/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_60-invariant_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 23:12:18,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 23:12:18,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 23:12:18,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-28 23:12:18,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-28 23:12:18,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-28 23:12:18,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-28 23:12:18,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-28 23:12:18,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-28 23:12:18,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-28 23:12:18,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-28 23:12:18,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-28 23:12:18,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 23:12:18,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 23:12:18,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 23:12:18,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 23:12:18,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 23:12:18,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 23:12:18,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 23:12:18,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 23:12:18,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 23:12:18,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 23:12:18,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 23:12:18,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 23:12:18,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 23:12:18,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 23:12:18,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 23:12:18,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 23:12:18,676 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 [2022-01-28 23:12:18,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 23:12:18,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 23:12:18,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 23:12:18,710 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 23:12:18,710 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 23:12:18,710 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 23:12:18,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 23:12:18,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 23:12:18,711 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 23:12:18,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 23:12:18,711 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 23:12:18,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 23:12:18,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 23:12:18,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 23:12:18,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 23:12:18,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 23:12:18,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-01-28 23:12:18,714 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-01-28 23:12:18,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-28 23:12:18,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 23:12:18,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 23:12:18,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 23:12:18,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 23:12:18,898 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 23:12:18,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_60-invariant_racefree.i [2022-01-28 23:12:18,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c66d6af62/8453e1295afc4396812712f5eaa78293/FLAG5a29a0dcb [2022-01-28 23:12:19,327 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 23:12:19,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_60-invariant_racefree.i [2022-01-28 23:12:19,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c66d6af62/8453e1295afc4396812712f5eaa78293/FLAG5a29a0dcb [2022-01-28 23:12:19,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c66d6af62/8453e1295afc4396812712f5eaa78293 [2022-01-28 23:12:19,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 23:12:19,682 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 23:12:19,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 23:12:19,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 23:12:19,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 23:12:19,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:19,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57392ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19, skipping insertion in model container [2022-01-28 23:12:19,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:19,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 23:12:19,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 23:12:19,897 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_60-invariant_racefree.i[30176,30189] [2022-01-28 23:12:19,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 23:12:19,917 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 23:12:19,936 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_60-invariant_racefree.i[30176,30189] [2022-01-28 23:12:19,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 23:12:19,982 INFO L208 MainTranslator]: Completed translation [2022-01-28 23:12:19,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19 WrapperNode [2022-01-28 23:12:19,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 23:12:19,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 23:12:19,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 23:12:19,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 23:12:19,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:19,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,018 INFO L137 Inliner]: procedures = 170, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 141 [2022-01-28 23:12:20,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 23:12:20,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 23:12:20,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 23:12:20,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 23:12:20,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 23:12:20,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 23:12:20,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 23:12:20,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 23:12:20,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (1/1) ... [2022-01-28 23:12:20,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 23:12:20,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:20,081 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) [2022-01-28 23:12:20,090 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 [2022-01-28 23:12:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 23:12:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 23:12:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 23:12:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 23:12:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 23:12:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-28 23:12:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-28 23:12:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 23:12:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 23:12:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 23:12:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 23:12:20,108 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 23:12:20,210 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 23:12:20,211 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 23:12:20,421 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 23:12:20,427 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 23:12:20,427 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2022-01-28 23:12:20,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:12:20 BoogieIcfgContainer [2022-01-28 23:12:20,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 23:12:20,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 23:12:20,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 23:12:20,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 23:12:20,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 11:12:19" (1/3) ... [2022-01-28 23:12:20,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db8f085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:12:20, skipping insertion in model container [2022-01-28 23:12:20,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 11:12:19" (2/3) ... [2022-01-28 23:12:20,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db8f085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 11:12:20, skipping insertion in model container [2022-01-28 23:12:20,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 11:12:20" (3/3) ... [2022-01-28 23:12:20,437 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_60-invariant_racefree.i [2022-01-28 23:12:20,440 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 23:12:20,440 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 23:12:20,441 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-28 23:12:20,441 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 23:12:20,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:20,492 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-28 23:12:20,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:20,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:20,542 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) [2022-01-28 23:12:20,543 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 [2022-01-28 23:12:20,565 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-01-28 23:12:20,571 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, 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 [2022-01-28 23:12:20,571 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 23:12:20,696 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:20,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:20,700 INFO L85 PathProgramCache]: Analyzing trace with hash 535028959, now seen corresponding path program 1 times [2022-01-28 23:12:20,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:20,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329440870] [2022-01-28 23:12:20,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:20,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:20,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:20,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:20,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329440870] [2022-01-28 23:12:20,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329440870] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:20,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:20,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 23:12:20,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827706614] [2022-01-28 23:12:20,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:20,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-28 23:12:20,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:20,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-28 23:12:20,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-28 23:12:20,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:20,902 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:20,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2022-01-28 23:12:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:21,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:21,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 23:12:21,093 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:21,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:21,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1317178951, now seen corresponding path program 1 times [2022-01-28 23:12:21,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:21,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109058993] [2022-01-28 23:12:21,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:21,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:21,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:21,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109058993] [2022-01-28 23:12:21,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109058993] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:21,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220222434] [2022-01-28 23:12:21,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:21,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:21,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:21,172 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) [2022-01-28 23:12:21,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-28 23:12:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:21,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 23:12:21,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:21,525 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:21,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:21,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220222434] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:21,668 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:21,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 23:12:21,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504363996] [2022-01-28 23:12:21,669 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:21,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 23:12:21,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:21,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 23:12:21,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 23:12:21,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:21,672 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:21,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 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) [2022-01-28 23:12:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:21,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:21,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:21,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 23:12:21,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-28 23:12:21,738 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-01-28 23:12:21,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-01-28 23:12:21,930 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-28 23:12:21,931 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2022-01-28 23:12:21,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:21,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:21,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 23:12:21,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-01-28 23:12:21,953 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-28 23:12:21,954 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, 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 [2022-01-28 23:12:21,954 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-28 23:12:21,961 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:21,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:21,961 INFO L85 PathProgramCache]: Analyzing trace with hash 972670436, now seen corresponding path program 1 times [2022-01-28 23:12:21,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:21,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393753131] [2022-01-28 23:12:21,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:21,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:22,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:22,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393753131] [2022-01-28 23:12:22,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393753131] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:22,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:22,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 23:12:22,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341348804] [2022-01-28 23:12:22,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:22,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 23:12:22,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:22,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 23:12:22,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 23:12:22,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,011 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:22,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-01-28 23:12:22,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 23:12:22,022 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:22,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:22,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1934284453, now seen corresponding path program 1 times [2022-01-28 23:12:22,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:22,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679066727] [2022-01-28 23:12:22,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:22,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:22,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679066727] [2022-01-28 23:12:22,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679066727] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:22,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:22,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 23:12:22,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274987830] [2022-01-28 23:12:22,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:22,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 23:12:22,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:22,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 23:12:22,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 23:12:22,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:22,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-01-28 23:12:22,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:22,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 23:12:22,176 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:22,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:22,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1554105307, now seen corresponding path program 1 times [2022-01-28 23:12:22,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:22,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340341385] [2022-01-28 23:12:22,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:22,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:22,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340341385] [2022-01-28 23:12:22,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340341385] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:22,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873842398] [2022-01-28 23:12:22,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:22,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:22,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:22,250 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) [2022-01-28 23:12:22,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-28 23:12:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:22,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 23:12:22,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,414 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873842398] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:22,517 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:22,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 23:12:22,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454994981] [2022-01-28 23:12:22,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:22,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 23:12:22,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:22,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 23:12:22,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 23:12:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,520 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:22,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 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) [2022-01-28 23:12:22,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:22,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 23:12:22,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-01-28 23:12:22,773 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 [2022-01-28 23:12:22,773 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:22,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:22,774 INFO L85 PathProgramCache]: Analyzing trace with hash 653294572, now seen corresponding path program 1 times [2022-01-28 23:12:22,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:22,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619156404] [2022-01-28 23:12:22,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:22,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:22,790 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 23:12:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:22,811 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 23:12:22,811 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 23:12:22,811 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-28 23:12:22,812 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-28 23:12:22,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 23:12:22,813 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-01-28 23:12:22,813 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2022-01-28 23:12:22,814 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-28 23:12:22,814 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:22,845 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-28 23:12:22,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:22,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:22,848 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 23:12:22,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-01-28 23:12:22,851 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2022-01-28 23:12:22,851 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, 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 [2022-01-28 23:12:22,851 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 23:12:22,906 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:22,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:22,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1703677742, now seen corresponding path program 1 times [2022-01-28 23:12:22,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:22,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290158877] [2022-01-28 23:12:22,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:22,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:22,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:22,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:22,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290158877] [2022-01-28 23:12:22,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290158877] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:22,967 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:22,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 23:12:22,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363488919] [2022-01-28 23:12:22,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:22,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-28 23:12:22,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:22,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-28 23:12:22,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-28 23:12:22,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:22,968 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:22,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2022-01-28 23:12:22,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:23,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:23,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 23:12:23,651 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:23,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:23,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1283554011, now seen corresponding path program 1 times [2022-01-28 23:12:23,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:23,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58992381] [2022-01-28 23:12:23,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:23,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:23,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:23,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58992381] [2022-01-28 23:12:23,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58992381] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:23,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327249279] [2022-01-28 23:12:23,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:23,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:23,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:23,683 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) [2022-01-28 23:12:23,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-28 23:12:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:23,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 23:12:23,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:23,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:23,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [327249279] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:23,913 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:23,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 23:12:23,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091156911] [2022-01-28 23:12:23,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:23,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 23:12:23,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:23,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 23:12:23,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 23:12:23,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:23,914 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:23,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 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) [2022-01-28 23:12:23,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:23,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:24,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:24,098 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-28 23:12:24,131 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-01-28 23:12:24,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:24,314 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-01-28 23:12:24,315 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2022-01-28 23:12:24,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:24,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:24,319 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) [2022-01-28 23:12:24,320 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 [2022-01-28 23:12:24,322 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-28 23:12:24,323 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, 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 [2022-01-28 23:12:24,323 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-28 23:12:24,331 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:24,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:24,332 INFO L85 PathProgramCache]: Analyzing trace with hash 775684196, now seen corresponding path program 1 times [2022-01-28 23:12:24,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:24,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218493830] [2022-01-28 23:12:24,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:24,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:24,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:24,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218493830] [2022-01-28 23:12:24,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218493830] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:24,346 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:24,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 23:12:24,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154325639] [2022-01-28 23:12:24,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:24,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 23:12:24,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:24,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 23:12:24,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 23:12:24,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,346 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:24,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-01-28 23:12:24,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-28 23:12:24,348 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:24,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:24,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1737298213, now seen corresponding path program 1 times [2022-01-28 23:12:24,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:24,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927052675] [2022-01-28 23:12:24,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:24,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:24,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:24,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927052675] [2022-01-28 23:12:24,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927052675] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:24,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:24,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 23:12:24,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036596744] [2022-01-28 23:12:24,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:24,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 23:12:24,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:24,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 23:12:24,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 23:12:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,380 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:24,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-01-28 23:12:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:24,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-28 23:12:24,485 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:24,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:24,486 INFO L85 PathProgramCache]: Analyzing trace with hash -765238092, now seen corresponding path program 1 times [2022-01-28 23:12:24,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:24,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714044246] [2022-01-28 23:12:24,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:24,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:24,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:24,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:24,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714044246] [2022-01-28 23:12:24,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714044246] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:24,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85426539] [2022-01-28 23:12:24,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:24,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:24,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:24,544 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 23:12:24,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-28 23:12:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:24,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 23:12:24,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:24,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:24,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:24,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85426539] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:24,814 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:24,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 23:12:24,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806298176] [2022-01-28 23:12:24,814 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:24,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 23:12:24,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:24,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 23:12:24,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 23:12:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,815 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:24,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 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) [2022-01-28 23:12:24,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:24,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:24,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-28 23:12:25,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-01-28 23:12:25,083 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:25,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:25,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1080746650, now seen corresponding path program 1 times [2022-01-28 23:12:25,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:25,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740136408] [2022-01-28 23:12:25,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:25,096 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 23:12:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:25,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 23:12:25,112 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 23:12:25,112 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-28 23:12:25,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-28 23:12:25,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-28 23:12:25,113 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-01-28 23:12:25,113 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2022-01-28 23:12:25,113 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-28 23:12:25,113 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:25,144 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-01-28 23:12:25,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:25,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:25,147 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 23:12:25,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2022-01-28 23:12:25,149 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-28 23:12:25,150 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, 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 [2022-01-28 23:12:25,150 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-28 23:12:25,152 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:25,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:25,153 INFO L85 PathProgramCache]: Analyzing trace with hash -2113857948, now seen corresponding path program 1 times [2022-01-28 23:12:25,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:25,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641908131] [2022-01-28 23:12:25,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:25,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641908131] [2022-01-28 23:12:25,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641908131] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:25,168 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:25,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 23:12:25,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529402346] [2022-01-28 23:12:25,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:25,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 23:12:25,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:25,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 23:12:25,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 23:12:25,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,169 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:25,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2022-01-28 23:12:25,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-28 23:12:25,170 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:25,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:25,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1152243931, now seen corresponding path program 1 times [2022-01-28 23:12:25,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:25,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728883085] [2022-01-28 23:12:25,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:25,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728883085] [2022-01-28 23:12:25,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728883085] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:25,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:25,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 23:12:25,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772093222] [2022-01-28 23:12:25,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:25,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 23:12:25,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:25,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 23:12:25,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 23:12:25,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,191 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:25,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 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) [2022-01-28 23:12:25,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:25,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-28 23:12:25,284 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:25,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:25,284 INFO L85 PathProgramCache]: Analyzing trace with hash -110569629, now seen corresponding path program 1 times [2022-01-28 23:12:25,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:25,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099455129] [2022-01-28 23:12:25,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:25,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099455129] [2022-01-28 23:12:25,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099455129] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:25,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072944466] [2022-01-28 23:12:25,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:25,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:25,310 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 23:12:25,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-01-28 23:12:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 23:12:25,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072944466] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:25,548 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:25,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 23:12:25,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960799927] [2022-01-28 23:12:25,549 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:25,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 23:12:25,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:25,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 23:12:25,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 23:12:25,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,549 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:25,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 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) [2022-01-28 23:12:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:25,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:25,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:25,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:25,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-01-28 23:12:25,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-01-28 23:12:25,849 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:25,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:25,850 INFO L85 PathProgramCache]: Analyzing trace with hash -870195678, now seen corresponding path program 1 times [2022-01-28 23:12:25,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:25,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512221585] [2022-01-28 23:12:25,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,900 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:25,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:25,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512221585] [2022-01-28 23:12:25,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512221585] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:25,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683495073] [2022-01-28 23:12:25,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:25,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:25,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:25,902 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 23:12:25,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-01-28 23:12:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:25,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-28 23:12:25,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:26,085 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:26,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683495073] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:26,225 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:26,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-01-28 23:12:26,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544017738] [2022-01-28 23:12:26,225 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:26,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-28 23:12:26,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:26,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-28 23:12:26,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-01-28 23:12:26,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,226 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:26,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.111111111111111) internal successors, (128), 18 states have internal predecessors, (128), 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) [2022-01-28 23:12:26,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:26,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:26,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 23:12:26,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:26,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-28 23:12:26,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-01-28 23:12:26,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-01-28 23:12:26,499 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 23:12:26,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:26,499 INFO L85 PathProgramCache]: Analyzing trace with hash -8851865, now seen corresponding path program 1 times [2022-01-28 23:12:26,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:26,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411737097] [2022-01-28 23:12:26,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:26,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:26,523 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 23:12:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 23:12:26,537 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 23:12:26,537 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 23:12:26,537 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 2 remaining) [2022-01-28 23:12:26,537 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-28 23:12:26,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-28 23:12:26,538 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-01-28 23:12:26,539 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (1/4) [2022-01-28 23:12:26,539 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-01-28 23:12:26,539 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-01-28 23:12:26,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,572 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 23:12:26,589 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-01-28 23:12:26,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:12:26,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:26,603 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 23:12:26,620 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread4of4ForFork0 ======== [2022-01-28 23:12:26,621 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, 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 [2022-01-28 23:12:26,621 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 23:12:26,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2022-01-28 23:12:26,749 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:26,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:26,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1457107581, now seen corresponding path program 1 times [2022-01-28 23:12:26,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:26,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249028829] [2022-01-28 23:12:26,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:26,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:26,812 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-01-28 23:12:26,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:26,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249028829] [2022-01-28 23:12:26,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249028829] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:26,812 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:26,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 23:12:26,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780240884] [2022-01-28 23:12:26,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:26,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-28 23:12:26,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:26,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-28 23:12:26,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-28 23:12:26,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,814 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:26,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 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) [2022-01-28 23:12:26,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:26,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-28 23:12:26,856 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:26,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:26,857 INFO L85 PathProgramCache]: Analyzing trace with hash -52358282, now seen corresponding path program 1 times [2022-01-28 23:12:26,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:26,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129810023] [2022-01-28 23:12:26,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:26,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:26,930 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-01-28 23:12:26,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:26,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129810023] [2022-01-28 23:12:26,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129810023] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:26,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:26,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-28 23:12:26,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027189320] [2022-01-28 23:12:26,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:26,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-28 23:12:26,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:26,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-28 23:12:26,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-28 23:12:26,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:26,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:26,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 7 states have internal predecessors, (113), 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) [2022-01-28 23:12:26,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:26,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:27,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:27,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-28 23:12:27,039 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:27,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:27,039 INFO L85 PathProgramCache]: Analyzing trace with hash 720978953, now seen corresponding path program 1 times [2022-01-28 23:12:27,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:27,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020035829] [2022-01-28 23:12:27,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:27,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-01-28 23:12:27,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:27,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020035829] [2022-01-28 23:12:27,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020035829] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:27,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:27,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-28 23:12:27,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091033261] [2022-01-28 23:12:27,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:27,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-28 23:12:27,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:27,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-28 23:12:27,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-28 23:12:27,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:27,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:27,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 states have internal predecessors, (109), 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) [2022-01-28 23:12:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:27,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-28 23:12:27,231 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:27,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:27,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1408606317, now seen corresponding path program 1 times [2022-01-28 23:12:27,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:27,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816737516] [2022-01-28 23:12:27,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:27,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-01-28 23:12:27,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:27,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816737516] [2022-01-28 23:12:27,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816737516] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:12:27,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:12:27,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-28 23:12:27,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672459124] [2022-01-28 23:12:27,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:12:27,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-28 23:12:27,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:27,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-28 23:12:27,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-28 23:12:27,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:27,296 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:27,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 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) [2022-01-28 23:12:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-01-28 23:12:27,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:27,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:27,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-28 23:12:27,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-28 23:12:27,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:27,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-28 23:12:27,463 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:12:27,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:12:27,464 INFO L85 PathProgramCache]: Analyzing trace with hash -796776619, now seen corresponding path program 1 times [2022-01-28 23:12:27,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:12:27,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649422247] [2022-01-28 23:12:27,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:27,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:12:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:27,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:12:27,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649422247] [2022-01-28 23:12:27,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649422247] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 23:12:27,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402641481] [2022-01-28 23:12:27,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:12:27,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 23:12:27,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:12:27,549 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 23:12:27,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-01-28 23:12:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:12:27,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-28 23:12:27,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 23:12:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:27,862 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 23:12:28,112 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 23:12:28,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402641481] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 23:12:28,112 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 23:12:28,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2022-01-28 23:12:28,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091849560] [2022-01-28 23:12:28,113 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 23:12:28,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 23:12:28,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:12:28,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 23:12:28,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=330, Unknown=0, NotChecked=0, Total=462 [2022-01-28 23:12:28,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:12:28,114 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:12:28,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.363636363636363) internal successors, (250), 22 states have internal predecessors, (250), 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) [2022-01-28 23:12:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:12:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-01-28 23:12:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-01-28 23:12:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 23:12:28,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:16:08,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:16:08,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-28 23:16:08,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-28 23:16:08,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-28 23:16:08,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-28 23:16:08,429 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-28 23:16:08,449 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-01-28 23:16:08,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-01-28 23:16:08,630 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-01-28 23:16:08,631 INFO L308 ceAbstractionStarter]: Result for error location t_funThread4of4ForFork0 was SAFE (1/5) [2022-01-28 23:16:08,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 23:16:08,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 23:16:08,646 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 23:16:08,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2022-01-28 23:16:08,697 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread2of4ForFork0 ======== [2022-01-28 23:16:08,698 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, 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 [2022-01-28 23:16:08,698 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 23:16:08,816 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:16:08,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:16:08,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1256079752, now seen corresponding path program 1 times [2022-01-28 23:16:08,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:16:08,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487973428] [2022-01-28 23:16:08,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:16:08,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:16:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:16:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-01-28 23:16:08,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:16:08,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487973428] [2022-01-28 23:16:08,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487973428] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:16:08,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:16:08,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 23:16:08,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396556314] [2022-01-28 23:16:08,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:16:08,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-28 23:16:08,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:16:08,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-28 23:16:08,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-28 23:16:08,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:16:08,925 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:16:08,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 23:16:08,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:16:08,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:16:08,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-28 23:16:08,998 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 23:16:08,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 23:16:08,998 INFO L85 PathProgramCache]: Analyzing trace with hash 283289595, now seen corresponding path program 1 times [2022-01-28 23:16:08,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 23:16:08,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711267741] [2022-01-28 23:16:08,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 23:16:08,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 23:16:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 23:16:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-01-28 23:16:09,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 23:16:09,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711267741] [2022-01-28 23:16:09,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711267741] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 23:16:09,076 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 23:16:09,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-28 23:16:09,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701271658] [2022-01-28 23:16:09,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 23:16:09,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-28 23:16:09,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 23:16:09,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-28 23:16:09,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-28 23:16:09,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 23:16:09,077 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 23:16:09,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 23:16:09,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 23:16:09,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.