/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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 22:03:40,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 22:03:40,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 22:03:40,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 22:03:40,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 22:03:40,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 22:03:40,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 22:03:40,875 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-16 22:03:40,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 22:03:40,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 22:03:40,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 22:03:40,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 22:03:40,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 22:03:40,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 22:03:40,916 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 22:03:40,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 22:03:40,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 22:03:40,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 22:03:40,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 22:03:40,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 22:03:40,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 22:03:40,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 22:03:40,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 22:03:40,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 22:03:40,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 22:03:40,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 22:03:40,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 22:03:40,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 22:03:40,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 22:03:40,921 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 22:03:40,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-16 22:03:40,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 22:03:41,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 22:03:41,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 22:03:41,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 22:03:41,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 22:03:41,264 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 22:03:41,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2021-06-16 22:03:41,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4811b1/d9821cb8243341c1a7884370b9c175b4/FLAG91f576e98 [2021-06-16 22:03:41,859 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 22:03:41,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i [2021-06-16 22:03:41,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4811b1/d9821cb8243341c1a7884370b9c175b4/FLAG91f576e98 [2021-06-16 22:03:42,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36d4811b1/d9821cb8243341c1a7884370b9c175b4 [2021-06-16 22:03:42,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 22:03:42,180 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 22:03:42,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 22:03:42,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 22:03:42,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 22:03:42,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac2740f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42, skipping insertion in model container [2021-06-16 22:03:42,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 22:03:42,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 22:03:42,566 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i[41520,41533] [2021-06-16 22:03:42,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 22:03:42,596 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 22:03:42,624 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i[41520,41533] [2021-06-16 22:03:42,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 22:03:42,740 INFO L208 MainTranslator]: Completed translation [2021-06-16 22:03:42,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42 WrapperNode [2021-06-16 22:03:42,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 22:03:42,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 22:03:42,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 22:03:42,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 22:03:42,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 22:03:42,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 22:03:42,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 22:03:42,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 22:03:42,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... [2021-06-16 22:03:42,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 22:03:42,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 22:03:42,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 22:03:42,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 22:03:42,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 22:03:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-16 22:03:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-16 22:03:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 22:03:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 22:03:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 22:03:42,901 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 22:03:43,457 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 22:03:43,458 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2021-06-16 22:03:43,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 10:03:43 BoogieIcfgContainer [2021-06-16 22:03:43,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 22:03:43,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 22:03:43,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 22:03:43,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 22:03:43,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 10:03:42" (1/3) ... [2021-06-16 22:03:43,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e51756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 10:03:43, skipping insertion in model container [2021-06-16 22:03:43,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 10:03:42" (2/3) ... [2021-06-16 22:03:43,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68e51756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 10:03:43, skipping insertion in model container [2021-06-16 22:03:43,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 10:03:43" (3/3) ... [2021-06-16 22:03:43,466 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-2.i [2021-06-16 22:03:43,474 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 22:03:43,474 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 22:03:43,475 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-16 22:03:43,475 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 22:03:43,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,536 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,536 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,536 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,537 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,538 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,539 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,539 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,539 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,540 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,541 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,541 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,541 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,541 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,542 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,542 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,542 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,542 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,543 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,543 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,543 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,544 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,545 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,546 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,546 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,554 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,555 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,557 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,558 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,561 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,562 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,563 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,564 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,565 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,566 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,568 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,569 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,570 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,571 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,572 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,573 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,574 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,575 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,576 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,577 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,578 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,579 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,585 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,587 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,588 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,589 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,589 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,589 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,589 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,608 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,614 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,614 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,614 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,614 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,615 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,616 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 22:03:43,627 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-16 22:03:43,647 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 22:03:43,684 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 22:03:43,684 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 22:03:43,684 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 22:03:43,685 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 22:03:43,685 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 22:03:43,685 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 22:03:43,685 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 22:03:43,685 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t1Thread1of1ForFork0======== [2021-06-16 22:03:43,821 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:43,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:43,825 INFO L82 PathProgramCache]: Analyzing trace with hash 823073460, now seen corresponding path program 1 times [2021-06-16 22:03:43,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:43,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300248083] [2021-06-16 22:03:43,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:43,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:44,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:44,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300248083] [2021-06-16 22:03:44,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300248083] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:44,089 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 22:03:44,089 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 22:03:44,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936208735] [2021-06-16 22:03:44,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 22:03:44,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:44,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 22:03:44,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 22:03:44,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,107 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:44,109 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-06-16 22:03:44,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 22:03:44,179 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:44,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:44,180 INFO L82 PathProgramCache]: Analyzing trace with hash 410814353, now seen corresponding path program 1 times [2021-06-16 22:03:44,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:44,180 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468438595] [2021-06-16 22:03:44,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:44,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:44,265 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:44,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468438595] [2021-06-16 22:03:44,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468438595] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:44,266 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 22:03:44,266 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 22:03:44,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763657128] [2021-06-16 22:03:44,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 22:03:44,267 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:44,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 22:03:44,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 22:03:44,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,268 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:44,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2021-06-16 22:03:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 22:03:44,380 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:44,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:44,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1827458787, now seen corresponding path program 1 times [2021-06-16 22:03:44,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:44,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006979522] [2021-06-16 22:03:44,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:44,490 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:44,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006979522] [2021-06-16 22:03:44,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006979522] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:44,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 22:03:44,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-16 22:03:44,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899258331] [2021-06-16 22:03:44,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 22:03:44,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:44,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 22:03:44,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 22:03:44,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,493 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:44,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-06-16 22:03:44,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,657 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 22:03:44,657 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:44,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:44,658 INFO L82 PathProgramCache]: Analyzing trace with hash 80774031, now seen corresponding path program 1 times [2021-06-16 22:03:44,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:44,659 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161721586] [2021-06-16 22:03:44,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:44,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:44,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161721586] [2021-06-16 22:03:44,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161721586] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:44,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 22:03:44,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-16 22:03:44,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578081791] [2021-06-16 22:03:44,726 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-16 22:03:44,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:44,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-16 22:03:44,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-16 22:03:44,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,727 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:44,727 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 22:03:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:44,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:44,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:44,892 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 22:03:44,892 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:44,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:44,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1166167399, now seen corresponding path program 1 times [2021-06-16 22:03:44,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:44,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173193867] [2021-06-16 22:03:44,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:45,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:45,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173193867] [2021-06-16 22:03:45,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173193867] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:45,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904087142] [2021-06-16 22:03:45,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:45,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-16 22:03:45,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:45,451 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904087142] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:45,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:45,452 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-16 22:03:45,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879040444] [2021-06-16 22:03:45,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 22:03:45,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:45,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 22:03:45,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-16 22:03:45,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:45,456 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:45,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 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) [2021-06-16 22:03:45,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:45,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:45,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:45,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:45,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:45,885 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:45,885 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:45,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:45,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1227095261, now seen corresponding path program 2 times [2021-06-16 22:03:45,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:45,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525862193] [2021-06-16 22:03:45,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:46,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:46,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525862193] [2021-06-16 22:03:46,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525862193] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:46,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395691433] [2021-06-16 22:03:46,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:46,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 22:03:46,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:46,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 22:03:46,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:46,552 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:46,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395691433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:46,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:46,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-06-16 22:03:46,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057690384] [2021-06-16 22:03:46,554 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-16 22:03:46,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:46,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-16 22:03:46,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-16 22:03:46,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:46,555 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:46,555 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 22.77777777777778) internal successors, (205), 9 states have internal predecessors, (205), 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) [2021-06-16 22:03:46,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:46,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:46,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:47,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:47,017 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:47,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:47,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1500517977, now seen corresponding path program 3 times [2021-06-16 22:03:47,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:47,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939416904] [2021-06-16 22:03:47,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 9 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:47,191 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:47,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939416904] [2021-06-16 22:03:47,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939416904] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:47,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270580206] [2021-06-16 22:03:47,192 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:47,356 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-16 22:03:47,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:47,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-16 22:03:47,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 9 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:47,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270580206] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:47,679 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:47,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-06-16 22:03:47,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095287230] [2021-06-16 22:03:47,680 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 22:03:47,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:47,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 22:03:47,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-06-16 22:03:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:47,681 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:47,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 21.818181818181817) internal successors, (240), 11 states have internal predecessors, (240), 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) [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:47,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:48,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:48,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:48,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:48,217 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:48,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:48,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1155598179, now seen corresponding path program 4 times [2021-06-16 22:03:48,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:48,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376034629] [2021-06-16 22:03:48,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:48,397 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 12 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:48,397 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:48,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376034629] [2021-06-16 22:03:48,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376034629] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:48,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413672390] [2021-06-16 22:03:48,398 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:48,531 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 22:03:48,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:48,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-16 22:03:48,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 12 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:48,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413672390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:48,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:48,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-06-16 22:03:48,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557433076] [2021-06-16 22:03:48,871 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 22:03:48,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:48,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 22:03:48,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-06-16 22:03:48,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:48,874 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:48,874 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 21.153846153846153) internal successors, (275), 13 states have internal predecessors, (275), 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) [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:49,408 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:49,409 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:49,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:49,409 INFO L82 PathProgramCache]: Analyzing trace with hash -838511129, now seen corresponding path program 5 times [2021-06-16 22:03:49,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:49,410 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801181442] [2021-06-16 22:03:49,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:49,642 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 303 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:49,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:49,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801181442] [2021-06-16 22:03:49,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801181442] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:49,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910210214] [2021-06-16 22:03:49,642 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:49,831 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-16 22:03:49,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:49,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 22:03:49,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 22:03:50,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910210214] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:50,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 22:03:50,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2021-06-16 22:03:50,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230394139] [2021-06-16 22:03:50,212 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 22:03:50,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:50,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 22:03:50,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-06-16 22:03:50,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:50,217 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:50,217 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 18.923076923076923) internal successors, (246), 13 states have internal predecessors, (246), 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) [2021-06-16 22:03:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:50,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:50,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:50,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:50,937 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:50,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:50,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1251154657, now seen corresponding path program 1 times [2021-06-16 22:03:50,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:50,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262045270] [2021-06-16 22:03:50,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 93 proven. 32 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-06-16 22:03:51,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:51,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262045270] [2021-06-16 22:03:51,051 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262045270] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:51,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21275250] [2021-06-16 22:03:51,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:51,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 22:03:51,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-16 22:03:51,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21275250] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:51,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 22:03:51,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [7] total 18 [2021-06-16 22:03:51,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973054755] [2021-06-16 22:03:51,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 22:03:51,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:51,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 22:03:51,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2021-06-16 22:03:51,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:51,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:51,773 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 20.46153846153846) internal successors, (266), 13 states have internal predecessors, (266), 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) [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:51,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:51,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:52,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:52,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-16 22:03:52,565 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:52,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:52,565 INFO L82 PathProgramCache]: Analyzing trace with hash 2092541399, now seen corresponding path program 1 times [2021-06-16 22:03:52,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:52,565 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347851780] [2021-06-16 22:03:52,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:52,649 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 93 proven. 10 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-06-16 22:03:52,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:52,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347851780] [2021-06-16 22:03:52,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347851780] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:52,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89261974] [2021-06-16 22:03:52,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:52,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 22:03:52,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 257 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-16 22:03:53,244 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89261974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:53,244 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:53,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 12] total 15 [2021-06-16 22:03:53,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078115726] [2021-06-16 22:03:53,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 22:03:53,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:53,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 22:03:53,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-06-16 22:03:53,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:53,246 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:53,246 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 25.066666666666666) internal successors, (376), 15 states have internal predecessors, (376), 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) [2021-06-16 22:03:53,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:53,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:55,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:55,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:55,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:55,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-06-16 22:03:55,432 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:55,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:55,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1663827691, now seen corresponding path program 2 times [2021-06-16 22:03:55,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:55,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377208380] [2021-06-16 22:03:55,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 191 proven. 72 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-06-16 22:03:55,559 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:55,559 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377208380] [2021-06-16 22:03:55,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377208380] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:55,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854649881] [2021-06-16 22:03:55,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:55,729 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 22:03:55,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:55,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-16 22:03:55,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-06-16 22:03:56,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854649881] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:03:56,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 22:03:56,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2021-06-16 22:03:56,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635084260] [2021-06-16 22:03:56,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-16 22:03:56,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:56,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-16 22:03:56,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-06-16 22:03:56,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:56,176 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:56,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 24.11111111111111) internal successors, (217), 9 states have internal predecessors, (217), 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) [2021-06-16 22:03:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:56,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:56,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:56,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:56,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:57,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:57,149 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:57,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1458963462, now seen corresponding path program 1 times [2021-06-16 22:03:57,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:57,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310757706] [2021-06-16 22:03:57,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 236 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-16 22:03:57,284 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:57,284 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310757706] [2021-06-16 22:03:57,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310757706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:57,284 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266387361] [2021-06-16 22:03:57,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:57,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 22:03:57,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:57,762 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 236 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-16 22:03:57,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266387361] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:57,762 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:57,762 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 12 [2021-06-16 22:03:57,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369905904] [2021-06-16 22:03:57,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 22:03:57,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:57,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 22:03:57,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-06-16 22:03:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:57,764 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:57,764 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 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) [2021-06-16 22:03:57,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:57,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:57,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:57,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:57,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:58,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:58,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:58,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:58,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:58,762 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:58,765 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:03:58,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:03:58,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1469194212, now seen corresponding path program 3 times [2021-06-16 22:03:58,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:03:58,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656102181] [2021-06-16 22:03:58,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:03:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:03:58,890 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 93 proven. 209 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-06-16 22:03:58,890 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:03:58,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656102181] [2021-06-16 22:03:58,890 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656102181] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:58,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320038797] [2021-06-16 22:03:58,890 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:03:59,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-16 22:03:59,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:03:59,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 22:03:59,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:03:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-06-16 22:03:59,559 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320038797] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:03:59,559 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:03:59,560 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2021-06-16 22:03:59,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229373820] [2021-06-16 22:03:59,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 22:03:59,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:03:59,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 22:03:59,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-16 22:03:59,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:03:59,561 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:03:59,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 26.928571428571427) internal successors, (377), 14 states have internal predecessors, (377), 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) [2021-06-16 22:03:59,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:59,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:59,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:03:59,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:03:59,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:02,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:02,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:02,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:02,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:02,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:02,709 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-16 22:04:02,710 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:04:02,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:04:02,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1923312087, now seen corresponding path program 2 times [2021-06-16 22:04:02,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:04:02,710 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185616163] [2021-06-16 22:04:02,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:04:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:04:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 12 proven. 257 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-06-16 22:04:02,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:04:02,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185616163] [2021-06-16 22:04:02,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185616163] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:02,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1454085262] [2021-06-16 22:04:02,845 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:04:02,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 22:04:02,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:04:03,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-16 22:04:03,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:04:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 12 proven. 257 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-06-16 22:04:03,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1454085262] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:03,382 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:04:03,382 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-06-16 22:04:03,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738968304] [2021-06-16 22:04:03,382 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 22:04:03,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:04:03,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 22:04:03,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-06-16 22:04:03,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:03,383 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:04:03,384 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 22.692307692307693) internal successors, (295), 13 states have internal predecessors, (295), 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) [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-16 22:04:03,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:03,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:03,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:03,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:07,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:07,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:07,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:08,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-16 22:04:08,108 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:04:08,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:04:08,109 INFO L82 PathProgramCache]: Analyzing trace with hash 573436879, now seen corresponding path program 4 times [2021-06-16 22:04:08,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:04:08,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383225104] [2021-06-16 22:04:08,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:04:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:04:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 178 proven. 1 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-16 22:04:08,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:04:08,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383225104] [2021-06-16 22:04:08,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383225104] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:08,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613200456] [2021-06-16 22:04:08,214 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:04:08,531 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 22:04:08,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:04:08,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-16 22:04:08,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:04:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-16 22:04:08,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613200456] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 22:04:08,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-16 22:04:08,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 9 [2021-06-16 22:04:08,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879320170] [2021-06-16 22:04:08,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 22:04:08,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:04:08,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 22:04:08,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-06-16 22:04:08,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:08,866 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:04:08,866 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 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) [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:08,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:08,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:12,570 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-16 22:04:12,570 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:04:12,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:04:12,570 INFO L82 PathProgramCache]: Analyzing trace with hash 656695968, now seen corresponding path program 3 times [2021-06-16 22:04:12,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:04:12,571 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91079646] [2021-06-16 22:04:12,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:04:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:04:12,909 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 259 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-16 22:04:12,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:04:12,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91079646] [2021-06-16 22:04:12,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91079646] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:12,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088581944] [2021-06-16 22:04:12,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:04:13,115 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-16 22:04:13,115 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:04:13,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-16 22:04:13,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:04:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 235 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-16 22:04:13,463 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088581944] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:13,463 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:04:13,463 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 12 [2021-06-16 22:04:13,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956718670] [2021-06-16 22:04:13,464 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 22:04:13,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:04:13,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 22:04:13,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-06-16 22:04:13,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:13,464 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:04:13,465 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 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) [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:13,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:18,054 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:04:18,055 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 22:04:18,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 22:04:18,055 INFO L82 PathProgramCache]: Analyzing trace with hash -147806467, now seen corresponding path program 4 times [2021-06-16 22:04:18,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 22:04:18,055 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371615961] [2021-06-16 22:04:18,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 22:04:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 22:04:18,258 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 12 proven. 280 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-16 22:04:18,258 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 22:04:18,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371615961] [2021-06-16 22:04:18,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371615961] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:18,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72884948] [2021-06-16 22:04:18,259 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 22:04:18,393 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 22:04:18,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 22:04:18,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-16 22:04:18,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 22:04:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 12 proven. 256 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-06-16 22:04:18,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72884948] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 22:04:18,746 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 22:04:18,746 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 13 [2021-06-16 22:04:18,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510649910] [2021-06-16 22:04:18,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 22:04:18,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 22:04:18,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 22:04:18,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-06-16 22:04:18,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 22:04:18,748 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 22:04:18,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 22.615384615384617) internal successors, (294), 13 states have internal predecessors, (294), 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) [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:18,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-16 22:04:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.