/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 23:13:39,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 23:13:39,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 23:13:39,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 23:13:39,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 23:13:39,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 23:13:39,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 23:13:39,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-06-14 23:13:39,151 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 23:13:39,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 23:13:39,152 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 23:13:39,152 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 23:13:39,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 23:13:39,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 23:13:39,154 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 23:13:39,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 23:13:39,155 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 23:13:39,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 23:13:39,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 23:13:39,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 23:13:39,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 23:13:39,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 23:13:39,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 23:13:39,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 23:13:39,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 23:13:39,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 23:13:39,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 23:13:39,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 23:13:39,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 23:13:39,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 23:13:39,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 23:13:39,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 23:13:39,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 23:13:39,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 23:13:39,159 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 23:13:39,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 23:13:39,160 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 23:13:39,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 23:13:39,160 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 23:13:39,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 23:13:39,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 23:13:39,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 23:13:39,514 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 23:13:39,515 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 23:13:39,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-14 23:13:39,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352dcb12c/a817e1390b7b46f69c62e911f3d48ece/FLAGbffb82074 [2021-06-14 23:13:40,058 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 23:13:40,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_46-escape_racefree.i [2021-06-14 23:13:40,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352dcb12c/a817e1390b7b46f69c62e911f3d48ece/FLAGbffb82074 [2021-06-14 23:13:40,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352dcb12c/a817e1390b7b46f69c62e911f3d48ece [2021-06-14 23:13:40,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 23:13:40,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 23:13:40,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 23:13:40,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 23:13:40,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 23:13:40,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:13:40" (1/1) ... [2021-06-14 23:13:40,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fa3444b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:40, skipping insertion in model container [2021-06-14 23:13:40,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:13:40" (1/1) ... [2021-06-14 23:13:40,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 23:13:40,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 23:13:40,879 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_46-escape_racefree.i[29913,29926] [2021-06-14 23:13:40,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 23:13:40,913 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 23:13:40,980 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_46-escape_racefree.i[29913,29926] [2021-06-14 23:13:40,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 23:13:41,040 INFO L208 MainTranslator]: Completed translation [2021-06-14 23:13:41,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41 WrapperNode [2021-06-14 23:13:41,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 23:13:41,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 23:13:41,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 23:13:41,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 23:13:41,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 23:13:41,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 23:13:41,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 23:13:41,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 23:13:41,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... [2021-06-14 23:13:41,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 23:13:41,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 23:13:41,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 23:13:41,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 23:13:41,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 23:13:41,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-14 23:13:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 23:13:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-14 23:13:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 23:13:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-14 23:13:41,216 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-14 23:13:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 23:13:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 23:13:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 23:13:41,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 23:13:41,218 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 23:13:41,527 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 23:13:41,527 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-06-14 23:13:41,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 11:13:41 BoogieIcfgContainer [2021-06-14 23:13:41,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 23:13:41,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 23:13:41,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 23:13:41,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 23:13:41,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 11:13:40" (1/3) ... [2021-06-14 23:13:41,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3dd739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 11:13:41, skipping insertion in model container [2021-06-14 23:13:41,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:13:41" (2/3) ... [2021-06-14 23:13:41,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d3dd739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 11:13:41, skipping insertion in model container [2021-06-14 23:13:41,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 11:13:41" (3/3) ... [2021-06-14 23:13:41,534 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_46-escape_racefree.i [2021-06-14 23:13:41,538 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 23:13:41,538 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 23:13:41,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 23:13:41,539 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 23:13:41,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,563 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,563 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,564 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,565 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,566 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,567 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,568 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,569 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,569 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,570 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,571 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,572 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,573 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 23:13:41,601 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-14 23:13:41,619 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 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 23:13:41,703 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 23:13:41,703 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 23:13:41,703 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 23:13:41,704 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 23:13:41,704 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 23:13:41,704 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 23:13:41,705 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 23:13:41,707 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 23:13:41,839 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 23:13:41,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:13:41,844 INFO L82 PathProgramCache]: Analyzing trace with hash 711044513, now seen corresponding path program 1 times [2021-06-14 23:13:41,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:13:41,850 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537639764] [2021-06-14 23:13:41,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:13:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:13:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:13:42,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:13:42,051 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537639764] [2021-06-14 23:13:42,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537639764] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:13:42,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:13:42,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 23:13:42,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458850168] [2021-06-14 23:13:42,058 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 23:13:42,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:13:42,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 23:13:42,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 23:13:42,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:13:42,079 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 23:13:42,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 23:13:42,151 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 23:13:42,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:13:42,154 INFO L82 PathProgramCache]: Analyzing trace with hash 624784159, now seen corresponding path program 1 times [2021-06-14 23:13:42,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:13:42,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495486143] [2021-06-14 23:13:42,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:13:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:13:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:13:42,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:13:42,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495486143] [2021-06-14 23:13:42,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495486143] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:13:42,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:13:42,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 23:13:42,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60327833] [2021-06-14 23:13:42,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 23:13:42,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:13:42,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 23:13:42,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 23:13:42,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:13:42,289 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 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) [2021-06-14 23:13:42,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,403 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 23:13:42,404 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 23:13:42,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:13:42,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1475192773, now seen corresponding path program 1 times [2021-06-14 23:13:42,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:13:42,407 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108695379] [2021-06-14 23:13:42,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:13:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:13:42,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:13:42,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:13:42,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108695379] [2021-06-14 23:13:42,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108695379] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:13:42,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:13:42,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 23:13:42,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281507829] [2021-06-14 23:13:42,479 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 23:13:42,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:13:42,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 23:13:42,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 23:13:42,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,480 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:13:42,480 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 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) [2021-06-14 23:13:42,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 23:13:42,544 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 23:13:42,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:13:42,545 INFO L82 PathProgramCache]: Analyzing trace with hash -168498723, now seen corresponding path program 1 times [2021-06-14 23:13:42,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:13:42,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713403853] [2021-06-14 23:13:42,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:13:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:13:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:13:42,688 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:13:42,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713403853] [2021-06-14 23:13:42,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713403853] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:13:42,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:13:42,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-14 23:13:42,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187264863] [2021-06-14 23:13:42,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 23:13:42,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:13:42,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 23:13:42,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-14 23:13:42,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,690 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:13:42,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 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) [2021-06-14 23:13:42,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:42,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:42,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 23:13:42,827 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 23:13:42,827 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 23:13:42,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 23:13:42,828 INFO L82 PathProgramCache]: Analyzing trace with hash 426869717, now seen corresponding path program 1 times [2021-06-14 23:13:42,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 23:13:42,828 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805615508] [2021-06-14 23:13:42,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 23:13:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 23:13:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 23:13:43,152 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 23:13:43,153 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805615508] [2021-06-14 23:13:43,153 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805615508] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 23:13:43,153 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 23:13:43,153 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-14 23:13:43,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642855220] [2021-06-14 23:13:43,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-14 23:13:43,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 23:13:43,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-14 23:13:43,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-06-14 23:13:43,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:43,160 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 23:13:43,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.470588235294118) internal successors, (76), 17 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 23:13:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:43,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 23:13:43,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 23:13:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 23:13:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 23:13:44,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-14 23:13:44,694 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 23:13:44,713 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 23:13:44,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 11:13:44 BasicIcfg [2021-06-14 23:13:44,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 23:13:44,717 INFO L168 Benchmark]: Toolchain (without parser) took 4146.15 ms. Allocated memory was 180.4 MB in the beginning and 217.1 MB in the end (delta: 36.7 MB). Free memory was 143.7 MB in the beginning and 131.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 49.6 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,717 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 23:13:44,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.17 ms. Allocated memory is still 180.4 MB. Free memory was 143.5 MB in the beginning and 145.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.86 ms. Allocated memory is still 180.4 MB. Free memory was 145.5 MB in the beginning and 143.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,718 INFO L168 Benchmark]: Boogie Preprocessor took 45.19 ms. Allocated memory is still 180.4 MB. Free memory was 143.3 MB in the beginning and 141.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,718 INFO L168 Benchmark]: RCFGBuilder took 389.44 ms. Allocated memory is still 180.4 MB. Free memory was 141.3 MB in the beginning and 114.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,718 INFO L168 Benchmark]: TraceAbstraction took 3185.98 ms. Allocated memory was 180.4 MB in the beginning and 217.1 MB in the end (delta: 36.7 MB). Free memory was 114.0 MB in the beginning and 131.3 MB in the end (delta: -17.2 MB). Peak memory consumption was 20.0 MB. Max. memory is 8.0 GB. [2021-06-14 23:13:44,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 180.4 MB. Free memory is still 162.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 466.17 ms. Allocated memory is still 180.4 MB. Free memory was 143.5 MB in the beginning and 145.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.86 ms. Allocated memory is still 180.4 MB. Free memory was 145.5 MB in the beginning and 143.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.19 ms. Allocated memory is still 180.4 MB. Free memory was 143.3 MB in the beginning and 141.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 389.44 ms. Allocated memory is still 180.4 MB. Free memory was 141.3 MB in the beginning and 114.5 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3185.98 ms. Allocated memory was 180.4 MB in the beginning and 217.1 MB in the end (delta: 36.7 MB). Free memory was 114.0 MB in the beginning and 131.3 MB in the end (delta: -17.2 MB). Peak memory consumption was 20.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2611, positive: 2479, positive conditional: 367, positive unconditional: 2112, negative: 132, negative conditional: 92, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2524, positive: 2479, positive conditional: 367, positive unconditional: 2112, negative: 45, negative conditional: 5, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2524, positive: 2472, positive conditional: 0, positive unconditional: 2472, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1026, positive: 1005, positive conditional: 0, positive unconditional: 1005, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1026, positive: 993, positive conditional: 0, positive unconditional: 993, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2524, positive: 1467, positive conditional: 0, positive unconditional: 1467, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 1026, unknown conditional: 0, unknown unconditional: 1026] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28 ], Maximal queried relation: 5, Independence queries for same thread: 87 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 256, Number of persistent set computation: 1301, Number of trivial persistent sets: 1290, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2611, positive: 2479, positive conditional: 367, positive unconditional: 2112, negative: 132, negative conditional: 92, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2524, positive: 2479, positive conditional: 367, positive unconditional: 2112, negative: 45, negative conditional: 5, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2524, positive: 2472, positive conditional: 0, positive unconditional: 2472, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1026, positive: 1005, positive conditional: 0, positive unconditional: 1005, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1026, positive: 993, positive conditional: 0, positive unconditional: 993, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2524, positive: 1467, positive conditional: 0, positive unconditional: 1467, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 1026, unknown conditional: 0, unknown unconditional: 1026] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28, SemanticConditionEliminator.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 173, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 166, negative conditional: 14, negative unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 17, positive conditional: 5, positive unconditional: 12, negative: 28, negative conditional: 7, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 86, positive conditional: 14, positive unconditional: 72, negative: 84, negative conditional: 21, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 173, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 159, negative conditional: 7, negative unconditional: 152, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1010, Positive conditional cache size: 5, Positive unconditional cache size: 1005, Negative cache size: 28, Negative conditional cache size: 7, Negative unconditional cache size: 21, Eliminated conditions: 28 ], Maximal queried relation: 5, Independence queries for same thread: 87 - PositiveResult [Line: 684]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 123 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3079.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.0ms, PartialOrderReductionTime: 2024.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.3ms SsaConstructionTime, 146.8ms SatisfiabilityAnalysisTime, 591.1ms InterpolantComputationTime, 322 NumberOfCodeBlocks, 322 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 317 ConstructedInterpolants, 0 QuantifiedInterpolants, 1066 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...