/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-Uncond-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 08:50:52,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 08:50:52,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 08:50:52,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-25 08:50:52,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-25 08:50:52,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-25 08:50:52,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-25 08:50:52,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-25 08:50:52,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-25 08:50:52,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-25 08:50:52,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-25 08:50:52,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-25 08:50:52,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-25 08:50:52,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-25 08:50:52,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-25 08:50:52,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-25 08:50:52,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-25 08:50:52,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-25 08:50:52,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-25 08:50:52,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-25 08:50:52,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-25 08:50:52,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-25 08:50:52,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-25 08:50:52,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-25 08:50:52,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-25 08:50:52,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-25 08:50:52,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-25 08:50:52,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-25 08:50:52,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-25 08:50:52,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-25 08:50:52,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-25 08:50:52,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-25 08:50:52,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-25 08:50:52,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-25 08:50:52,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-25 08:50:52,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-25 08:50:52,863 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-Uncond-NoLbe-Random7777.epf [2021-10-25 08:50:52,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 08:50:52,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 08:50:52,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 08:50:52,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 08:50:52,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 08:50:52,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 08:50:52,883 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 08:50:52,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 08:50:52,884 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 08:50:52,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 08:50:52,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 08:50:52,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 08:50:52,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 08:50:52,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:50:52,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 08:50:52,886 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 08:50:52,887 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 08:50:52,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 08:50:52,887 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 [2021-10-25 08:50:52,887 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 08:50:53,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 08:50:53,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 08:50:53,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 08:50:53,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-25 08:50:53,097 INFO L275 PluginConnector]: CDTParser initialized [2021-10-25 08:50:53,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-10-25 08:50:53,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb131fe35/df01ce74808c40e1a24b3544c87fbdb7/FLAG2d984ebfa [2021-10-25 08:50:53,493 INFO L306 CDTParser]: Found 1 translation units. [2021-10-25 08:50:53,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-10-25 08:50:53,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb131fe35/df01ce74808c40e1a24b3544c87fbdb7/FLAG2d984ebfa [2021-10-25 08:50:53,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb131fe35/df01ce74808c40e1a24b3544c87fbdb7 [2021-10-25 08:50:53,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 08:50:53,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-25 08:50:53,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-25 08:50:53,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-25 08:50:53,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-25 08:50:53,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:50:53" (1/1) ... [2021-10-25 08:50:53,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71be2e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:53, skipping insertion in model container [2021-10-25 08:50:53,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:50:53" (1/1) ... [2021-10-25 08:50:53,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-25 08:50:53,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-25 08:50:54,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41060,41073] [2021-10-25 08:50:54,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:50:54,266 INFO L203 MainTranslator]: Completed pre-run [2021-10-25 08:50:54,301 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41060,41073] [2021-10-25 08:50:54,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-25 08:50:54,388 INFO L208 MainTranslator]: Completed translation [2021-10-25 08:50:54,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54 WrapperNode [2021-10-25 08:50:54,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-25 08:50:54,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 08:50:54,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 08:50:54,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 08:50:54,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 08:50:54,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 08:50:54,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 08:50:54,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 08:50:54,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 08:50:54,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 08:50:54,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 08:50:54,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 08:50:54,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (1/1) ... [2021-10-25 08:50:54,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 08:50:54,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:54,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-25 08:50:54,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-25 08:50:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-25 08:50:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-25 08:50:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-25 08:50:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-25 08:50:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-25 08:50:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-25 08:50:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-25 08:50:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-25 08:50:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 08:50:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 08:50:54,562 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 08:50:54,916 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 08:50:54,916 INFO L299 CfgBuilder]: Removed 49 assume(true) statements. [2021-10-25 08:50:54,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:50:54 BoogieIcfgContainer [2021-10-25 08:50:54,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 08:50:54,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 08:50:54,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 08:50:54,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 08:50:54,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:50:53" (1/3) ... [2021-10-25 08:50:54,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235abe95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:50:54, skipping insertion in model container [2021-10-25 08:50:54,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:50:54" (2/3) ... [2021-10-25 08:50:54,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235abe95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:50:54, skipping insertion in model container [2021-10-25 08:50:54,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:50:54" (3/3) ... [2021-10-25 08:50:54,923 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2021-10-25 08:50:54,926 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 08:50:54,926 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 08:50:54,926 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-25 08:50:54,926 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 08:50:54,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,957 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,957 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,958 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,959 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,960 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,961 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,962 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,963 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,964 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,965 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,966 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,967 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,968 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,969 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,970 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,971 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,972 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,972 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,973 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:50:54,985 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-25 08:50:55,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 08:50:55,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:55,015 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 08:50:55,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-25 08:50:55,093 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-10-25 08:50:55,097 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-25 08:50:55,097 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-25 08:50:55,382 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:50:55,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:50:55,386 INFO L82 PathProgramCache]: Analyzing trace with hash 210499046, now seen corresponding path program 1 times [2021-10-25 08:50:55,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:50:55,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533682093] [2021-10-25 08:50:55,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:55,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:50:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-25 08:50:55,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:50:55,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533682093] [2021-10-25 08:50:55,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533682093] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-25 08:50:55,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-25 08:50:55,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-25 08:50:55,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212991741] [2021-10-25 08:50:55,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-25 08:50:55,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:50:55,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-25 08:50:55,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-25 08:50:55,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:55,641 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:50:55,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-25 08:50:55,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:55,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:55,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-25 08:50:55,839 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:50:55,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:50:55,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1984284131, now seen corresponding path program 1 times [2021-10-25 08:50:55,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:50:55,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981616764] [2021-10-25 08:50:55,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:55,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:50:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-10-25 08:50:56,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:50:56,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981616764] [2021-10-25 08:50:56,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981616764] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:56,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351932220] [2021-10-25 08:50:56,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:56,004 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:56,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:56,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:50:56,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-25 08:50:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:56,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-25 08:50:56,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:50:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-10-25 08:50:56,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351932220] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:56,858 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:50:56,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-10-25 08:50:56,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609936243] [2021-10-25 08:50:56,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 08:50:56,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:50:56,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 08:50:56,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-25 08:50:56,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:56,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:50:56,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 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) [2021-10-25 08:50:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:56,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:56,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:56,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-25 08:50:57,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-10-25 08:50:57,144 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:50:57,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:50:57,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1459849740, now seen corresponding path program 2 times [2021-10-25 08:50:57,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:50:57,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877287868] [2021-10-25 08:50:57,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:57,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:50:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 98 proven. 1 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-25 08:50:57,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:50:57,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877287868] [2021-10-25 08:50:57,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877287868] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:57,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [650243436] [2021-10-25 08:50:57,279 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 08:50:57,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:57,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:57,281 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:50:57,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-25 08:50:57,522 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 08:50:57,523 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:50:57,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-25 08:50:57,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:50:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-10-25 08:50:58,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [650243436] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:58,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:50:58,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-10-25 08:50:58,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986393069] [2021-10-25 08:50:58,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-25 08:50:58,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:50:58,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-25 08:50:58,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-25 08:50:58,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:58,103 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:50:58,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.9) internal successors, (179), 10 states have internal predecessors, (179), 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) [2021-10-25 08:50:58,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:58,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:58,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:58,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:50:58,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-25 08:50:58,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:58,444 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:50:58,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:50:58,444 INFO L82 PathProgramCache]: Analyzing trace with hash -280844592, now seen corresponding path program 1 times [2021-10-25 08:50:58,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:50:58,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723825282] [2021-10-25 08:50:58,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:58,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:50:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-25 08:50:58,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:50:58,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723825282] [2021-10-25 08:50:58,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723825282] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:58,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799840768] [2021-10-25 08:50:58,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:58,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:58,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:58,544 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:50:58,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-25 08:50:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:58,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-25 08:50:58,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:50:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-25 08:50:59,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799840768] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:59,078 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:50:59,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-10-25 08:50:59,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075866494] [2021-10-25 08:50:59,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-25 08:50:59,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:50:59,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-25 08:50:59,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-10-25 08:50:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:59,080 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:50:59,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.090909090909092) internal successors, (100), 11 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) [2021-10-25 08:50:59,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:59,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:59,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:50:59,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:59,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:50:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:50:59,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-25 08:50:59,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:59,370 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:50:59,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:50:59,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1115106945, now seen corresponding path program 2 times [2021-10-25 08:50:59,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:50:59,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817228673] [2021-10-25 08:50:59,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:50:59,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:50:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:50:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-25 08:50:59,458 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:50:59,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817228673] [2021-10-25 08:50:59,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817228673] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:59,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340844770] [2021-10-25 08:50:59,459 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 08:50:59,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:50:59,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:50:59,460 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:50:59,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-25 08:50:59,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 08:50:59,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:50:59,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-25 08:50:59,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:50:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-25 08:50:59,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340844770] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:50:59,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:50:59,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-10-25 08:50:59,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689682856] [2021-10-25 08:50:59,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 08:50:59,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:50:59,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 08:50:59,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-10-25 08:50:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:50:59,989 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:50:59,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.076923076923077) internal successors, (105), 13 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) [2021-10-25 08:50:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:50:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:50:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:50:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:50:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:51:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:51:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:51:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:51:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:51:00,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:51:00,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-25 08:51:00,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:51:00,293 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:51:00,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:51:00,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1544080752, now seen corresponding path program 3 times [2021-10-25 08:51:00,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:51:00,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609705259] [2021-10-25 08:51:00,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:51:00,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:51:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:51:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-25 08:51:00,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:51:00,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609705259] [2021-10-25 08:51:00,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609705259] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:51:00,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908573465] [2021-10-25 08:51:00,388 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 08:51:00,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:51:00,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:51:00,389 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:51:00,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-25 08:51:00,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-25 08:51:00,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:51:00,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-25 08:51:00,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:51:00,778 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 [2021-10-25 08:51:00,795 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 [2021-10-25 08:51:00,995 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-25 08:51:00,996 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 [2021-10-25 08:51:01,040 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 [2021-10-25 08:51:01,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-10-25 08:51:01,305 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-10-25 08:51:02,282 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-10-25 08:51:02,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 31 [2021-10-25 08:51:02,288 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 28 treesize of output 27 [2021-10-25 08:51:02,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-10-25 08:51:03,455 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (t_funThread1of1ForFork0_cache_entry_addref_~entry.offset Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) t_funThread1of1ForFork0_cache_entry_addref_~entry.offset (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= t_funThread1of1ForFork0_cache_entry_addref_~entry.offset (+ |c_~#cache~0.offset| (* 28 c_t_funThread1of1ForFork0_~i~0))))) is different from true [2021-10-25 08:51:04,297 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 |c_t_funThread1of1ForFork0_#t~post43|) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:51:04,966 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) c_t_funThread1of1ForFork0_~i~0) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:51:05,660 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (= (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base|) (store ((as const (Array Int Int)) 0) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:51:06,296 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset) (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (= (select |c_#memory_int| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.base) (store ((as const (Array Int Int)) 0) (+ |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:51:06,768 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 52 treesize of output 48 [2021-10-25 08:51:06,930 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 9 not checked. [2021-10-25 08:51:06,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908573465] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:51:06,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:51:06,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17] total 28 [2021-10-25 08:51:06,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266354574] [2021-10-25 08:51:06,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-10-25 08:51:06,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:51:06,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-10-25 08:51:06,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=437, Unknown=7, NotChecked=230, Total=756 [2021-10-25 08:51:06,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:51:06,932 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:51:06,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 6.678571428571429) internal successors, (187), 28 states have internal predecessors, (187), 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) [2021-10-25 08:51:06,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:51:06,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:51:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:51:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:51:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:51:06,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:14,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-10-25 08:52:14,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:52:14,405 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:52:14,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:52:14,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1635011738, now seen corresponding path program 1 times [2021-10-25 08:52:14,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:52:14,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143748025] [2021-10-25 08:52:14,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:52:14,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:52:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:52:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-25 08:52:14,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:52:14,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143748025] [2021-10-25 08:52:14,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143748025] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:14,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666999351] [2021-10-25 08:52:14,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:52:14,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:52:14,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:52:14,564 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:52:14,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-25 08:52:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:52:14,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-25 08:52:14,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:52:15,278 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-25 08:52:15,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666999351] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:15,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:52:15,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-10-25 08:52:15,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808587741] [2021-10-25 08:52:15,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-25 08:52:15,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:52:15,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-25 08:52:15,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-10-25 08:52:15,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:15,280 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:52:15,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.588235294117647) internal successors, (112), 17 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:15,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:52:15,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-25 08:52:15,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:52:15,674 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:52:15,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:52:15,674 INFO L82 PathProgramCache]: Analyzing trace with hash 2001577739, now seen corresponding path program 2 times [2021-10-25 08:52:15,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:52:15,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601025683] [2021-10-25 08:52:15,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:52:15,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:52:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:52:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-25 08:52:15,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:52:15,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601025683] [2021-10-25 08:52:15,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601025683] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:15,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019415024] [2021-10-25 08:52:15,836 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 08:52:15,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:52:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:52:15,837 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:52:15,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-25 08:52:16,321 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 08:52:16,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:52:16,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-25 08:52:16,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:52:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-25 08:52:16,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019415024] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:16,682 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:52:16,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-10-25 08:52:16,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21487101] [2021-10-25 08:52:16,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-25 08:52:16,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:52:16,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-25 08:52:16,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-10-25 08:52:16,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:16,683 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:52:16,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.157894736842105) internal successors, (117), 19 states have internal predecessors, (117), 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) [2021-10-25 08:52:16,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:16,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:16,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:16,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:16,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:16,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:16,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:52:16,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:52:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:52:16,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-25 08:52:17,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-10-25 08:52:17,081 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:52:17,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:52:17,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1980771130, now seen corresponding path program 3 times [2021-10-25 08:52:17,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:52:17,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860027453] [2021-10-25 08:52:17,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:52:17,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:52:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:52:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-10-25 08:52:17,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:52:17,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860027453] [2021-10-25 08:52:17,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860027453] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:17,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934689875] [2021-10-25 08:52:17,288 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 08:52:17,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:52:17,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:52:17,289 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:52:17,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-25 08:52:17,822 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-25 08:52:17,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:52:17,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-25 08:52:17,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:52:17,858 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 [2021-10-25 08:52:17,875 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 [2021-10-25 08:52:18,198 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-25 08:52:18,199 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 [2021-10-25 08:52:18,255 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-10-25 08:52:18,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-10-25 08:52:18,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-10-25 08:52:18,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2021-10-25 08:52:18,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2021-10-25 08:52:18,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-10-25 08:52:19,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-10-25 08:52:20,087 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (t_funThread1of1ForFork0_cache_entry_addref_~entry.offset Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) t_funThread1of1ForFork0_cache_entry_addref_~entry.offset (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= t_funThread1of1ForFork0_cache_entry_addref_~entry.offset (+ |c_~#cache~0.offset| (* 28 c_t_funThread1of1ForFork0_~i~0))))) is different from true [2021-10-25 08:52:20,884 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 |c_t_funThread1of1ForFork0_#t~post43|) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:52:21,552 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) c_t_funThread1of1ForFork0_~i~0) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:52:22,151 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (= (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base|) (store ((as const (Array Int Int)) 0) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:52:22,764 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset) (<= (+ aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 1) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (= (select |c_#memory_int| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.base) (store ((as const (Array Int Int)) 0) (+ |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:52:23,212 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 52 treesize of output 48 [2021-10-25 08:52:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 150 trivial. 26 not checked. [2021-10-25 08:52:23,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934689875] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:52:23,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:52:23,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 24] total 41 [2021-10-25 08:52:23,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679534625] [2021-10-25 08:52:23,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-10-25 08:52:23,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:52:23,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-10-25 08:52:23,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1116, Unknown=6, NotChecked=360, Total=1640 [2021-10-25 08:52:23,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:52:23,409 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:52:23,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 5.487804878048781) internal successors, (225), 41 states have internal predecessors, (225), 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) [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:52:23,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:53:04,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:53:04,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:53:04,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:53:04,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-10-25 08:53:04,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-25 08:53:04,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:53:04,834 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:53:04,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:53:04,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2121843529, now seen corresponding path program 1 times [2021-10-25 08:53:04,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:53:04,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186516552] [2021-10-25 08:53:04,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:53:04,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:53:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:53:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-25 08:53:05,064 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:53:05,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186516552] [2021-10-25 08:53:05,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186516552] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:53:05,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886506994] [2021-10-25 08:53:05,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:53:05,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:53:05,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:53:05,080 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:53:05,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-25 08:53:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:53:05,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-25 08:53:05,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:53:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-25 08:53:06,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886506994] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:53:06,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:53:06,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-10-25 08:53:06,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277049038] [2021-10-25 08:53:06,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-25 08:53:06,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:53:06,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-25 08:53:06,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-10-25 08:53:06,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:53:06,071 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:53:06,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.826086956521739) internal successors, (134), 23 states have internal predecessors, (134), 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) [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-10-25 08:53:06,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-10-25 08:53:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-25 08:53:06,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-10-25 08:53:06,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-25 08:53:06,549 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-25 08:53:06,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 08:53:06,549 INFO L82 PathProgramCache]: Analyzing trace with hash 268302696, now seen corresponding path program 2 times [2021-10-25 08:53:06,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 08:53:06,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436968247] [2021-10-25 08:53:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 08:53:06,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 08:53:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 08:53:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-10-25 08:53:08,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 08:53:08,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436968247] [2021-10-25 08:53:08,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436968247] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:53:08,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266409881] [2021-10-25 08:53:08,489 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 08:53:08,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 08:53:08,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 08:53:08,490 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 08:53:08,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-25 08:53:09,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 08:53:09,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 08:53:09,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-25 08:53:09,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 08:53:09,201 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 [2021-10-25 08:53:09,208 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 [2021-10-25 08:53:09,527 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-25 08:53:09,528 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 [2021-10-25 08:53:09,562 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 [2021-10-25 08:53:09,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-10-25 08:53:09,802 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2021-10-25 08:53:11,960 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 27 [2021-10-25 08:53:57,873 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 38 [2021-10-25 08:54:05,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-25 08:54:05,942 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 55 treesize of output 50 [2021-10-25 08:55:48,329 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-10-25 08:55:48,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 49 [2021-10-25 08:55:48,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2021-10-25 08:55:49,081 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= (+ 2 aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) c_t_funThread1of1ForFork0_~i~0) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:55:49,977 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= (+ 2 aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) |c_t_funThread1of1ForFork0_#t~post43|) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:55:50,732 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int)) (and (= (select |c_#memory_int| |c_~#cache~0.base|) (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28)) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (<= (+ 3 aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) c_t_funThread1of1ForFork0_~i~0))) is different from true [2021-10-25 08:55:51,424 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= (+ 3 aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (= (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base|) (store ((as const (Array Int Int)) 0) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:55:52,116 WARN L860 $PredicateComparison]: unable to prove that (exists ((|t_funThread1of1ForFork0_cache_entry_addref_#t~post40| Int) (aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|aux_div_~#cache~0.offset_103| Int) (aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 Int) (|t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| Int) (|aux_mod_~#cache~0.offset_103| Int)) (and (<= |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset) (<= (+ 3 aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) |aux_div_~#cache~0.offset_103|) (< |aux_mod_~#cache~0.offset_103| 28) (= (select |c_#memory_int| c_t_funThread1of1ForFork0_cache_entry_addref_~entry.base) (store ((as const (Array Int Int)) 0) (+ |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| (* |aux_div_~#cache~0.offset_103| (- 28)) (* aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 (- 1)) (* aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28) (* |aux_mod_~#cache~0.offset_103| (- 1))) (+ |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| (- 1)))) (<= 0 aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102) (<= 0 |aux_mod_~#cache~0.offset_103|) (< aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry.offset_102 28))) is different from true [2021-10-25 08:55:52,613 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 52 treesize of output 48 [2021-10-25 08:55:52,769 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 37 refuted. 21 times theorem prover too weak. 235 trivial. 39 not checked. [2021-10-25 08:55:52,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266409881] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 08:55:52,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 08:55:52,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 46 [2021-10-25 08:55:52,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133177382] [2021-10-25 08:55:52,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2021-10-25 08:55:52,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 08:55:52,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-10-25 08:55:52,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=1263, Unknown=139, NotChecked=410, Total=2070 [2021-10-25 08:55:52,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:55:52,771 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 08:55:52,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 5.934782608695652) internal successors, (273), 46 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-10-25 08:55:52,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 08:59:10,671 WARN L207 SmtUtils]: Spent 8.48 s on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2021-10-25 08:59:35,713 WARN L207 SmtUtils]: Spent 6.99 s on a formula simplification. DAG size of input: 71 DAG size of output: 47 [2021-10-25 09:00:45,061 WARN L207 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 77 DAG size of output: 57 [2021-10-25 09:03:10,179 WARN L207 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-10-25 09:03:49,524 WARN L207 SmtUtils]: Spent 10.32 s on a formula simplification. DAG size of input: 68 DAG size of output: 58 Received shutdown request... [2021-10-25 09:05:33,307 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 09:05:33,307 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 09:05:33,307 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 09:05:34,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-25 09:05:34,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-25 09:05:34,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2021-10-25 09:05:34,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-25 09:05:34,388 WARN L594 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 66 known predicates. [2021-10-25 09:05:34,389 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 09:05:34,393 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was TIMEOUT (1/2) [2021-10-25 09:05:34,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 09:05:34,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 09:05:34,396 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 09:05:34,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2021-10-25 09:05:34,397 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 09:05:34,401 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 09:05:34,402 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-25 09:05:34,402 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-25 09:05:34,402 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. [2021-10-25 09:05:34,402 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 09:05:34,402 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-25 09:05:34,402 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-25 09:05:34,403 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT (2/2) [2021-10-25 09:05:34,403 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 09:05:34,403 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 09:05:34,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 09:05:34 BasicIcfg [2021-10-25 09:05:34,404 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 09:05:34,405 INFO L168 Benchmark]: Toolchain (without parser) took 880521.16 ms. Allocated memory was 162.5 MB in the beginning and 271.6 MB in the end (delta: 109.1 MB). Free memory was 109.9 MB in the beginning and 173.8 MB in the end (delta: -63.9 MB). Peak memory consumption was 46.6 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,405 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 162.5 MB. Free memory is still 128.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 09:05:34,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.84 ms. Allocated memory is still 162.5 MB. Free memory was 109.8 MB in the beginning and 120.6 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.72 ms. Allocated memory is still 162.5 MB. Free memory was 120.6 MB in the beginning and 117.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,406 INFO L168 Benchmark]: Boogie Preprocessor took 36.91 ms. Allocated memory is still 162.5 MB. Free memory was 117.8 MB in the beginning and 115.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,406 INFO L168 Benchmark]: RCFGBuilder took 425.57 ms. Allocated memory is still 162.5 MB. Free memory was 115.5 MB in the beginning and 72.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,406 INFO L168 Benchmark]: TraceAbstraction took 879485.88 ms. Allocated memory was 162.5 MB in the beginning and 271.6 MB in the end (delta: 109.1 MB). Free memory was 72.0 MB in the beginning and 173.8 MB in the end (delta: -101.8 MB). Peak memory consumption was 8.7 MB. Max. memory is 8.0 GB. [2021-10-25 09:05:34,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 162.5 MB. Free memory is still 128.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 503.84 ms. Allocated memory is still 162.5 MB. Free memory was 109.8 MB in the beginning and 120.6 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 64.72 ms. Allocated memory is still 162.5 MB. Free memory was 120.6 MB in the beginning and 117.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.91 ms. Allocated memory is still 162.5 MB. Free memory was 117.8 MB in the beginning and 115.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 425.57 ms. Allocated memory is still 162.5 MB. Free memory was 115.5 MB in the beginning and 72.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 879485.88 ms. Allocated memory was 162.5 MB in the beginning and 271.6 MB in the end (delta: 109.1 MB). Free memory was 72.0 MB in the beginning and 173.8 MB in the end (delta: -101.8 MB). Peak memory consumption was 8.7 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: 24499, positive: 23193, positive conditional: 2781, positive unconditional: 20412, negative: 1306, negative conditional: 1245, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23276, positive: 23193, positive conditional: 0, positive unconditional: 23193, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12708, positive: 12647, positive conditional: 0, positive unconditional: 12647, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12708, positive: 12613, positive conditional: 0, positive unconditional: 12613, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 211, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 121, negative conditional: 0, negative unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23276, positive: 10546, positive conditional: 0, positive unconditional: 10546, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 12708, unknown conditional: 0, unknown unconditional: 12708] , Statistics on independence cache: Total cache size (in pairs): 12708, Positive cache size: 12647, Positive conditional cache size: 0, Positive unconditional cache size: 12647, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Independence queries for same thread: 1223 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 337, Number of persistent set computation: 458, Number of trivial persistent sets: 374, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24499, positive: 23193, positive conditional: 2781, positive unconditional: 20412, negative: 1306, negative conditional: 1245, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23276, positive: 23193, positive conditional: 0, positive unconditional: 23193, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12708, positive: 12647, positive conditional: 0, positive unconditional: 12647, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12708, positive: 12613, positive conditional: 0, positive unconditional: 12613, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 211, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 121, negative conditional: 0, negative unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23276, positive: 10546, positive conditional: 0, positive unconditional: 10546, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 12708, unknown conditional: 0, unknown unconditional: 12708] , Statistics on independence cache: Total cache size (in pairs): 12708, Positive cache size: 12647, Positive conditional cache size: 0, Positive unconditional cache size: 12647, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Independence queries for same thread: 1223 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 0, Number of persistent set computation: 0, Number of trivial persistent sets: 0, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 66 known predicates. - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 946]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 879381.8ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.7ms, PartialOrderReductionTime: 691325.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 232, 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: 279.1ms SsaConstructionTime, 713.3ms SatisfiabilityAnalysisTime, 181189.8ms InterpolantComputationTime, 3468 NumberOfCodeBlocks, 3418 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 3447 ConstructedInterpolants, 167 QuantifiedInterpolants, 33177 SizeOfPredicates, 153 NumberOfNonLiveVariables, 3204 ConjunctsInSsa, 188 ConjunctsInUnsatCore, 21 InterpolantComputations, 1 PerfectInterpolantSequences, 2230/3555 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 7.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown