/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_70-funloop_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 11:25:09,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 11:25:09,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 11:25:09,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 11:25:09,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 11:25:09,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 11:25:09,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 11:25:09,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 11:25:09,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 11:25:09,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 11:25:09,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 11:25:09,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 11:25:09,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 11:25:09,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 11:25:09,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 11:25:09,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 11:25:09,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 11:25:09,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 11:25:09,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 11:25:09,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 11:25:09,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 11:25:09,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 11:25:09,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 11:25:09,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 11:25:09,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 11:25:09,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 11:25:09,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 11:25:09,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 11:25:09,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-09 11:25:09,216 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 11:25:09,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 11:25:09,216 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 11:25:09,216 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 11:25:09,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 11:25:09,217 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 11:25:09,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 11:25:09,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 11:25:09,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 11:25:09,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 11:25:09,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 11:25:09,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 11:25:09,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-09 11:25:09,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 11:25:09,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 11:25:09,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 11:25:09,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 11:25:09,477 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 11:25:09,479 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 11:25:09,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_70-funloop_racefree.i [2022-02-09 11:25:09,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e38a3b9/fc5ebd1740194746901e9482acc36e2b/FLAGe6b81d632 [2022-02-09 11:25:10,022 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 11:25:10,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_70-funloop_racefree.i [2022-02-09 11:25:10,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e38a3b9/fc5ebd1740194746901e9482acc36e2b/FLAGe6b81d632 [2022-02-09 11:25:10,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23e38a3b9/fc5ebd1740194746901e9482acc36e2b [2022-02-09 11:25:10,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 11:25:10,356 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 11:25:10,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 11:25:10,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 11:25:10,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 11:25:10,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@854ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10, skipping insertion in model container [2022-02-09 11:25:10,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 11:25:10,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 11:25:10,794 WARN L230 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_70-funloop_racefree.i[41323,41336] [2022-02-09 11:25:10,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 11:25:10,837 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 11:25:10,876 WARN L230 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_70-funloop_racefree.i[41323,41336] [2022-02-09 11:25:10,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 11:25:10,936 INFO L208 MainTranslator]: Completed translation [2022-02-09 11:25:10,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10 WrapperNode [2022-02-09 11:25:10,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 11:25:10,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 11:25:10,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 11:25:10,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 11:25:10,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,983 INFO L137 Inliner]: procedures = 271, calls = 31, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 193 [2022-02-09 11:25:10,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 11:25:10,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 11:25:10,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 11:25:10,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 11:25:10,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:10,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:11,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:11,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:11,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:11,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 11:25:11,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 11:25:11,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 11:25:11,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 11:25:11,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (1/1) ... [2022-02-09 11:25:11,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 11:25:11,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:11,049 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) [2022-02-09 11:25:11,063 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 [2022-02-09 11:25:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 11:25:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 11:25:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 11:25:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 11:25:11,091 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 11:25:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 11:25:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 11:25:11,092 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 11:25:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 11:25:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 11:25:11,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 11:25:11,094 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 11:25:11,211 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 11:25:11,212 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 11:25:11,456 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 11:25:11,465 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 11:25:11,465 INFO L299 CfgBuilder]: Removed 25 assume(true) statements. [2022-02-09 11:25:11,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:25:11 BoogieIcfgContainer [2022-02-09 11:25:11,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 11:25:11,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 11:25:11,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 11:25:11,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 11:25:11,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 11:25:10" (1/3) ... [2022-02-09 11:25:11,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78908f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:25:11, skipping insertion in model container [2022-02-09 11:25:11,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:25:10" (2/3) ... [2022-02-09 11:25:11,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78908f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:25:11, skipping insertion in model container [2022-02-09 11:25:11,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:25:11" (3/3) ... [2022-02-09 11:25:11,476 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_70-funloop_racefree.i [2022-02-09 11:25:11,480 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 11:25:11,481 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 11:25:11,481 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-09 11:25:11,481 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 11:25:11,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,573 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:25:11,597 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-09 11:25:11,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 11:25:11,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:11,656 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) [2022-02-09 11:25:11,663 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 [2022-02-09 11:25:11,693 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-02-09 11:25:11,700 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-09 11:25:11,700 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-09 11:25:12,438 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:12,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:12,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1824738695, now seen corresponding path program 1 times [2022-02-09 11:25:12,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:12,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688427624] [2022-02-09 11:25:12,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:12,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2102 trivial. 0 not checked. [2022-02-09 11:25:12,875 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:12,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688427624] [2022-02-09 11:25:12,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688427624] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:25:12,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:25:12,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 11:25:12,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91415004] [2022-02-09 11:25:12,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:25:12,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 11:25:12,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:25:12,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 11:25:12,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 11:25:12,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:12,910 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:25:12,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 71.5) internal successors, (143), 2 states have internal predecessors, (143), 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) [2022-02-09 11:25:12,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:12,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:12,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 11:25:12,957 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:12,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:12,960 INFO L85 PathProgramCache]: Analyzing trace with hash 2117553077, now seen corresponding path program 1 times [2022-02-09 11:25:12,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:12,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419663361] [2022-02-09 11:25:12,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:12,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:13,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:13,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:13,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419663361] [2022-02-09 11:25:13,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419663361] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:25:13,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:25:13,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 11:25:13,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537899564] [2022-02-09 11:25:13,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:25:13,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 11:25:13,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:25:13,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 11:25:13,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 11:25:13,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:13,236 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:25:13,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2022-02-09 11:25:13,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:13,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:13,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:13,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:13,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 11:25:13,284 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:13,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:13,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1626470834, now seen corresponding path program 1 times [2022-02-09 11:25:13,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:13,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316581336] [2022-02-09 11:25:13,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:13,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:13,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:13,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316581336] [2022-02-09 11:25:13,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316581336] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:25:13,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727978187] [2022-02-09 11:25:13,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:13,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:13,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:13,468 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) [2022-02-09 11:25:13,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 11:25:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:13,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-09 11:25:13,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:25:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:14,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:25:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:15,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727978187] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:25:15,246 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:25:15,246 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-02-09 11:25:15,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148380994] [2022-02-09 11:25:15,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:25:15,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-09 11:25:15,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:25:15,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-09 11:25:15,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-02-09 11:25:15,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:15,251 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:25:15,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 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) [2022-02-09 11:25:15,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:15,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:15,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:15,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:15,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:15,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:25:15,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-09 11:25:15,578 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,SelfDestructingSolverStorable2 [2022-02-09 11:25:15,579 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:15,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:15,579 INFO L85 PathProgramCache]: Analyzing trace with hash -39807086, now seen corresponding path program 2 times [2022-02-09 11:25:15,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:15,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573497149] [2022-02-09 11:25:15,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:15,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 257 proven. 1 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2022-02-09 11:25:15,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:15,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573497149] [2022-02-09 11:25:15,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573497149] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:25:15,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773068845] [2022-02-09 11:25:15,706 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 11:25:15,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:15,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:15,708 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) [2022-02-09 11:25:15,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 11:25:15,997 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 11:25:15,998 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 11:25:16,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-09 11:25:16,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:25:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:16,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:25:17,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2022-02-09 11:25:17,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773068845] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:25:17,510 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:25:17,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2022-02-09 11:25:17,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438580095] [2022-02-09 11:25:17,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:25:17,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-09 11:25:17,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:25:17,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-09 11:25:17,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2022-02-09 11:25:17,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:17,514 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:25:17,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 12.105263157894736) internal successors, (230), 19 states have internal predecessors, (230), 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) [2022-02-09 11:25:17,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:17,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:17,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:25:17,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:17,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:17,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:17,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:25:17,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 11:25:17,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 11:25:18,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:18,033 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:18,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:18,033 INFO L85 PathProgramCache]: Analyzing trace with hash 636294248, now seen corresponding path program 1 times [2022-02-09 11:25:18,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:18,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880577874] [2022-02-09 11:25:18,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:18,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-09 11:25:18,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:18,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880577874] [2022-02-09 11:25:18,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880577874] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:25:18,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501270598] [2022-02-09 11:25:18,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:18,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:18,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:18,209 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) [2022-02-09 11:25:18,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 11:25:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:18,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-09 11:25:18,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:25:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-09 11:25:18,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:25:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-02-09 11:25:18,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501270598] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:25:18,858 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:25:18,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-02-09 11:25:18,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100005477] [2022-02-09 11:25:18,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:25:18,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-09 11:25:18,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:25:18,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-09 11:25:18,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-02-09 11:25:18,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:18,860 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:25:18,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.043478260869565) internal successors, (139), 23 states have internal predecessors, (139), 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) [2022-02-09 11:25:18,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:18,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:18,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:25:18,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-09 11:25:18,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:25:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:25:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:25:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 11:25:19,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:25:19,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-09 11:25:19,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:19,355 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:25:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:25:19,356 INFO L85 PathProgramCache]: Analyzing trace with hash 2005613611, now seen corresponding path program 2 times [2022-02-09 11:25:19,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:25:19,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65228712] [2022-02-09 11:25:19,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:25:19,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:25:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:25:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 11:25:21,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:25:21,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65228712] [2022-02-09 11:25:21,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65228712] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:25:21,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625289554] [2022-02-09 11:25:21,631 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 11:25:21,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:25:21,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:25:21,636 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) [2022-02-09 11:25:21,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 11:25:21,792 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 11:25:21,793 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 11:25:21,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 33 conjunts are in the unsatisfiable core [2022-02-09 11:25:21,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:25:21,897 INFO L387 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 [2022-02-09 11:25:22,378 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-09 11:25:22,378 INFO L387 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 [2022-02-09 11:25:22,448 INFO L387 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 13 treesize of output 15 [2022-02-09 11:25:22,716 INFO L387 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 18 treesize of output 13 [2022-02-09 11:25:23,416 INFO L387 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 16 treesize of output 18 [2022-02-09 11:25:23,826 INFO L387 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 21 treesize of output 16 [2022-02-09 11:25:43,646 INFO L387 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 30 treesize of output 26 [2022-02-09 11:25:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 11:25:43,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:25:54,351 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1295 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int)) (or (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1295)) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) |c_~#cache~0.offset| (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|))) 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28))) is different from false [2022-02-09 11:25:54,407 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1295 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (v_ArrVal_1293 (Array Int Int))) (or (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) (= 0 (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1293))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1295))) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) |c_~#cache~0.offset| (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|)))))) is different from false [2022-02-09 11:25:55,187 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1295 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (v_ArrVal_1291 Int) (v_ArrVal_1293 (Array Int Int))) (or (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (= (select (select (let ((.cse0 (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1291)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1293))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1295))) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) |c_~#cache~0.offset| (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|))) 0) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28))) is different from false [2022-02-09 11:25:55,712 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1295 Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (v_ArrVal_1291 Int) (v_ArrVal_1293 (Array Int Int))) (or (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (= (select (select (let ((.cse0 (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70| v_ArrVal_1291)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1293))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70| v_ArrVal_1295))) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) |c_~#cache~0.offset| (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|))) 0) (not (<= |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|)) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28))) is different from false [2022-02-09 11:25:55,876 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1295 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| Int) (|~#cache~0.offset| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (v_ArrVal_1291 Int) (v_ArrVal_1293 (Array Int Int))) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 28) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113|) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 3)) (= (select (let ((.cse0 (+ |~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 28) 1))) (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (select |c_#memory_int| |c_~#cache~0.base|) .cse0 v_ArrVal_1291)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1293) |c_~#cache~0.base|) .cse0 v_ArrVal_1295)) (+ (- 1) |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|))) 0) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28))) is different from false [2022-02-09 11:25:56,339 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1290 (Array Int Int)) (v_ArrVal_1295 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| Int) (|~#cache~0.offset| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| Int) (v_ArrVal_1291 Int) (v_ArrVal_1293 (Array Int Int))) (or (= (select (let ((.cse1 (+ |~#cache~0.offset| |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 28) 1))) (store (select (store (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1290))) (store .cse0 |c_~#cache~0.base| (store (select .cse0 |c_~#cache~0.base|) .cse1 v_ArrVal_1291))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1293) |c_~#cache~0.base|) .cse1 v_ArrVal_1295)) (+ (- 1) |~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|))) 0) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 28) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113|) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_70_113| 3)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117|) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68_117| 28))) is different from false [2022-02-09 11:26:03,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 11:26:03,800 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 49 treesize of output 39 [2022-02-09 11:26:03,804 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 164 treesize of output 144 [2022-02-09 11:26:03,901 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-02-09 11:26:03,902 INFO L387 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 13 treesize of output 12 [2022-02-09 11:26:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 13 not checked. [2022-02-09 11:26:03,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625289554] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:26:03,918 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:26:03,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18, 19] total 49 [2022-02-09 11:26:03,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053227642] [2022-02-09 11:26:03,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:26:03,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-02-09 11:26:03,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:26:03,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-02-09 11:26:03,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1585, Unknown=29, NotChecked=522, Total=2352 [2022-02-09 11:26:03,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:26:03,921 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:26:03,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 5.408163265306122) internal successors, (265), 49 states have internal predecessors, (265), 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) [2022-02-09 11:26:03,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:26:03,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:26:03,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:26:03,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-09 11:26:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:26:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:26:22,672 WARN L228 SmtUtils]: Spent 6.74s on a formula simplification. DAG size of input: 92 DAG size of output: 32 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-09 11:26:33,690 WARN L228 SmtUtils]: Spent 9.11s on a formula simplification. DAG size of input: 68 DAG size of output: 30 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-09 11:26:55,990 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68| Int)) (or (not (<= |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68|)) (= (select (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_68|) 0))) (exists ((|aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| Int) (v_ArrVal_1295 Int) (|aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| Int)) (and (= (store ((as const (Array Int Int)) 0) (+ |c_~#cache~0.offset| (* 28 |aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|) (* (- 1) |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|)) v_ArrVal_1295) (select |c_#memory_int| |c_~#cache~0.base|)) (< |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| 28) (<= 0 |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|) (<= (+ |aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| 1) |c_t_funThread1of1ForFork0_~i~0#1|))) (exists ((|aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| Int) (|t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| Int) (v_ArrVal_1295 Int) (|aux_mod_~#cache~0.offset_105| Int) (|aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| Int) (|aux_div_~#cache~0.offset_105| Int)) (and (< |aux_mod_~#cache~0.offset_105| 28) (<= (+ |aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| 1) |aux_div_~#cache~0.offset_105|) (<= |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) (< |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106| 28) (<= 0 |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|) (<= 0 |aux_mod_~#cache~0.offset_105|) (= (store ((as const (Array Int Int)) 0) (+ (* (- 28) |aux_div_~#cache~0.offset_105|) (* (- 1) |aux_mod_~#cache~0.offset_105|) |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| (* 28 |aux_div_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|) (* (- 1) |aux_mod_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_106|)) v_ArrVal_1295) (select |c_#memory_int| 4)))) (= |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| 4) (= |c_~#cache~0.base| 4)) is different from false [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:26:56,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 11:26:56,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 11:26:56,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:26:56,279 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:26:56,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:26:56,280 INFO L85 PathProgramCache]: Analyzing trace with hash -122980841, now seen corresponding path program 3 times [2022-02-09 11:26:56,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:26:56,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677262347] [2022-02-09 11:26:56,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:26:56,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:26:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:27:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 11:27:54,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:27:54,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677262347] [2022-02-09 11:27:54,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677262347] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:27:54,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665745932] [2022-02-09 11:27:54,671 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 11:27:54,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:27:54,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:27:54,672 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) [2022-02-09 11:27:54,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 11:27:54,936 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-02-09 11:27:54,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 11:27:54,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 70 conjunts are in the unsatisfiable core [2022-02-09 11:27:54,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:27:55,320 INFO L387 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 [2022-02-09 11:27:56,052 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-09 11:27:56,052 INFO L387 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 [2022-02-09 11:27:56,384 INFO L387 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 13 treesize of output 15 [2022-02-09 11:27:56,908 INFO L387 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 18 treesize of output 13 [2022-02-09 11:27:57,689 INFO L387 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 21 treesize of output 16 [2022-02-09 11:28:18,348 INFO L387 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 28 treesize of output 23 [2022-02-09 11:28:27,230 INFO L387 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 31 treesize of output 26 [2022-02-09 11:29:48,041 INFO L387 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 13 treesize of output 9 [2022-02-09 11:29:55,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 11:29:55,771 INFO L387 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 16 treesize of output 18 [2022-02-09 11:29:56,467 INFO L387 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 23 treesize of output 25 [2022-02-09 11:29:56,713 INFO L387 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 28 treesize of output 23 [2022-02-09 11:30:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 11:30:01,057 INFO L387 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 16 treesize of output 18 [2022-02-09 11:30:01,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 11:30:01,171 INFO L387 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 16 treesize of output 18 [2022-02-09 11:30:01,410 INFO L387 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 31 treesize of output 26 [2022-02-09 11:30:06,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 11:30:06,163 INFO L387 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 16 treesize of output 18 [2022-02-09 11:30:09,910 INFO L387 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 9 treesize of output 3 [2022-02-09 11:31:58,938 INFO L387 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 30 treesize of output 26 [2022-02-09 11:31:59,447 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 104 refuted. 35 times theorem prover too weak. 235 trivial. 0 not checked. [2022-02-09 11:31:59,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:32:11,066 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (= (select (select (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1473)) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:11,382 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int)) (or (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1473))) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:12,078 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| v_ArrVal_1473))) |c_~#cache~0.base|) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) (not (<= |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|)))) is different from false [2022-02-09 11:32:12,183 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (< (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75|) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75| v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 2 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:12,474 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 3)) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113|) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) (+ |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) 1) v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |c_t_funThread1of1ForFork0_#t~post41#1| 3)))) is different from false [2022-02-09 11:32:12,584 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 3)) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 3 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113|) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) (+ |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) 1) v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:13,469 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (v_ArrVal_1463 Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 3)) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 3 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113|) (= 0 (select (store (select (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1463)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) (+ |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) 1) v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|))) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:15,446 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77| Int) (v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (v_ArrVal_1463 Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int)) (or (= (select (store (select (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77| v_ArrVal_1463)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) (+ |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) 1) v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 3)) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (not (<= |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77| |c_t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset|)) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 3 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113|) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false [2022-02-09 11:32:15,658 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77| Int) (v_ArrVal_1473 Int) (v_ArrVal_1467 (Array Int Int)) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| Int) (v_ArrVal_1463 Int) (|aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int) (|aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| Int)) (or (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 3)) (= (select (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77| v_ArrVal_1463)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1467) |c_~#cache~0.base|) (+ |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| |c_~#cache~0.offset| (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113| 28) 1) v_ArrVal_1473) (+ (- 1) (* |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (* (- 1) |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|) |c_~#cache~0.offset|)) 0) (>= |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| 28) (< (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_77|) (< |aux_div_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117| (+ 3 |c_t_funThread1of1ForFork0_~i~0#1|)) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_75_113|) (> 0 |aux_mod_v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_73_117|))) is different from false Received shutdown request... [2022-02-09 11:38:33,501 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-09 11:38:33,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-02-09 11:38:33,520 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 [2022-02-09 11:38:33,520 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 11:38:33,539 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 [2022-02-09 11:38:33,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:38:33,702 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 222 with TraceHistMax 10,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-8-1 context. [2022-02-09 11:38:33,713 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1] [2022-02-09 11:38:33,716 INFO L309 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was TIMEOUT (1/2) [2022-02-09 11:38:33,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 11:38:33,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:38:33,721 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 11:38:33,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2022-02-09 11:38:33,722 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 11:38:33,727 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-09 11:38:33,727 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 [2022-02-09 11:38:33,728 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-09 11:38:33,728 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. [2022-02-09 11:38:33,728 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-09 11:38:33,728 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-09 11:38:33,729 INFO L732 BasicCegarLoop]: Path program histogram: [] [2022-02-09 11:38:33,729 INFO L309 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT (2/2) [2022-02-09 11:38:33,730 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 11:38:33,730 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 11:38:33,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 11:38:33 BasicIcfg [2022-02-09 11:38:33,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 11:38:33,733 INFO L158 Benchmark]: Toolchain (without parser) took 803377.94ms. Allocated memory was 180.4MB in the beginning and 346.0MB in the end (delta: 165.7MB). Free memory was 125.1MB in the beginning and 216.0MB in the end (delta: -90.9MB). Peak memory consumption was 75.6MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,734 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 180.4MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 11:38:33,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.78ms. Allocated memory was 180.4MB in the beginning and 227.5MB in the end (delta: 47.2MB). Free memory was 124.9MB in the beginning and 181.4MB in the end (delta: -56.6MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.80ms. Allocated memory is still 227.5MB. Free memory was 181.4MB in the beginning and 178.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,734 INFO L158 Benchmark]: Boogie Preprocessor took 31.01ms. Allocated memory is still 227.5MB. Free memory was 178.9MB in the beginning and 176.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,735 INFO L158 Benchmark]: RCFGBuilder took 451.12ms. Allocated memory is still 227.5MB. Free memory was 176.8MB in the beginning and 159.5MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,735 INFO L158 Benchmark]: TraceAbstraction took 802264.48ms. Allocated memory was 227.5MB in the beginning and 346.0MB in the end (delta: 118.5MB). Free memory was 159.0MB in the beginning and 216.0MB in the end (delta: -57.0MB). Peak memory consumption was 62.5MB. Max. memory is 8.0GB. [2022-02-09 11:38:33,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 180.4MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 578.78ms. Allocated memory was 180.4MB in the beginning and 227.5MB in the end (delta: 47.2MB). Free memory was 124.9MB in the beginning and 181.4MB in the end (delta: -56.6MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.80ms. Allocated memory is still 227.5MB. Free memory was 181.4MB in the beginning and 178.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.01ms. Allocated memory is still 227.5MB. Free memory was 178.9MB in the beginning and 176.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 451.12ms. Allocated memory is still 227.5MB. Free memory was 176.8MB in the beginning and 159.5MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 802264.48ms. Allocated memory was 227.5MB in the beginning and 346.0MB in the end (delta: 118.5MB). Free memory was 159.0MB in the beginning and 216.0MB in the end (delta: -57.0MB). Peak memory consumption was 62.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 26902, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 1402, negative conditional: 1297, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25655, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 155, negative conditional: 50, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25655, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 155, negative conditional: 50, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 448, positive unconditional: 25052, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 41, positive unconditional: 25459, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 41, positive unconditional: 25459, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10847, positive: 10740, positive conditional: 0, positive unconditional: 10740, negative: 107, negative conditional: 2, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10847, positive: 10664, positive conditional: 0, positive unconditional: 10664, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 183, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 107, negative conditional: 2, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 400, positive: 169, positive conditional: 0, positive unconditional: 169, negative: 231, negative conditional: 6, negative unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25658, positive: 14760, positive conditional: 41, positive unconditional: 14719, negative: 51, negative conditional: 1, negative unconditional: 50, unknown: 10847, unknown conditional: 2, unknown unconditional: 10845] , Statistics on independence cache: Total cache size (in pairs): 10847, Positive cache size: 10740, Positive conditional cache size: 0, Positive unconditional cache size: 10740, Negative cache size: 107, Negative conditional cache size: 2, Negative unconditional cache size: 105, Eliminated conditions: 407, Maximal queried relation: 1, Independence queries for same thread: 1247 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 756, Number of trivial persistent sets: 397, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21971, positive: 21866, positive conditional: 0, positive unconditional: 21866, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 26902, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 1402, negative conditional: 1297, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25655, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 155, negative conditional: 50, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 25655, positive: 25500, positive conditional: 3634, positive unconditional: 21866, negative: 155, negative conditional: 50, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 448, positive unconditional: 25052, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 41, positive unconditional: 25459, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25658, positive: 25500, positive conditional: 41, positive unconditional: 25459, negative: 158, negative conditional: 3, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10847, positive: 10740, positive conditional: 0, positive unconditional: 10740, negative: 107, negative conditional: 2, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10847, positive: 10664, positive conditional: 0, positive unconditional: 10664, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 183, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 107, negative conditional: 2, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 400, positive: 169, positive conditional: 0, positive unconditional: 169, negative: 231, negative conditional: 6, negative unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25658, positive: 14760, positive conditional: 41, positive unconditional: 14719, negative: 51, negative conditional: 1, negative unconditional: 50, unknown: 10847, unknown conditional: 2, unknown unconditional: 10845] , Statistics on independence cache: Total cache size (in pairs): 10847, Positive cache size: 10740, Positive conditional cache size: 0, Positive unconditional cache size: 10740, Negative cache size: 107, Negative conditional cache size: 2, Negative unconditional cache size: 105, Eliminated conditions: 407, Maximal queried relation: 1, Independence queries for same thread: 1247 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 0, Number of trivial persistent sets: 0, Underlying independence relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying 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: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 929]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 222 with TraceHistMax 10,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-8-1 context. - TimeoutResultAtElement [Line: 929]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 954]: 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, 226 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 802.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 53.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 48.5s InterpolantComputationTime, 3399 NumberOfCodeBlocks, 3399 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4594 ConstructedInterpolants, 159 QuantifiedInterpolants, 21641 SizeOfPredicates, 43 NumberOfNonLiveVariables, 2822 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 12628/13043 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, 226 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s 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, 0.0s 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