/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 10:05:20,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 10:05:20,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 10:05:20,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 10:05:20,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 10:05:20,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 10:05:20,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 10:05:20,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2021-07-14 10:05:20,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 10:05:20,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 10:05:20,203 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 10:05:20,203 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 10:05:20,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 10:05:20,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 10:05:20,205 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 10:05:20,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 10:05:20,205 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 10:05:20,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 10:05:20,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 10:05:20,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 10:05:20,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 10:05:20,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 10:05:20,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 10:05:20,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 10:05:20,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 10:05:20,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 10:05:20,208 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 10:05:20,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 10:05:20,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 10:05:20,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 10:05:20,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 10:05:20,535 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 10:05:20,536 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 10:05:20,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-07-14 10:05:20,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19dd667a3/8f99a8392181430894f69f6066bb39fe/FLAG465b85b07 [2021-07-14 10:05:21,079 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 10:05:21,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-07-14 10:05:21,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19dd667a3/8f99a8392181430894f69f6066bb39fe/FLAG465b85b07 [2021-07-14 10:05:21,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19dd667a3/8f99a8392181430894f69f6066bb39fe [2021-07-14 10:05:21,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 10:05:21,637 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 10:05:21,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 10:05:21,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 10:05:21,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 10:05:21,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 10:05:21" (1/1) ... [2021-07-14 10:05:21,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583c2389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:21, skipping insertion in model container [2021-07-14 10:05:21,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 10:05:21" (1/1) ... [2021-07-14 10:05:21,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 10:05:21,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 10:05:22,023 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41060,41073] [2021-07-14 10:05:22,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 10:05:22,071 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 10:05:22,122 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41060,41073] [2021-07-14 10:05:22,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 10:05:22,184 INFO L208 MainTranslator]: Completed translation [2021-07-14 10:05:22,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22 WrapperNode [2021-07-14 10:05:22,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 10:05:22,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 10:05:22,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 10:05:22,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 10:05:22,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 10:05:22,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 10:05:22,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 10:05:22,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 10:05:22,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (1/1) ... [2021-07-14 10:05:22,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 10:05:22,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 10:05:22,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 10:05:22,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 10:05:22,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (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 [2021-07-14 10:05:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 10:05:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 10:05:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-14 10:05:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 10:05:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-14 10:05:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-07-14 10:05:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-07-14 10:05:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 10:05:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 10:05:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 10:05:22,357 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 10:05:22,689 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 10:05:22,690 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2021-07-14 10:05:22,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:05:22 BoogieIcfgContainer [2021-07-14 10:05:22,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 10:05:22,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 10:05:22,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 10:05:22,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 10:05:22,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 10:05:21" (1/3) ... [2021-07-14 10:05:22,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69868bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 10:05:22, skipping insertion in model container [2021-07-14 10:05:22,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 10:05:22" (2/3) ... [2021-07-14 10:05:22,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69868bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 10:05:22, skipping insertion in model container [2021-07-14 10:05:22,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:05:22" (3/3) ... [2021-07-14 10:05:22,696 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-07-14 10:05:22,699 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 10:05:22,700 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 10:05:22,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-14 10:05:22,700 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 10:05:22,723 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,724 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,725 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,726 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,727 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,728 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,729 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,730 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,731 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,732 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,733 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,734 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,735 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,736 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,737 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,738 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,739 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,740 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,741 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,742 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,743 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,743 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,744 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,745 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:22,750 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-14 10:05:22,766 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 [2021-07-14 10:05:22,802 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:05:22,803 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:05:22,803 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:05:22,803 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:05:22,803 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:05:22,803 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:05:22,803 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:05:22,803 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t_funThread1of1ForFork0======== [2021-07-14 10:05:23,099 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:23,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:23,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1483182887, now seen corresponding path program 1 times [2021-07-14 10:05:23,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:23,107 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735578252] [2021-07-14 10:05:23,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-07-14 10:05:23,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:23,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735578252] [2021-07-14 10:05:23,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735578252] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:23,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:23,278 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:05:23,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364661146] [2021-07-14 10:05:23,282 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 10:05:23,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:23,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 10:05:23,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 10:05:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,292 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:23,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,493 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 10:05:23,493 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:23,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:23,494 INFO L82 PathProgramCache]: Analyzing trace with hash 152145400, now seen corresponding path program 1 times [2021-07-14 10:05:23,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:23,494 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796182626] [2021-07-14 10:05:23,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:23,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:23,544 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:23,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796182626] [2021-07-14 10:05:23,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796182626] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:23,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:23,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 10:05:23,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992164210] [2021-07-14 10:05:23,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:05:23,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:23,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:05:23,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:05:23,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,547 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:23,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:23,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:23,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:23,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 10:05:23,599 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:23,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:23,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1408293890, now seen corresponding path program 1 times [2021-07-14 10:05:23,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:23,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764626214] [2021-07-14 10:05:23,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:23,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:23,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764626214] [2021-07-14 10:05:23,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764626214] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:23,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966145393] [2021-07-14 10:05:23,706 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 [2021-07-14 10:05:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:23,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:05:23,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:24,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1966145393] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:24,027 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:24,027 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:05:24,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873181273] [2021-07-14 10:05:24,028 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:05:24,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:24,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:05:24,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:05:24,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,029 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:24,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:24,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:24,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:24,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:24,323 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:24,323 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:24,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:24,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1616667064, now seen corresponding path program 2 times [2021-07-14 10:05:24,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:24,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480222699] [2021-07-14 10:05:24,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:24,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:24,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:24,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480222699] [2021-07-14 10:05:24,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480222699] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:24,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127303360] [2021-07-14 10:05:24,383 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 [2021-07-14 10:05:24,494 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-07-14 10:05:24,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:24,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 10:05:24,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:24,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-14 10:05:24,539 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,540 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,541 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,541 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 10:05:24,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-14 10:05:24,553 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,557 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,557 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-07-14 10:05:24,614 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 10:05:24,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-14 10:05:24,616 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,619 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,620 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,620 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-07-14 10:05:24,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:05:24,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:05:24,656 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,660 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,667 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,667 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:6 [2021-07-14 10:05:24,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-07-14 10:05:24,707 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:24,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:24,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 10:05:24,710 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:18, output treesize:10 [2021-07-14 10:05:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:24,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127303360] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:24,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:05:24,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 14 [2021-07-14 10:05:24,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249529772] [2021-07-14 10:05:24,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:05:24,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:24,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:05:24,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-07-14 10:05:24,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,758 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:24,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:24,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:24,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:24,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:24,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:25,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:25,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:25,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:25,321 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:25,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:25,321 INFO L82 PathProgramCache]: Analyzing trace with hash -176793397, now seen corresponding path program 1 times [2021-07-14 10:05:25,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:25,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191413138] [2021-07-14 10:05:25,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:25,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:25,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191413138] [2021-07-14 10:05:25,384 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191413138] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:25,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329106014] [2021-07-14 10:05:25,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-14 10:05:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:25,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:05:25,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:05:25,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329106014] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:25,595 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:25,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-07-14 10:05:25,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555505709] [2021-07-14 10:05:25,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 10:05:25,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:25,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 10:05:25,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-07-14 10:05:25,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,597 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:25,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:25,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:25,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:25,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:25,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:25,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:25,911 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:25,917 INFO L301 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-07-14 10:05:25,918 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 10:05:25,922 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:05:25,922 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:05:25,922 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:05:25,922 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:05:25,922 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:05:25,922 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:05:25,923 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:05:25,923 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 10:05:25,927 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:25,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:25,928 INFO L82 PathProgramCache]: Analyzing trace with hash -756934771, now seen corresponding path program 1 times [2021-07-14 10:05:25,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:25,928 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284810846] [2021-07-14 10:05:25,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:25,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:25,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284810846] [2021-07-14 10:05:25,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284810846] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:25,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:25,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:05:25,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137799600] [2021-07-14 10:05:25,940 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 10:05:25,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:25,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 10:05:25,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 10:05:25,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,941 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:25,941 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:25,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,943 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 10:05:25,943 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:25,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:25,943 INFO L82 PathProgramCache]: Analyzing trace with hash 572314360, now seen corresponding path program 1 times [2021-07-14 10:05:25,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:25,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923227105] [2021-07-14 10:05:25,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:25,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:25,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923227105] [2021-07-14 10:05:25,985 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923227105] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:25,985 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:25,985 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 10:05:25,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157877922] [2021-07-14 10:05:25,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:05:25,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:25,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:05:25,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:05:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,986 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:25,986 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:25,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:25,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 10:05:25,994 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:25,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:25,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1507642114, now seen corresponding path program 1 times [2021-07-14 10:05:25,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:25,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859656432] [2021-07-14 10:05:25,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:26,016 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:26,016 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859656432] [2021-07-14 10:05:26,016 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859656432] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:26,017 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097028603] [2021-07-14 10:05:26,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-14 10:05:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:26,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-14 10:05:26,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:05:26,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097028603] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:26,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:05:26,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-14 10:05:26,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629781388] [2021-07-14 10:05:26,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:05:26,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:26,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:05:26,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 10:05:26,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,157 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:26,157 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:26,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:26,597 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:26,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:26,597 INFO L82 PathProgramCache]: Analyzing trace with hash -284217623, now seen corresponding path program 1 times [2021-07-14 10:05:26,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:26,598 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016639668] [2021-07-14 10:05:26,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:05:26,619 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:26,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016639668] [2021-07-14 10:05:26,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016639668] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:26,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357617723] [2021-07-14 10:05:26,619 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 [2021-07-14 10:05:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:26,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:05:26,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:26,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:05:26,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357617723] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:26,793 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:26,793 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:05:26,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21695330] [2021-07-14 10:05:26,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:05:26,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:26,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:05:26,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:05:26,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,794 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:26,794 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:26,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:26,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:26,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:27,058 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:27,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:27,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1050918947, now seen corresponding path program 2 times [2021-07-14 10:05:27,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:27,059 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860364363] [2021-07-14 10:05:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:27,094 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:27,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860364363] [2021-07-14 10:05:27,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860364363] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:27,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978674107] [2021-07-14 10:05:27,095 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 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 [2021-07-14 10:05:27,179 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:05:27,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:27,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:05:27,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:27,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:27,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978674107] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:27,260 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:27,260 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:05:27,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317258417] [2021-07-14 10:05:27,260 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:05:27,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:27,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:05:27,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:05:27,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,261 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:27,261 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:27,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,494 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-14 10:05:27,495 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:27,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:27,495 INFO L82 PathProgramCache]: Analyzing trace with hash -2108271767, now seen corresponding path program 1 times [2021-07-14 10:05:27,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:27,495 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999114094] [2021-07-14 10:05:27,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:27,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:27,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999114094] [2021-07-14 10:05:27,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999114094] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:27,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480093075] [2021-07-14 10:05:27,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-14 10:05:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:27,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:05:27,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:27,707 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480093075] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:27,707 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:27,707 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-14 10:05:27,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697978905] [2021-07-14 10:05:27,707 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:05:27,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:27,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:05:27,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-07-14 10:05:27,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,708 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:27,708 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:27,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:27,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:27,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:27,969 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:27,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:27,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1912041053, now seen corresponding path program 2 times [2021-07-14 10:05:27,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:27,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486955306] [2021-07-14 10:05:27,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:28,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:28,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486955306] [2021-07-14 10:05:28,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486955306] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:28,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88719162] [2021-07-14 10:05:28,046 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 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 [2021-07-14 10:05:28,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:05:28,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:28,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 10:05:28,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:28,250 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88719162] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:28,250 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:28,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-07-14 10:05:28,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958613620] [2021-07-14 10:05:28,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 10:05:28,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:28,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 10:05:28,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-07-14 10:05:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,251 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:28,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:28,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:28,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:28,539 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:28,539 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:28,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:28,540 INFO L82 PathProgramCache]: Analyzing trace with hash 822486953, now seen corresponding path program 3 times [2021-07-14 10:05:28,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:28,540 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706532967] [2021-07-14 10:05:28,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:28,616 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:28,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706532967] [2021-07-14 10:05:28,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706532967] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:28,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151779358] [2021-07-14 10:05:28,616 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 [2021-07-14 10:05:28,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 10:05:28,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:28,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 10:05:28,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:28,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151779358] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:28,820 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:28,820 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-07-14 10:05:28,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178161173] [2021-07-14 10:05:28,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 10:05:28,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:28,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 10:05:28,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-07-14 10:05:28,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,821 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:28,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:28,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:28,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:29,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-07-14 10:05:29,137 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:29,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:29,137 INFO L82 PathProgramCache]: Analyzing trace with hash -447519389, now seen corresponding path program 4 times [2021-07-14 10:05:29,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:29,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010965756] [2021-07-14 10:05:29,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:29,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:29,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010965756] [2021-07-14 10:05:29,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010965756] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:29,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676734202] [2021-07-14 10:05:29,217 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 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 [2021-07-14 10:05:29,339 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 10:05:29,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:29,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 10:05:29,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:29,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676734202] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:29,426 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:29,426 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-07-14 10:05:29,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697160246] [2021-07-14 10:05:29,427 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 10:05:29,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:29,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 10:05:29,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-07-14 10:05:29,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:29,427 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:29,427 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.6) internal successors, (69), 15 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:29,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:29,779 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-14 10:05:29,779 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:29,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:29,780 INFO L82 PathProgramCache]: Analyzing trace with hash 774482921, now seen corresponding path program 5 times [2021-07-14 10:05:29,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:29,780 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113178754] [2021-07-14 10:05:29,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:29,879 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:29,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113178754] [2021-07-14 10:05:29,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113178754] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:29,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884917507] [2021-07-14 10:05:29,879 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 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 [2021-07-14 10:05:29,964 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-14 10:05:29,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:29,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-14 10:05:29,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:30,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884917507] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:30,066 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:30,066 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-07-14 10:05:30,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870366246] [2021-07-14 10:05:30,067 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 10:05:30,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:30,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 10:05:30,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-07-14 10:05:30,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,067 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:30,067 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:30,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:30,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-14 10:05:30,431 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:30,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:30,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1392019747, now seen corresponding path program 6 times [2021-07-14 10:05:30,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:30,432 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467862963] [2021-07-14 10:05:30,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:30,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:30,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467862963] [2021-07-14 10:05:30,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467862963] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:30,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185675479] [2021-07-14 10:05:30,546 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE 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 [2021-07-14 10:05:30,712 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-07-14 10:05:30,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:30,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 10:05:30,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:30,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185675479] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:30,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:30,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-07-14 10:05:30,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212168603] [2021-07-14 10:05:30,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 10:05:30,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:30,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 10:05:30,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-07-14 10:05:30,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,816 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:30,816 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.157894736842105) internal successors, (79), 19 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:30,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:30,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:30,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:31,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:31,235 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:31,235 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:31,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:31,236 INFO L82 PathProgramCache]: Analyzing trace with hash -2132484055, now seen corresponding path program 7 times [2021-07-14 10:05:31,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:31,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415182656] [2021-07-14 10:05:31,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:31,412 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:31,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415182656] [2021-07-14 10:05:31,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415182656] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:31,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652542314] [2021-07-14 10:05:31,413 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 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 [2021-07-14 10:05:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:31,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 10:05:31,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:31,641 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652542314] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:31,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:31,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-07-14 10:05:31,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079181570] [2021-07-14 10:05:31,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 10:05:31,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:31,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 10:05:31,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-07-14 10:05:31,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:31,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 4.0) internal successors, (84), 21 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:31,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:05:32,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-14 10:05:32,061 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:32,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:32,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1504445213, now seen corresponding path program 8 times [2021-07-14 10:05:32,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:32,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473791780] [2021-07-14 10:05:32,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:32,257 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:32,257 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:32,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473791780] [2021-07-14 10:05:32,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473791780] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:32,257 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694702225] [2021-07-14 10:05:32,257 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:32,323 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:05:32,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:32,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 10:05:32,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 10:05:32,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694702225] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:32,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:32,497 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-07-14 10:05:32,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980359421] [2021-07-14 10:05:32,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 10:05:32,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:32,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 10:05:32,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-07-14 10:05:32,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:32,500 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:32,500 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.869565217391304) internal successors, (89), 23 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:05:32,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:32,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:32,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:05:32,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:05:33,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-14 10:05:33,016 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:33,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:33,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1822702487, now seen corresponding path program 9 times [2021-07-14 10:05:33,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:33,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628369694] [2021-07-14 10:05:33,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 10:05:33,032 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 10:05:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 10:05:33,043 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 10:05:33,059 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-14 10:05:33,059 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-14 10:05:33,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-14 10:05:33,062 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-07-14 10:05:33,063 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-14 10:05:33,063 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-07-14 10:05:33,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,091 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,092 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:05:33,128 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 10:05:33,129 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-07-14 10:05:33,152 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:05:33,152 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:05:33,152 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:05:33,152 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:05:33,152 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:05:33,152 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:05:33,152 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:05:33,152 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t_funThread1of2ForFork0======== Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 10:05:33,555 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:33,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:33,555 INFO L82 PathProgramCache]: Analyzing trace with hash -756778530, now seen corresponding path program 1 times [2021-07-14 10:05:33,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:33,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116000699] [2021-07-14 10:05:33,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:33,575 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-07-14 10:05:33,575 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:33,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116000699] [2021-07-14 10:05:33,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116000699] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:33,576 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:33,576 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:05:33,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120457379] [2021-07-14 10:05:33,576 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 10:05:33,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:33,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 10:05:33,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 10:05:33,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:33,577 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:33,577 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:33,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:37,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:37,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-14 10:05:37,042 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:37,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:37,043 INFO L82 PathProgramCache]: Analyzing trace with hash 256043251, now seen corresponding path program 1 times [2021-07-14 10:05:37,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:37,043 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323251380] [2021-07-14 10:05:37,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:37,058 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:37,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323251380] [2021-07-14 10:05:37,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323251380] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:37,058 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:05:37,058 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 10:05:37,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386948800] [2021-07-14 10:05:37,059 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:05:37,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:37,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:05:37,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:05:37,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:37,059 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:37,059 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:37,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:37,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:38,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:38,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:38,838 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-14 10:05:38,838 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:38,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:38,839 INFO L82 PathProgramCache]: Analyzing trace with hash 141175930, now seen corresponding path program 1 times [2021-07-14 10:05:38,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:38,839 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468129538] [2021-07-14 10:05:38,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:38,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:38,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468129538] [2021-07-14 10:05:38,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468129538] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:38,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503321120] [2021-07-14 10:05:38,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:38,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:05:38,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:39,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503321120] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:39,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:39,043 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:05:39,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888747692] [2021-07-14 10:05:39,044 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:05:39,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:39,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:05:39,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:05:39,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:39,045 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:39,045 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:39,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:39,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:39,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:40,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:40,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-07-14 10:05:40,797 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:40,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:40,797 INFO L82 PathProgramCache]: Analyzing trace with hash -357366445, now seen corresponding path program 2 times [2021-07-14 10:05:40,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:40,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184606972] [2021-07-14 10:05:40,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:05:41,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:41,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184606972] [2021-07-14 10:05:41,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184606972] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:41,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675520182] [2021-07-14 10:05:41,036 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:41,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-07-14 10:05:41,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:41,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 10:05:41,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:41,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-14 10:05:41,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,138 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 10:05:41,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-14 10:05:41,151 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,154 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,154 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-07-14 10:05:41,203 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 10:05:41,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-14 10:05:41,206 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,210 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,210 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-07-14 10:05:41,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:05:41,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:05:41,256 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,259 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,260 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,264 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,265 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,265 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:6 [2021-07-14 10:05:41,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-07-14 10:05:41,305 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:41,306 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:41,308 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 10:05:41,308 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:18, output treesize:10 [2021-07-14 10:05:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:41,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675520182] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:41,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:05:41,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 14 [2021-07-14 10:05:41,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891607472] [2021-07-14 10:05:41,346 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:05:41,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:41,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:05:41,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-07-14 10:05:41,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:41,346 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:41,346 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:41,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:44,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:44,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:44,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:44,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:44,857 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-07-14 10:05:44,857 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:44,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:44,858 INFO L82 PathProgramCache]: Analyzing trace with hash -799801711, now seen corresponding path program 1 times [2021-07-14 10:05:44,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:44,858 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045950189] [2021-07-14 10:05:44,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:44,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:05:44,903 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:44,904 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045950189] [2021-07-14 10:05:44,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045950189] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:44,904 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571125779] [2021-07-14 10:05:44,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:45,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:05:45,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:05:45,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571125779] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:45,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:45,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-07-14 10:05:45,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120945940] [2021-07-14 10:05:45,140 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-14 10:05:45,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:45,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-14 10:05:45,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-07-14 10:05:45,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:45,140 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:45,141 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:45,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:45,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:45,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:45,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:45,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:47,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:47,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-07-14 10:05:47,544 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:47,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:47,545 INFO L82 PathProgramCache]: Analyzing trace with hash 306059375, now seen corresponding path program 1 times [2021-07-14 10:05:47,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:47,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924348459] [2021-07-14 10:05:47,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:05:47,590 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:47,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924348459] [2021-07-14 10:05:47,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924348459] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:47,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357378399] [2021-07-14 10:05:47,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:47,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 10:05:47,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:05:47,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357378399] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:47,788 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:47,788 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-07-14 10:05:47,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705894462] [2021-07-14 10:05:47,789 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 10:05:47,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:47,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 10:05:47,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-07-14 10:05:47,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:47,790 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:47,790 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:47,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:50,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:50,321 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-07-14 10:05:50,321 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:50,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:50,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1339882698, now seen corresponding path program 2 times [2021-07-14 10:05:50,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:50,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813129955] [2021-07-14 10:05:50,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:05:50,383 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:50,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813129955] [2021-07-14 10:05:50,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813129955] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:50,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551228238] [2021-07-14 10:05:50,384 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:50,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:05:50,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:50,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 10:05:50,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:05:50,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551228238] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:50,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:50,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-07-14 10:05:50,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345978762] [2021-07-14 10:05:50,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 10:05:50,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:50,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 10:05:50,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-07-14 10:05:50,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:50,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:50,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:50,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:50,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:50,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:50,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:50,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:50,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:50,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:53,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:53,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:53,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:53,973 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:53,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:53,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1034634033, now seen corresponding path program 3 times [2021-07-14 10:05:53,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:53,974 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395216] [2021-07-14 10:05:53,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:05:54,110 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:54,110 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395216] [2021-07-14 10:05:54,110 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395216] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:54,110 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202439342] [2021-07-14 10:05:54,111 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:54,194 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:05:54,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:54,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:05:54,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-07-14 10:05:54,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202439342] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:54,351 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:54,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2021-07-14 10:05:54,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360302627] [2021-07-14 10:05:54,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 10:05:54,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:54,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 10:05:54,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-07-14 10:05:54,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:54,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:54,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 8.722222222222221) internal successors, (157), 18 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:54,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:54,633 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-07-14 10:05:55,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:55,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:55,373 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-14 10:05:55,373 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:55,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:55,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1892210521, now seen corresponding path program 1 times [2021-07-14 10:05:55,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:55,373 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443862486] [2021-07-14 10:05:55,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:05:55,662 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:55,662 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443862486] [2021-07-14 10:05:55,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443862486] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:55,663 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253103313] [2021-07-14 10:05:55,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:55,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-14 10:05:55,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:05:55,876 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253103313] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:55,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:55,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-07-14 10:05:55,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675358764] [2021-07-14 10:05:55,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 10:05:55,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:55,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 10:05:55,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-07-14 10:05:55,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:55,878 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:55,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:55,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:56,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:56,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:56,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:56,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:56,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:56,828 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:56,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:56,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1347687456, now seen corresponding path program 2 times [2021-07-14 10:05:56,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:56,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77121840] [2021-07-14 10:05:56,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:05:56,930 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:56,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77121840] [2021-07-14 10:05:56,930 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77121840] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:56,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831789319] [2021-07-14 10:05:56,930 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:57,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:05:57,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:57,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 10:05:57,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:05:57,183 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831789319] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:57,183 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:05:57,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-07-14 10:05:57,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845462239] [2021-07-14 10:05:57,184 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 10:05:57,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:57,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 10:05:57,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-07-14 10:05:57,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:57,185 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:57,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 6.684210526315789) internal successors, (127), 19 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:57,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:57,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:58,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-07-14 10:05:58,150 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:05:58,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:05:58,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1307808697, now seen corresponding path program 3 times [2021-07-14 10:05:58,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:05:58,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048524055] [2021-07-14 10:05:58,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:05:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:05:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:05:58,275 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:05:58,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048524055] [2021-07-14 10:05:58,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048524055] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:05:58,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791230836] [2021-07-14 10:05:58,276 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:05:58,389 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:05:58,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:05:58,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 10:05:58,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:05:58,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-14 10:05:58,408 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,409 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:58,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,410 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 10:05:58,436 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 10:05:58,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-14 10:05:58,438 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:58,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,440 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2021-07-14 10:05:58,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-07-14 10:05:58,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:58,790 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,790 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:12 [2021-07-14 10:05:58,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-07-14 10:05:58,863 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:05:58,866 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:05:58,868 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 10:05:58,868 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:25, output treesize:21 [2021-07-14 10:05:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-07-14 10:05:58,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791230836] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:05:58,958 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:05:58,958 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [19] total 24 [2021-07-14 10:05:58,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254229132] [2021-07-14 10:05:58,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:05:58,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:05:58,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:05:58,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2021-07-14 10:05:58,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:58,959 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:05:58,959 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:58,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:59,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:05:59,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:00,029 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:00,029 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:00,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:00,030 INFO L82 PathProgramCache]: Analyzing trace with hash -950123944, now seen corresponding path program 1 times [2021-07-14 10:06:00,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:00,030 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116366606] [2021-07-14 10:06:00,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:06:00,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:00,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116366606] [2021-07-14 10:06:00,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116366606] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:00,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192288975] [2021-07-14 10:06:00,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:00,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 10:06:00,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:06:00,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192288975] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:00,432 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:00,432 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-07-14 10:06:00,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329842137] [2021-07-14 10:06:00,432 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 10:06:00,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:00,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 10:06:00,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-07-14 10:06:00,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:00,433 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:00,433 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 6.428571428571429) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:00,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:00,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:00,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:00,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:00,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:01,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:01,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:01,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:01,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:01,382 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-07-14 10:06:01,382 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:01,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:01,383 INFO L82 PathProgramCache]: Analyzing trace with hash -2129592015, now seen corresponding path program 2 times [2021-07-14 10:06:01,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:01,383 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234673067] [2021-07-14 10:06:01,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:06:01,532 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:01,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234673067] [2021-07-14 10:06:01,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234673067] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:01,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800437664] [2021-07-14 10:06:01,532 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:01,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:01,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:01,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 10:06:01,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:01,865 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 10:06:01,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800437664] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:01,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:01,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-07-14 10:06:01,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008081440] [2021-07-14 10:06:01,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 10:06:01,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:01,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 10:06:01,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-07-14 10:06:01,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:01,867 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:01,867 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 6.086956521739131) internal successors, (140), 23 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:01,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:01,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:02,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:02,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:02,837 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:02,837 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:02,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:02,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1313824264, now seen corresponding path program 3 times [2021-07-14 10:06:02,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:02,838 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203970958] [2021-07-14 10:06:02,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-07-14 10:06:03,096 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:03,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203970958] [2021-07-14 10:06:03,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203970958] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:03,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901638713] [2021-07-14 10:06:03,096 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:03,216 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:06:03,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:03,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-14 10:06:03,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:03,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-14 10:06:03,237 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,238 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,238 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 10:06:03,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-14 10:06:03,245 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,248 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,248 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,248 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-07-14 10:06:03,334 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 10:06:03,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-14 10:06:03,336 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,339 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,340 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,340 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-07-14 10:06:03,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:06:03,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:03,356 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,360 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,364 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,365 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2021-07-14 10:06:03,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-07-14 10:06:03,392 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,399 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-14 10:06:03,399 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:34 [2021-07-14 10:06:03,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:06:03,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:03,462 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,466 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,471 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,472 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,472 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:38, output treesize:23 [2021-07-14 10:06:03,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:06:03,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:03,504 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,508 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,508 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,513 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,515 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,515 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:38, output treesize:19 [2021-07-14 10:06:03,572 INFO L354 Elim1Store]: treesize reduction 4, result has 77.8 percent of original size [2021-07-14 10:06:03,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 21 [2021-07-14 10:06:03,573 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,576 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,577 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:17 [2021-07-14 10:06:03,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-07-14 10:06:03,659 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:03,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:03,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-07-14 10:06:03,664 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:24 [2021-07-14 10:06:05,689 WARN L860 $PredicateComparison]: unable to prove that (exists ((t_funThread2of2ForFork0_~i~0 Int) (|t_funThread2of2ForFork0_#t~post39| Int)) (and (= (select |c_#memory_int| |c_~#a~0.base|) (store ((as const (Array Int Int)) 0) (+ (* t_funThread2of2ForFork0_~i~0 28) |c_~#a~0.offset|) (+ |t_funThread2of2ForFork0_#t~post39| 1))) (not (= (* 28 c_t_funThread1of2ForFork0_~i~0) (* 28 t_funThread2of2ForFork0_~i~0))))) is different from true [2021-07-14 10:06:05,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2021-07-14 10:06:05,733 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:05,737 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:05,739 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-07-14 10:06:05,739 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:35, output treesize:28 [2021-07-14 10:06:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-07-14 10:06:06,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901638713] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:06,680 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:06:06,680 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [18] total 28 [2021-07-14 10:06:06,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919619499] [2021-07-14 10:06:06,680 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 10:06:06,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:06,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 10:06:06,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=613, Unknown=2, NotChecked=50, Total=756 [2021-07-14 10:06:06,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:06,681 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:06,681 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 5.555555555555555) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:06,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:06,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:06,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:10,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:10,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-07-14 10:06:10,353 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:10,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:10,354 INFO L82 PathProgramCache]: Analyzing trace with hash -77331311, now seen corresponding path program 1 times [2021-07-14 10:06:10,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:10,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947837759] [2021-07-14 10:06:10,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-07-14 10:06:10,631 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:10,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947837759] [2021-07-14 10:06:10,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947837759] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:10,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:10,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-07-14 10:06:10,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370329116] [2021-07-14 10:06:10,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 10:06:10,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:10,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 10:06:10,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-07-14 10:06:10,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:10,632 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:10,632 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:10,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:10,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:10,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:10,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:10,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:10,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 10:06:14,602 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-07-14 10:06:14,602 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:14,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:14,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1372155517, now seen corresponding path program 2 times [2021-07-14 10:06:14,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:14,603 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159682580] [2021-07-14 10:06:14,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-07-14 10:06:14,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:14,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159682580] [2021-07-14 10:06:14,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159682580] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:14,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652245725] [2021-07-14 10:06:14,858 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:14,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:14,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:14,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 10:06:14,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:14,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-14 10:06:14,978 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:14,979 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:14,980 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:14,980 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-07-14 10:06:14,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-07-14 10:06:14,985 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:14,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:14,988 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:14,988 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-07-14 10:06:15,074 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-14 10:06:15,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-14 10:06:15,076 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,079 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,079 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,079 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2021-07-14 10:06:15,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:06:15,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:15,094 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,097 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,098 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,102 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,103 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,103 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2021-07-14 10:06:15,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 10:06:15,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:15,145 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,148 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,153 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,153 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2021-07-14 10:06:15,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2021-07-14 10:06:15,233 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,237 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:27 [2021-07-14 10:06:15,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-07-14 10:06:15,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-07-14 10:06:15,302 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,308 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,314 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:53, output treesize:35 [2021-07-14 10:06:15,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 40 [2021-07-14 10:06:15,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,366 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-14 10:06:15,366 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:20 [2021-07-14 10:06:15,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2021-07-14 10:06:15,411 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 10:06:15,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 10:06:15,413 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-07-14 10:06:15,413 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:32, output treesize:24 [2021-07-14 10:06:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-07-14 10:06:15,463 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652245725] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:15,463 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:15,463 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 25 [2021-07-14 10:06:15,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375279649] [2021-07-14 10:06:15,464 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 10:06:15,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:15,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 10:06:15,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2021-07-14 10:06:15,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:15,465 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:15,465 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 5.44) internal successors, (136), 25 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:15,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 10:06:15,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:18,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:18,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:18,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 10:06:18,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 10:06:18,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:18,294 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:18,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:18,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1078837956, now seen corresponding path program 4 times [2021-07-14 10:06:18,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:18,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936962208] [2021-07-14 10:06:18,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-07-14 10:06:19,452 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:19,452 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936962208] [2021-07-14 10:06:19,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936962208] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:19,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:19,452 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-07-14 10:06:19,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416797865] [2021-07-14 10:06:19,452 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 10:06:19,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:19,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 10:06:19,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2021-07-14 10:06:19,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:19,453 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:19,453 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 4.761904761904762) internal successors, (100), 21 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:19,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 10:06:19,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-14 10:06:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 10:06:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 10:06:23,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-14 10:06:23,517 INFO L301 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-07-14 10:06:23,517 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-07-14 10:06:23,542 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:06:23,542 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:06:23,542 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:06:23,542 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:06:23,542 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:06:23,542 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:06:23,542 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:06:23,542 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 10:06:23,546 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:23,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:23,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1774934510, now seen corresponding path program 1 times [2021-07-14 10:06:23,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:23,547 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035524649] [2021-07-14 10:06:23,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:23,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:23,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035524649] [2021-07-14 10:06:23,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035524649] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:23,554 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:23,554 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:06:23,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830200730] [2021-07-14 10:06:23,554 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 10:06:23,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:23,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 10:06:23,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 10:06:23,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,554 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:23,555 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:23,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-07-14 10:06:23,556 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:23,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:23,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1839864424, now seen corresponding path program 1 times [2021-07-14 10:06:23,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:23,556 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337647938] [2021-07-14 10:06:23,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 10:06:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:23,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:23,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337647938] [2021-07-14 10:06:23,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337647938] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:23,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:23,566 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 10:06:23,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171419187] [2021-07-14 10:06:23,566 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:06:23,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:23,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:06:23,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:06:23,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,567 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:23,567 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:23,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:23,575 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-07-14 10:06:23,575 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:23,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:23,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1214977823, now seen corresponding path program 1 times [2021-07-14 10:06:23,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:23,575 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000499039] [2021-07-14 10:06:23,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:23,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:23,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000499039] [2021-07-14 10:06:23,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000499039] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:23,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132507552] [2021-07-14 10:06:23,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:23,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-14 10:06:23,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:23,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132507552] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:23,714 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:06:23,714 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-14 10:06:23,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331803091] [2021-07-14 10:06:23,714 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:06:23,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:23,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:06:23,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 10:06:23,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,716 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:23,716 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:23,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:23,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:23,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:23,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-07-14 10:06:24,210 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:24,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:24,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1783084037, now seen corresponding path program 1 times [2021-07-14 10:06:24,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:24,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026287992] [2021-07-14 10:06:24,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:24,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:24,227 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:24,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026287992] [2021-07-14 10:06:24,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026287992] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:24,227 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802620400] [2021-07-14 10:06:24,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:24,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:06:24,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:24,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802620400] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:24,352 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:24,352 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:06:24,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869268533] [2021-07-14 10:06:24,353 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:06:24,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:24,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:06:24,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:06:24,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:24,354 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:24,622 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:24,622 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:24,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:24,622 INFO L82 PathProgramCache]: Analyzing trace with hash 116810654, now seen corresponding path program 2 times [2021-07-14 10:06:24,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:24,623 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060387071] [2021-07-14 10:06:24,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:06:24,641 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:24,641 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060387071] [2021-07-14 10:06:24,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060387071] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:24,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798967877] [2021-07-14 10:06:24,642 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:24,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:24,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:24,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:06:24,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:06:24,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798967877] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:24,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:24,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:06:24,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499635760] [2021-07-14 10:06:24,794 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:06:24,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:24,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:06:24,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:06:24,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,795 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:24,795 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:24,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:24,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:24,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:24,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:31,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:32,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-07-14 10:06:32,144 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:32,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:32,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1631224867, now seen corresponding path program 1 times [2021-07-14 10:06:32,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:32,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669817229] [2021-07-14 10:06:32,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:32,195 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:32,195 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669817229] [2021-07-14 10:06:32,196 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669817229] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:32,196 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187184865] [2021-07-14 10:06:32,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:32,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:06:32,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:32,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187184865] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:32,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:32,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-14 10:06:32,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412278995] [2021-07-14 10:06:32,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:06:32,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:32,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:06:32,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-07-14 10:06:32,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:32,364 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:32,365 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:35,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:36,160 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:36,160 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:36,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:36,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1717203094, now seen corresponding path program 2 times [2021-07-14 10:06:36,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:36,160 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989992488] [2021-07-14 10:06:36,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:36,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:36,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989992488] [2021-07-14 10:06:36,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989992488] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:36,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877766998] [2021-07-14 10:06:36,200 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:36,277 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:36,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:36,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 10:06:36,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:36,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877766998] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:36,360 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:36,360 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-07-14 10:06:36,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781077344] [2021-07-14 10:06:36,360 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 10:06:36,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:36,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 10:06:36,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-07-14 10:06:36,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:36,361 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:36,361 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:36,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:39,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:40,007 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-07-14 10:06:40,008 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:40,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:40,008 INFO L82 PathProgramCache]: Analyzing trace with hash 714176643, now seen corresponding path program 3 times [2021-07-14 10:06:40,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:40,008 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876235825] [2021-07-14 10:06:40,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:40,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:40,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876235825] [2021-07-14 10:06:40,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876235825] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:40,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443637782] [2021-07-14 10:06:40,073 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:40,147 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:06:40,148 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:40,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:06:40,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-07-14 10:06:40,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443637782] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:40,495 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:40,495 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-07-14 10:06:40,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444984323] [2021-07-14 10:06:40,495 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 10:06:40,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:40,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 10:06:40,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-07-14 10:06:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:40,496 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:40,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:40,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:40,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:40,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:40,885 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-07-14 10:06:40,886 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:40,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:40,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1243573624, now seen corresponding path program 1 times [2021-07-14 10:06:40,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:40,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192956914] [2021-07-14 10:06:40,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:40,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:40,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192956914] [2021-07-14 10:06:40,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192956914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:40,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963088248] [2021-07-14 10:06:40,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:41,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 10:06:41,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:41,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [963088248] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:41,112 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:41,112 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-07-14 10:06:41,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743114097] [2021-07-14 10:06:41,112 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 10:06:41,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:41,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 10:06:41,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-07-14 10:06:41,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,113 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:41,113 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:41,446 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-07-14 10:06:41,446 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:41,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:41,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1114754191, now seen corresponding path program 2 times [2021-07-14 10:06:41,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:41,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516321838] [2021-07-14 10:06:41,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:41,543 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:41,543 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516321838] [2021-07-14 10:06:41,543 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516321838] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:41,543 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641204603] [2021-07-14 10:06:41,543 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:41,674 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:41,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:41,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-14 10:06:41,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:41,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641204603] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:41,769 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:41,769 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-07-14 10:06:41,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110041826] [2021-07-14 10:06:41,769 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 10:06:41,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:41,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 10:06:41,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-07-14 10:06:41,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:41,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:41,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:41,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:41,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:41,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:41,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:42,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-07-14 10:06:42,136 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:42,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:42,136 INFO L82 PathProgramCache]: Analyzing trace with hash -309936408, now seen corresponding path program 3 times [2021-07-14 10:06:42,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:42,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681968686] [2021-07-14 10:06:42,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:42,245 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:42,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:42,246 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681968686] [2021-07-14 10:06:42,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681968686] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:42,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991891791] [2021-07-14 10:06:42,247 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:42,424 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 10:06:42,425 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:42,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 10:06:42,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:42,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991891791] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:42,535 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:42,535 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-07-14 10:06:42,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979642956] [2021-07-14 10:06:42,536 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 10:06:42,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:42,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 10:06:42,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-07-14 10:06:42,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:42,536 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:42,536 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:42,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:42,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:42,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:42,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:42,682 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2021-07-14 10:06:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:42,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:43,067 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:43,067 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:43,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:43,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1684513745, now seen corresponding path program 4 times [2021-07-14 10:06:43,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:43,068 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459166058] [2021-07-14 10:06:43,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:43,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:43,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459166058] [2021-07-14 10:06:43,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459166058] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:43,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861596784] [2021-07-14 10:06:43,202 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:43,332 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 10:06:43,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:43,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 10:06:43,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:43,452 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:43,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861596784] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:43,452 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:43,452 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-07-14 10:06:43,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008021741] [2021-07-14 10:06:43,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 10:06:43,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:43,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 10:06:43,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-07-14 10:06:43,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:43,453 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:43,453 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 4.0476190476190474) internal successors, (85), 21 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:43,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:43,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:43,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:43,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:43,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:43,900 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 10:06:43,900 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:43,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:43,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1915286344, now seen corresponding path program 5 times [2021-07-14 10:06:43,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:43,900 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174505490] [2021-07-14 10:06:43,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:44,068 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:44,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174505490] [2021-07-14 10:06:44,068 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174505490] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:44,068 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618154918] [2021-07-14 10:06:44,068 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:44,181 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-07-14 10:06:44,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:44,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 10:06:44,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 10:06:44,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618154918] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:44,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:44,303 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-07-14 10:06:44,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19366837] [2021-07-14 10:06:44,303 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 10:06:44,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:44,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 10:06:44,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-07-14 10:06:44,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,304 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:44,304 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.9130434782608696) internal successors, (90), 23 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:44,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:44,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 10:06:44,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 10:06:44,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-14 10:06:44,796 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:44,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:44,796 INFO L82 PathProgramCache]: Analyzing trace with hash 201843663, now seen corresponding path program 6 times [2021-07-14 10:06:44,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:44,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79335783] [2021-07-14 10:06:44,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 10:06:44,807 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 10:06:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 10:06:44,820 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 10:06:44,836 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-14 10:06:44,836 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-14 10:06:44,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-07-14 10:06:44,841 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-07-14 10:06:44,841 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-14 10:06:44,842 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-07-14 10:06:44,859 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,860 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,861 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,862 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,863 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,876 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,877 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,878 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,882 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,883 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,884 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,885 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,886 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,887 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,887 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,888 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,889 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 10:06:44,891 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 10:06:44,892 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 10:06:44,898 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 10:06:44,898 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 10:06:44,898 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 10:06:44,898 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 10:06:44,898 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 10:06:44,898 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 10:06:44,898 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 10:06:44,898 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 10:06:44,913 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:44,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:44,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1411113418, now seen corresponding path program 1 times [2021-07-14 10:06:44,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:44,914 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274897450] [2021-07-14 10:06:44,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:44,951 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:44,951 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274897450] [2021-07-14 10:06:44,951 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274897450] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:44,951 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:44,951 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 10:06:44,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618809951] [2021-07-14 10:06:44,951 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 10:06:44,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:44,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 10:06:44,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 10:06:44,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,952 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:44,952 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:44,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,952 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-07-14 10:06:44,953 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:44,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:44,953 INFO L82 PathProgramCache]: Analyzing trace with hash 412664472, now seen corresponding path program 1 times [2021-07-14 10:06:44,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:44,953 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967159920] [2021-07-14 10:06:44,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:44,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:44,962 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:44,962 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967159920] [2021-07-14 10:06:44,962 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967159920] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:44,962 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 10:06:44,962 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 10:06:44,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890479124] [2021-07-14 10:06:44,962 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:06:44,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:44,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:06:44,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 10:06:44,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,963 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:44,963 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:44,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:44,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:44,970 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-07-14 10:06:44,970 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:44,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:44,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1928165017, now seen corresponding path program 1 times [2021-07-14 10:06:44,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:44,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992334317] [2021-07-14 10:06:44,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 10:06:44,986 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:44,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992334317] [2021-07-14 10:06:44,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992334317] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:44,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448870880] [2021-07-14 10:06:44,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:45,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-14 10:06:45,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:45,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448870880] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 10:06:45,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 10:06:45,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-14 10:06:45,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78218026] [2021-07-14 10:06:45,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 10:06:45,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:45,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 10:06:45,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 10:06:45,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:45,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:45,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,740 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-07-14 10:06:45,741 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:45,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:45,741 INFO L82 PathProgramCache]: Analyzing trace with hash -2007236376, now seen corresponding path program 1 times [2021-07-14 10:06:45,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:45,741 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256971050] [2021-07-14 10:06:45,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:45,759 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:45,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256971050] [2021-07-14 10:06:45,759 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256971050] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:45,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938912845] [2021-07-14 10:06:45,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:45,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:06:45,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 10:06:45,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [938912845] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:45,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:45,882 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:06:45,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056608734] [2021-07-14 10:06:45,882 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:06:45,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:45,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:06:45,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:06:45,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,883 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:45,883 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:45,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:45,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:45,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:46,144 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:46,145 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:46,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:46,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1454382535, now seen corresponding path program 2 times [2021-07-14 10:06:46,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:46,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121419243] [2021-07-14 10:06:46,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:46,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:06:46,164 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:46,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121419243] [2021-07-14 10:06:46,164 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121419243] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:46,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081256710] [2021-07-14 10:06:46,164 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:46,296 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:46,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:46,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 10:06:46,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-07-14 10:06:46,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081256710] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:46,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:46,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-14 10:06:46,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364615587] [2021-07-14 10:06:46,372 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 10:06:46,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:46,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 10:06:46,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 10:06:46,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:46,373 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:46,373 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:46,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:53,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-07-14 10:06:53,081 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:53,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:53,081 INFO L82 PathProgramCache]: Analyzing trace with hash -452472423, now seen corresponding path program 1 times [2021-07-14 10:06:53,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:53,081 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433980179] [2021-07-14 10:06:53,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:53,140 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:53,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433980179] [2021-07-14 10:06:53,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433980179] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:53,140 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527920650] [2021-07-14 10:06:53,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:53,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:06:53,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:53,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527920650] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:53,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:53,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-07-14 10:06:53,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927512136] [2021-07-14 10:06:53,348 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 10:06:53,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:53,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 10:06:53,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-07-14 10:06:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:53,349 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:53,349 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:53,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:56,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:56,311 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:56,312 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:06:56,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:06:56,312 INFO L82 PathProgramCache]: Analyzing trace with hash -220396504, now seen corresponding path program 2 times [2021-07-14 10:06:56,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:06:56,312 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509798747] [2021-07-14 10:06:56,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:06:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:06:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:56,352 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:06:56,352 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509798747] [2021-07-14 10:06:56,352 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509798747] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:56,352 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654286982] [2021-07-14 10:06:56,352 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:06:56,449 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 10:06:56,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:06:56,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 10:06:56,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:06:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:06:56,530 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654286982] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:06:56,530 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:06:56,530 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-07-14 10:06:56,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868887948] [2021-07-14 10:06:56,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 10:06:56,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:06:56,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 10:06:56,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-07-14 10:06:56,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:56,531 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:06:56,531 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:56,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:06:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:07:00,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-07-14 10:07:00,060 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 10:07:00,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 10:07:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash -2005134599, now seen corresponding path program 3 times [2021-07-14 10:07:00,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 10:07:00,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561609197] [2021-07-14 10:07:00,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 10:07:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 10:07:00,166 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 10:07:00,166 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 10:07:00,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561609197] [2021-07-14 10:07:00,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561609197] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:07:00,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034554604] [2021-07-14 10:07:00,166 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 10:07:00,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 10:07:00,288 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 10:07:00,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 10:07:00,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 10:07:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-07-14 10:07:00,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034554604] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 10:07:00,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 10:07:00,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-07-14 10:07:00,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469031997] [2021-07-14 10:07:00,406 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 10:07:00,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 10:07:00,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 10:07:00,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-07-14 10:07:00,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:07:00,406 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 10:07:00,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 10:07:00,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 10:07:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 10:07:00,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.