1 times [2021-08-23 03:25:48,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:48,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931647725] [2021-08-23 03:25:48,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:48,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:48,188 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:48,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:48,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931647725] [2021-08-23 03:25:48,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931647725] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:48,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304852646] [2021-08-23 03:25:48,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:48,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:48,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:48,201 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) [2021-08-23 03:25:48,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-08-23 03:25:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:49,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-23 03:25:49,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:49,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304852646] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:49,980 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:49,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 17 [2021-08-23 03:25:49,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584317872] [2021-08-23 03:25:49,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-23 03:25:49,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:49,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-23 03:25:49,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-08-23 03:25:49,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:49,982 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:49,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.235294117647059) internal successors, (106), 17 states have internal predecessors, (106), 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) [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:49,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:50,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:50,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-08-23 03:25:50,360 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,SelfDestructingSolverStorable65 [2021-08-23 03:25:50,361 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:50,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:50,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1674964153, now seen corresponding path program 2 times [2021-08-23 03:25:50,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:50,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876680013] [2021-08-23 03:25:50,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:50,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:50,549 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:50,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:50,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876680013] [2021-08-23 03:25:50,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876680013] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:50,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1441870160] [2021-08-23 03:25:50,550 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 03:25:50,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:50,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:50,565 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) [2021-08-23 03:25:50,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2021-08-23 03:25:51,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 03:25:51,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:25:51,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-23 03:25:51,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:52,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1441870160] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:52,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:52,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 19 [2021-08-23 03:25:52,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207840939] [2021-08-23 03:25:52,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-23 03:25:52,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:52,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-23 03:25:52,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2021-08-23 03:25:52,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:52,213 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:52,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.0) internal successors, (114), 19 states have internal predecessors, (114), 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) [2021-08-23 03:25:52,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:52,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:52,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:52,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:52,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,47 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:52,618 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:52,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:52,619 INFO L82 PathProgramCache]: Analyzing trace with hash -823428394, now seen corresponding path program 3 times [2021-08-23 03:25:52,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:52,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899983430] [2021-08-23 03:25:52,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:52,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:52,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:52,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899983430] [2021-08-23 03:25:52,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899983430] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:52,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340206015] [2021-08-23 03:25:52,801 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 03:25:52,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:52,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:52,803 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) [2021-08-23 03:25:52,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2021-08-23 03:25:54,141 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-08-23 03:25:54,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:25:54,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:54,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:54,584 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:54,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340206015] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:54,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:54,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:54,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093544874] [2021-08-23 03:25:54,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:54,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:54,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:54,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:54,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:54,586 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:54,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.714285714285714) internal successors, (120), 21 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-23 03:25:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:54,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:25:54,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:55,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:55,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67,48 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:55,201 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:55,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:55,201 INFO L82 PathProgramCache]: Analyzing trace with hash 710815479, now seen corresponding path program 3 times [2021-08-23 03:25:55,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:55,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386591918] [2021-08-23 03:25:55,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:55,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:55,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:55,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386591918] [2021-08-23 03:25:55,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386591918] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:55,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748549795] [2021-08-23 03:25:55,429 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 03:25:55,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:55,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:55,440 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) [2021-08-23 03:25:55,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2021-08-23 03:25:56,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-08-23 03:25:56,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 03:25:56,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-23 03:25:56,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 03:25:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:57,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748549795] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:57,273 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 03:25:57,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-08-23 03:25:57,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753402030] [2021-08-23 03:25:57,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-23 03:25:57,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 03:25:57,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-23 03:25:57,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-08-23 03:25:57,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:57,275 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 03:25:57,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.619047619047619) internal successors, (118), 21 states have internal predecessors, (118), 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) [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:57,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:57,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 03:25:58,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 03:25:58,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 03:25:58,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-23 03:25:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:58,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-23 03:25:58,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2021-08-23 03:25:58,992 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,SelfDestructingSolverStorable68 [2021-08-23 03:25:58,993 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 03:25:58,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 03:25:58,993 INFO L82 PathProgramCache]: Analyzing trace with hash -2085331174, now seen corresponding path program 1 times [2021-08-23 03:25:58,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 03:25:58,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53444001] [2021-08-23 03:25:58,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:58,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 03:25:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 03:25:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-08-23 03:25:59,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 03:25:59,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53444001] [2021-08-23 03:25:59,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53444001] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 03:25:59,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194345269] [2021-08-23 03:25:59,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 03:25:59,198 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 03:25:59,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 03:25:59,217 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) [2021-08-23 03:25:59,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process