/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/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 11:16:51,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 11:16:51,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 11:16:51,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 11:16:51,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 11:16:51,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 11:16:51,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 11:16:51,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 11:16:51,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 11:16:51,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 11:16:51,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 11:16:51,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 11:16:51,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 11:16:51,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 11:16:51,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 11:16:51,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 11:16:51,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 11:16:51,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 11:16:51,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 11:16:51,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 11:16:51,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 11:16:51,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 11:16:51,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 11:16:51,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 11:16:51,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 11:16:51,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 11:16:51,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 11:16:51,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 11:16:51,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-09 11:16:52,023 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 11:16:52,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 11:16:52,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 11:16:52,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 11:16:52,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 11:16:52,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 11:16:52,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 11:16:52,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 11:16:52,026 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 11:16:52,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 11:16:52,026 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 11:16:52,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 11:16:52,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 11:16:52,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 11:16:52,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 11:16:52,029 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 11:16:52,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 11:16:52,030 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-09 11:16:52,030 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-09 11:16:52,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 11:16:52,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 11:16:52,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 11:16:52,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 11:16:52,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 11:16:52,280 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 11:16:52,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-09 11:16:52,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4d8ee7e/f43bc0ca91b64d9dbb8b8f8f2c2bd250/FLAG66eef190b [2022-02-09 11:16:52,842 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 11:16:52,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-09 11:16:52,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4d8ee7e/f43bc0ca91b64d9dbb8b8f8f2c2bd250/FLAG66eef190b [2022-02-09 11:16:53,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4d8ee7e/f43bc0ca91b64d9dbb8b8f8f2c2bd250 [2022-02-09 11:16:53,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 11:16:53,157 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 11:16:53,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 11:16:53,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 11:16:53,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 11:16:53,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@866e332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53, skipping insertion in model container [2022-02-09 11:16:53,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 11:16:53,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 11:16:53,373 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/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i[1115,1128] [2022-02-09 11:16:53,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 11:16:53,506 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 11:16:53,517 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/13-privatized_68-pfscan_protected_loop_minimal_interval_true.i[1115,1128] [2022-02-09 11:16:53,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 11:16:53,602 INFO L208 MainTranslator]: Completed translation [2022-02-09 11:16:53,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53 WrapperNode [2022-02-09 11:16:53,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 11:16:53,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 11:16:53,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 11:16:53,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 11:16:53,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,660 INFO L137 Inliner]: procedures = 165, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2022-02-09 11:16:53,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 11:16:53,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 11:16:53,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 11:16:53,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 11:16:53,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 11:16:53,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 11:16:53,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 11:16:53,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 11:16:53,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (1/1) ... [2022-02-09 11:16:53,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 11:16:53,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:16:53,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 11:16:53,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 11:16:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 11:16:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2022-02-09 11:16:53,755 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2022-02-09 11:16:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 11:16:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 11:16:53,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 11:16:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 11:16:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 11:16:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 11:16:53,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 11:16:53,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 11:16:53,757 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 11:16:53,907 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 11:16:53,908 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 11:16:54,161 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 11:16:54,168 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 11:16:54,168 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-02-09 11:16:54,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:16:54 BoogieIcfgContainer [2022-02-09 11:16:54,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 11:16:54,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 11:16:54,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 11:16:54,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 11:16:54,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 11:16:53" (1/3) ... [2022-02-09 11:16:54,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7755a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:16:54, skipping insertion in model container [2022-02-09 11:16:54,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 11:16:53" (2/3) ... [2022-02-09 11:16:54,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a7755a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:16:54, skipping insertion in model container [2022-02-09 11:16:54,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:16:54" (3/3) ... [2022-02-09 11:16:54,184 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_68-pfscan_protected_loop_minimal_interval_true.i [2022-02-09 11:16:54,188 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 11:16:54,188 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 11:16:54,188 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-09 11:16:54,188 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 11:16:54,260 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,260 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,260 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,260 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,261 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,261 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,261 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,261 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,261 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,262 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,263 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,264 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,265 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,266 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,267 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,267 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,267 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,267 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,267 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,268 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,268 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,268 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,268 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,269 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,269 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,269 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,269 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,270 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,271 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,271 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,272 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,272 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,272 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,273 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,274 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,274 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,274 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,274 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,275 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,275 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,276 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,276 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,279 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,280 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,281 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,281 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,283 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,284 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,285 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,285 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,285 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,285 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,285 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,286 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,287 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,288 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,289 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,290 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,291 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,291 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,291 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,291 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,291 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,292 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,292 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,292 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,292 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,295 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,295 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,300 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~got~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,301 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_~qp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,302 WARN L322 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 11:16:54,304 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 11:16:54,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 11:16:54,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:16:54,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 11:16:54,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 11:16:54,366 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == workerThread1of1ForFork0 ======== [2022-02-09 11:16:54,371 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 11:16:54,371 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-09 11:16:54,505 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:16:54,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:16:54,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1865521660, now seen corresponding path program 1 times [2022-02-09 11:16:54,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:16:54,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864128752] [2022-02-09 11:16:54,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:16:54,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:16:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:16:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:16:54,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:16:54,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864128752] [2022-02-09 11:16:54,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864128752] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:16:54,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:16:54,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 11:16:54,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233074771] [2022-02-09 11:16:54,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:16:54,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 11:16:54,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:16:54,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 11:16:54,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 11:16:54,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:54,791 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:16:54,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:16:54,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:54,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:54,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 11:16:54,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:16:54,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:16:54,826 INFO L85 PathProgramCache]: Analyzing trace with hash 326788120, now seen corresponding path program 1 times [2022-02-09 11:16:54,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:16:54,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511819440] [2022-02-09 11:16:54,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:16:54,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:16:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:16:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:16:54,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:16:54,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511819440] [2022-02-09 11:16:54,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511819440] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:16:54,993 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:16:54,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-09 11:16:54,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813458998] [2022-02-09 11:16:54,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:16:54,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 11:16:54,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:16:54,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 11:16:54,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-09 11:16:54,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:54,998 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:16:54,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:16:54,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:54,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:55,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-09 11:16:55,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 11:16:55,338 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting workerErr1ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:16:55,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:16:55,339 INFO L85 PathProgramCache]: Analyzing trace with hash 489359410, now seen corresponding path program 1 times [2022-02-09 11:16:55,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:16:55,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783680668] [2022-02-09 11:16:55,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:16:55,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:16:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:16:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-09 11:16:55,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:16:55,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783680668] [2022-02-09 11:16:55,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783680668] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:16:55,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:16:55,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-09 11:16:55,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491789648] [2022-02-09 11:16:55,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:16:55,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 11:16:55,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:16:55,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 11:16:55,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-09 11:16:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:55,742 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:16:55,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.4) internal successors, (111), 15 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:16:55,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:55,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-09 11:16:55,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:56,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:56,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:16:56,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:16:56,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 11:16:56,779 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:16:56,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:16:56,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1505738330, now seen corresponding path program 1 times [2022-02-09 11:16:56,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:16:56,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899859615] [2022-02-09 11:16:56,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:16:56,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:16:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:16:57,083 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 89 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-02-09 11:16:57,083 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:16:57,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899859615] [2022-02-09 11:16:57,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899859615] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:16:57,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553542549] [2022-02-09 11:16:57,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:16:57,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:16:57,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:16:57,087 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 11:16:57,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 11:16:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:16:57,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 34 conjunts are in the unsatisfiable core [2022-02-09 11:16:57,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:16:58,347 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-09 11:16:58,610 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-02-09 11:16:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 73 proven. 24 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-02-09 11:16:58,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:16:59,144 INFO L353 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2022-02-09 11:16:59,144 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 32 [2022-02-09 11:16:59,322 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 89 proven. 8 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-02-09 11:16:59,322 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553542549] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:16:59,322 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:16:59,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 16] total 36 [2022-02-09 11:16:59,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383064560] [2022-02-09 11:16:59,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:16:59,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-02-09 11:16:59,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:16:59,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-02-09 11:16:59,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1110, Unknown=0, NotChecked=0, Total=1260 [2022-02-09 11:16:59,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:59,326 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:16:59,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.472222222222221) internal successors, (305), 36 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:16:59,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:16:59,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:16:59,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:16:59,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:17:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:00,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:00,973 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,SelfDestructingSolverStorable3 [2022-02-09 11:17:00,973 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:00,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:00,974 INFO L85 PathProgramCache]: Analyzing trace with hash 580500165, now seen corresponding path program 1 times [2022-02-09 11:17:00,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:00,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834623362] [2022-02-09 11:17:00,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:00,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 35 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-02-09 11:17:01,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:01,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834623362] [2022-02-09 11:17:01,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834623362] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:17:01,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059901586] [2022-02-09 11:17:01,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:01,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:01,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:17:01,314 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 11:17:01,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 11:17:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:01,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 24 conjunts are in the unsatisfiable core [2022-02-09 11:17:01,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:17:01,683 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-09 11:17:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-02-09 11:17:01,927 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 11:17:01,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059901586] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:17:01,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-09 11:17:01,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 21 [2022-02-09 11:17:01,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138596341] [2022-02-09 11:17:01,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:17:01,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-09 11:17:01,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:01,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-09 11:17:01,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-09 11:17:01,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:01,933 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:01,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:01,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:01,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:01,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:17:01,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:01,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:17:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:02,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:02,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:02,499 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:02,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:02,499 INFO L85 PathProgramCache]: Analyzing trace with hash 644803707, now seen corresponding path program 1 times [2022-02-09 11:17:02,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:02,500 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346612670] [2022-02-09 11:17:02,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:02,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:02,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:02,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346612670] [2022-02-09 11:17:02,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346612670] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:17:02,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194921574] [2022-02-09 11:17:02,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:02,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:02,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:17:02,776 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 11:17:02,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 11:17:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:02,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 42 conjunts are in the unsatisfiable core [2022-02-09 11:17:02,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:17:03,448 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-09 11:17:03,961 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2022-02-09 11:17:04,024 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-09 11:17:04,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:04,051 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:17:04,744 INFO L353 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2022-02-09 11:17:04,745 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 32 [2022-02-09 11:17:04,844 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:04,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1194921574] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:17:04,844 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:17:04,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 17] total 44 [2022-02-09 11:17:04,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600888727] [2022-02-09 11:17:04,845 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:17:04,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-02-09 11:17:04,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:04,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-02-09 11:17:04,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1677, Unknown=0, NotChecked=0, Total=1892 [2022-02-09 11:17:04,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:04,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:04,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.931818181818182) internal successors, (261), 44 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:04,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:06,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:06,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:06,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:06,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:06,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-09 11:17:06,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:06,787 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:06,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:06,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1938685600, now seen corresponding path program 1 times [2022-02-09 11:17:06,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:06,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214104028] [2022-02-09 11:17:06,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:06,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:06,946 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:06,946 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214104028] [2022-02-09 11:17:06,947 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214104028] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:17:06,947 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:17:06,947 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-09 11:17:06,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300019838] [2022-02-09 11:17:06,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:17:06,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 11:17:06,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:06,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 11:17:06,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-09 11:17:06,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:06,948 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:06,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.066666666666666) internal successors, (61), 15 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:06,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:07,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:07,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:07,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-09 11:17:07,664 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:07,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:07,665 INFO L85 PathProgramCache]: Analyzing trace with hash 2017613786, now seen corresponding path program 1 times [2022-02-09 11:17:07,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:07,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001412593] [2022-02-09 11:17:07,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:07,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:07,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:07,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001412593] [2022-02-09 11:17:07,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001412593] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 11:17:07,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 11:17:07,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-02-09 11:17:07,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313807364] [2022-02-09 11:17:07,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:17:07,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-09 11:17:07,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:07,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-09 11:17:07,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-09 11:17:07,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:07,951 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:07,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.857142857142857) internal successors, (81), 21 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:07,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:08,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-09 11:17:08,898 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:08,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:08,899 INFO L85 PathProgramCache]: Analyzing trace with hash -154723924, now seen corresponding path program 1 times [2022-02-09 11:17:08,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:08,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429463502] [2022-02-09 11:17:08,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:08,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:09,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:09,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429463502] [2022-02-09 11:17:09,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429463502] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:17:09,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128686061] [2022-02-09 11:17:09,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:09,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:09,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:17:09,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 11:17:09,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 11:17:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:09,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 56 conjunts are in the unsatisfiable core [2022-02-09 11:17:09,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:17:09,627 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-09 11:17:09,628 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-02-09 11:17:09,772 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-09 11:17:09,887 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-02-09 11:17:10,434 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-09 11:17:10,838 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-02-09 11:17:10,898 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-09 11:17:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:10,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:17:38,962 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_305 (Array Int Int))) (<= 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#tid~0#1.base| v_ArrVal_305) |c_~#pqb~0.base|) |c_~#pqb~0.offset|) 1))) is different from false [2022-02-09 11:17:39,006 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 11:17:39,007 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2022-02-09 11:17:39,017 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 11:17:39,018 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 37 [2022-02-09 11:17:39,022 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-02-09 11:17:39,340 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-02-09 11:17:39,340 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-02-09 11:17:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 11:17:39,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128686061] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 11:17:39,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 11:17:39,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [28, 22] total 64 [2022-02-09 11:17:39,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843420091] [2022-02-09 11:17:39,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 11:17:39,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-02-09 11:17:39,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:39,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-02-09 11:17:39,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=415, Invalid=3487, Unknown=8, NotChecked=122, Total=4032 [2022-02-09 11:17:39,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:39,353 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:39,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.818181818181818) internal successors, (106), 22 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:39,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:39,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:39,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:40,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:40,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:40,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:40,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:40,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:40,298 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [workerErr1ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-09 11:17:40,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 11:17:40,299 INFO L85 PathProgramCache]: Analyzing trace with hash 490924190, now seen corresponding path program 1 times [2022-02-09 11:17:40,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 11:17:40,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475699230] [2022-02-09 11:17:40,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:40,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 11:17:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-02-09 11:17:40,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 11:17:40,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475699230] [2022-02-09 11:17:40,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475699230] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 11:17:40,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795697273] [2022-02-09 11:17:40,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 11:17:40,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:40,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:17:40,552 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 11:17:40,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 11:17:40,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 11:17:40,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 34 conjunts are in the unsatisfiable core [2022-02-09 11:17:40,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 11:17:41,656 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-02-09 11:17:42,124 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-02-09 11:17:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-02-09 11:17:42,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 11:17:42,607 INFO L353 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2022-02-09 11:17:42,607 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 54 [2022-02-09 11:17:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-02-09 11:17:42,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795697273] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 11:17:42,910 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 11:17:42,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 10] total 25 [2022-02-09 11:17:42,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924904158] [2022-02-09 11:17:42,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 11:17:42,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-09 11:17:42,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 11:17:42,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-09 11:17:42,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2022-02-09 11:17:42,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:42,912 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 11:17:42,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.84) internal successors, (221), 25 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:42,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:42,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:42,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:42,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:42,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:43,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-09 11:17:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 11:17:43,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 11:17:43,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-09 11:17:43,848 INFO L764 garLoopResultBuilder]: Registering result SAFE for location workerErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-09 11:17:43,848 INFO L764 garLoopResultBuilder]: Registering result SAFE for location workerErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-02-09 11:17:43,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:44,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 11:17:44,054 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 11:17:44,054 INFO L309 ceAbstractionStarter]: Result for error location workerThread1of1ForFork0 was SAFE,SAFE (1/2) [2022-02-09 11:17:44,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 11:17:44,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 11:17:44,057 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 11:17:44,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2022-02-09 11:17:44,061 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-09 11:17:44,061 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 11:17:44,061 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-09 11:17:44,065 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-02-09 11:17:44,066 INFO L732 BasicCegarLoop]: Path program histogram: [] [2022-02-09 11:17:44,066 INFO L309 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2022-02-09 11:17:44,067 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 11:17:44,067 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 11:17:44,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 11:17:44 BasicIcfg [2022-02-09 11:17:44,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 11:17:44,070 INFO L158 Benchmark]: Toolchain (without parser) took 50912.79ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 112.3MB in the beginning and 106.2MB in the end (delta: 6.1MB). Peak memory consumption was 80.4MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,070 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 163.6MB. Free memory was 130.2MB in the beginning and 130.0MB in the end (delta: 140.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 11:17:44,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.66ms. Allocated memory is still 163.6MB. Free memory was 112.1MB in the beginning and 129.0MB in the end (delta: -16.9MB). Peak memory consumption was 11.8MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.81ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 127.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,070 INFO L158 Benchmark]: Boogie Preprocessor took 35.00ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,074 INFO L158 Benchmark]: RCFGBuilder took 473.46ms. Allocated memory is still 163.6MB. Free memory was 124.9MB in the beginning and 110.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,074 INFO L158 Benchmark]: TraceAbstraction took 49898.08ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 109.7MB in the beginning and 106.2MB in the end (delta: 3.5MB). Peak memory consumption was 78.0MB. Max. memory is 8.0GB. [2022-02-09 11:17:44,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 163.6MB. Free memory was 130.2MB in the beginning and 130.0MB in the end (delta: 140.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 444.66ms. Allocated memory is still 163.6MB. Free memory was 112.1MB in the beginning and 129.0MB in the end (delta: -16.9MB). Peak memory consumption was 11.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.81ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 127.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.00ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 125.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 473.46ms. Allocated memory is still 163.6MB. Free memory was 124.9MB in the beginning and 110.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 49898.08ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 109.7MB in the beginning and 106.2MB in the end (delta: 3.5MB). Peak memory consumption was 78.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8529, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 298, negative conditional: 281, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8267, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 36, negative conditional: 19, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8267, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 36, negative conditional: 19, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1911, positive unconditional: 6320, negative: 143, negative conditional: 107, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1109, positive unconditional: 7122, negative: 143, negative conditional: 85, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1109, positive unconditional: 7122, negative: 143, negative conditional: 85, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4103, positive: 4066, positive conditional: 2, positive unconditional: 4064, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4103, positive: 4060, positive conditional: 0, positive unconditional: 4060, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 6, positive conditional: 2, positive unconditional: 4, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 50, positive conditional: 5, positive unconditional: 45, negative: 115, negative conditional: 64, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8374, positive: 4165, positive conditional: 1107, positive unconditional: 3058, negative: 106, negative conditional: 65, negative unconditional: 41, unknown: 4103, unknown conditional: 22, unknown unconditional: 4081] , Statistics on independence cache: Total cache size (in pairs): 4103, Positive cache size: 4066, Positive conditional cache size: 2, Positive unconditional cache size: 4064, Negative cache size: 37, Negative conditional cache size: 20, Negative unconditional cache size: 17, Eliminated conditions: 824, Maximal queried relation: 8, Independence queries for same thread: 262 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 364, Number of trivial persistent sets: 239, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6269, positive: 6252, positive conditional: 0, positive unconditional: 6252, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8529, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 298, negative conditional: 281, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8267, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 36, negative conditional: 19, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8267, positive: 8231, positive conditional: 1979, positive unconditional: 6252, negative: 36, negative conditional: 19, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1911, positive unconditional: 6320, negative: 143, negative conditional: 107, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1109, positive unconditional: 7122, negative: 143, negative conditional: 85, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8374, positive: 8231, positive conditional: 1109, positive unconditional: 7122, negative: 143, negative conditional: 85, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4103, positive: 4066, positive conditional: 2, positive unconditional: 4064, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4103, positive: 4060, positive conditional: 0, positive unconditional: 4060, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 6, positive conditional: 2, positive unconditional: 4, negative: 37, negative conditional: 20, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 165, positive: 50, positive conditional: 5, positive unconditional: 45, negative: 115, negative conditional: 64, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8374, positive: 4165, positive conditional: 1107, positive unconditional: 3058, negative: 106, negative conditional: 65, negative unconditional: 41, unknown: 4103, unknown conditional: 22, unknown unconditional: 4081] , Statistics on independence cache: Total cache size (in pairs): 4103, Positive cache size: 4066, Positive conditional cache size: 2, Positive unconditional cache size: 4064, Negative cache size: 37, Negative conditional cache size: 20, Negative unconditional cache size: 17, Eliminated conditions: 824, Maximal queried relation: 8, Independence queries for same thread: 262 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 41, Number of trivial persistent sets: 41, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: workerThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 190 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 49.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 8.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 198, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 39.1s InterpolantComputationTime, 1875 NumberOfCodeBlocks, 1875 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2387 ConstructedInterpolants, 108 QuantifiedInterpolants, 16681 SizeOfPredicates, 92 NumberOfNonLiveVariables, 1673 ConjunctsInSsa, 190 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 834/991 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 190 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-09 11:17:44,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:44,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 11:17:44,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...