/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/pthread/indexer.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 22:01:25,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 22:01:25,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 22:01:25,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-28 22:01:25,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 22:01:25,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 22:01:25,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 22:01:25,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 22:01:25,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 22:01:25,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 22:01:25,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 22:01:25,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 22:01:25,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 22:01:25,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 22:01:25,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 22:01:25,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 22:01:25,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 22:01:25,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 22:01:25,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 22:01:25,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 22:01:25,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-01-28 22:01:25,234 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 22:01:25,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 22:01:25,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 22:01:25,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 22:01:25,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 22:01:25,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 22:01:25,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 22:01:25,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 22:01:25,242 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 22:01:25,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 22:01:25,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 22:01:25,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 22:01:25,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 22:01:25,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 22:01:25,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 22:01:25,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 22:01:25,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 22:01:25,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 22:01:25,246 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-01-28 22:01:25,247 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-01-28 22:01:25,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-28 22:01:25,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 22:01:25,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 22:01:25,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 22:01:25,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 22:01:25,477 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 22:01:25,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/indexer.i [2022-01-28 22:01:25,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7503f09f/ca4d2b7d17664c2b9d5e371c894a7d8a/FLAGdff0c55f5 [2022-01-28 22:01:26,087 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 22:01:26,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/indexer.i [2022-01-28 22:01:26,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7503f09f/ca4d2b7d17664c2b9d5e371c894a7d8a/FLAGdff0c55f5 [2022-01-28 22:01:26,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7503f09f/ca4d2b7d17664c2b9d5e371c894a7d8a [2022-01-28 22:01:26,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 22:01:26,575 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 22:01:26,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 22:01:26,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 22:01:26,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 22:01:26,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:01:26" (1/1) ... [2022-01-28 22:01:26,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e9c0b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:26, skipping insertion in model container [2022-01-28 22:01:26,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:01:26" (1/1) ... [2022-01-28 22:01:26,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 22:01:26,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 22:01:27,018 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/indexer.i[47556,47569] [2022-01-28 22:01:27,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 22:01:27,097 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 22:01:27,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/indexer.i[47556,47569] [2022-01-28 22:01:27,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 22:01:27,189 INFO L208 MainTranslator]: Completed translation [2022-01-28 22:01:27,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27 WrapperNode [2022-01-28 22:01:27,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 22:01:27,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 22:01:27,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 22:01:27,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 22:01:27,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,235 INFO L137 Inliner]: procedures = 269, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2022-01-28 22:01:27,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 22:01:27,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 22:01:27,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 22:01:27,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 22:01:27,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 22:01:27,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 22:01:27,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 22:01:27,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 22:01:27,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (1/1) ... [2022-01-28 22:01:27,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 22:01:27,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:27,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-28 22:01:27,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread_routine [2022-01-28 22:01:27,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_routine [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 22:01:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 22:01:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 22:01:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 22:01:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 22:01:27,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 22:01:27,321 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 22:01:27,426 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 22:01:27,428 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 22:01:27,605 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 22:01:27,612 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 22:01:27,613 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-01-28 22:01:27,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:01:27 BoogieIcfgContainer [2022-01-28 22:01:27,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 22:01:27,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 22:01:27,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 22:01:27,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 22:01:27,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 10:01:26" (1/3) ... [2022-01-28 22:01:27,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a944cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:01:27, skipping insertion in model container [2022-01-28 22:01:27,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:01:27" (2/3) ... [2022-01-28 22:01:27,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a944cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:01:27, skipping insertion in model container [2022-01-28 22:01:27,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:01:27" (3/3) ... [2022-01-28 22:01:27,622 INFO L111 eAbstractionObserver]: Analyzing ICFG indexer.i [2022-01-28 22:01:27,627 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 22:01:27,627 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 22:01:27,627 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-28 22:01:27,627 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 22:01:27,664 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,664 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,664 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,664 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,665 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,666 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,667 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,668 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,668 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,668 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,668 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,668 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,669 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,670 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,671 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,672 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,673 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,673 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,673 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,673 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,673 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,674 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,675 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,675 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,683 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,683 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,684 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,684 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,684 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,684 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,684 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,685 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,686 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,686 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,686 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,686 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,687 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,688 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,689 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,690 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,691 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,692 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,693 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,694 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,695 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,696 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,697 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,698 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,699 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,699 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,705 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,706 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,706 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,706 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,706 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,706 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,707 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,707 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,707 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,707 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,713 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,713 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~pre6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~tid~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,714 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~h~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,715 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,715 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,715 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~m~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,715 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,715 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#in~new_val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~val#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~w~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,716 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,717 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~h#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,717 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,717 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,717 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~ret_val~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,718 WARN L322 ript$VariableManager]: TermVariabe |thread_routineThread1of1ForFork0_cas_~tab#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 22:01:27,725 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-28 22:01:27,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 22:01:27,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:27,785 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 22:01:27,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-01-28 22:01:27,823 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread_routineThread1of1ForFork0 ======== [2022-01-28 22:01:27,831 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-28 22:01:27,832 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 22:01:27,992 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:27,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:27,997 INFO L85 PathProgramCache]: Analyzing trace with hash 2053267711, now seen corresponding path program 1 times [2022-01-28 22:01:28,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:28,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877138027] [2022-01-28 22:01:28,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:28,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:28,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:28,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877138027] [2022-01-28 22:01:28,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877138027] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:01:28,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:01:28,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 22:01:28,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651977178] [2022-01-28 22:01:28,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:01:28,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 22:01:28,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:28,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 22:01:28,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 22:01:28,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,270 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:28,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:28,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 22:01:28,301 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:28,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:28,302 INFO L85 PathProgramCache]: Analyzing trace with hash -23941632, now seen corresponding path program 1 times [2022-01-28 22:01:28,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:28,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626345440] [2022-01-28 22:01:28,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:28,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:28,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:28,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626345440] [2022-01-28 22:01:28,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626345440] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:01:28,407 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:01:28,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 22:01:28,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630391179] [2022-01-28 22:01:28,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:01:28,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 22:01:28,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:28,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 22:01:28,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 22:01:28,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,410 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:28,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:28,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:28,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:28,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 22:01:28,464 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:28,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:28,465 INFO L85 PathProgramCache]: Analyzing trace with hash -2099698045, now seen corresponding path program 1 times [2022-01-28 22:01:28,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:28,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124835235] [2022-01-28 22:01:28,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:28,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:28,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:28,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:28,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124835235] [2022-01-28 22:01:28,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124835235] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:28,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478096333] [2022-01-28 22:01:28,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:28,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:28,599 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:01:28,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-28 22:01:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:28,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 22:01:28,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:28,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:29,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478096333] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:29,042 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:29,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 22:01:29,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131794546] [2022-01-28 22:01:29,042 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:29,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 22:01:29,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:29,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 22:01:29,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 22:01:29,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:29,048 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:29,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:29,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:29,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:29,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:29,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:29,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:29,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:29,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:29,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-01-28 22:01:29,392 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:29,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:29,392 INFO L85 PathProgramCache]: Analyzing trace with hash 687896739, now seen corresponding path program 2 times [2022-01-28 22:01:29,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:29,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091689576] [2022-01-28 22:01:29,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:29,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 22:01:29,504 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:29,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091689576] [2022-01-28 22:01:29,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091689576] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:29,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97185344] [2022-01-28 22:01:29,505 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 22:01:29,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:29,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:29,506 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) [2022-01-28 22:01:29,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-28 22:01:29,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-28 22:01:29,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:01:29,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 28 conjunts are in the unsatisfiable core [2022-01-28 22:01:29,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:29,731 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-28 22:01:29,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-28 22:01:29,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2022-01-28 22:01:30,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-28 22:01:30,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-01-28 22:01:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-01-28 22:01:30,479 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-28 22:01:30,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97185344] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:01:30,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-28 22:01:30,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [9] total 23 [2022-01-28 22:01:30,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972679849] [2022-01-28 22:01:30,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:01:30,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-28 22:01:30,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:30,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-28 22:01:30,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-01-28 22:01:30,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:30,482 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:30,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.375) internal successors, (54), 16 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:30,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:30,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:30,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:30,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:31,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:31,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:31,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:31,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:31,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:31,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:31,340 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:31,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:31,340 INFO L85 PathProgramCache]: Analyzing trace with hash 11182102, now seen corresponding path program 1 times [2022-01-28 22:01:31,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:31,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890418310] [2022-01-28 22:01:31,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:31,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:31,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:31,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890418310] [2022-01-28 22:01:31,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890418310] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:31,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292268136] [2022-01-28 22:01:31,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:31,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:31,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:31,472 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:01:31,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-28 22:01:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:31,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-28 22:01:31,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:31,726 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:31,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:31,919 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:31,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292268136] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:31,920 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:31,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-01-28 22:01:31,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709403040] [2022-01-28 22:01:31,920 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:31,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-28 22:01:31,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:31,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-28 22:01:31,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-01-28 22:01:31,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:31,922 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:31,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.111111111111111) internal successors, (110), 18 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:31,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:31,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:31,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:31,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:31,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:32,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:32,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:32,328 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:32,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:32,328 INFO L85 PathProgramCache]: Analyzing trace with hash -989008938, now seen corresponding path program 2 times [2022-01-28 22:01:32,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:32,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402599276] [2022-01-28 22:01:32,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:32,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:32,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:32,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402599276] [2022-01-28 22:01:32,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402599276] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:32,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778472361] [2022-01-28 22:01:32,511 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 22:01:32,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:32,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:32,512 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) [2022-01-28 22:01:32,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-28 22:01:32,616 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-28 22:01:32,616 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:01:32,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-28 22:01:32,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:32,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:33,250 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:33,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778472361] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:33,250 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:33,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2022-01-28 22:01:33,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329695600] [2022-01-28 22:01:33,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:33,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 22:01:33,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:33,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 22:01:33,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 22:01:33,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:33,253 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:33,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:33,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:33,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:33,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:33,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:33,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:33,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:33,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:33,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 22:01:33,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:33,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:33,980 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:33,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:33,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1714381654, now seen corresponding path program 3 times [2022-01-28 22:01:33,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:33,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375746178] [2022-01-28 22:01:33,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:33,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-01-28 22:01:34,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:34,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375746178] [2022-01-28 22:01:34,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375746178] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:34,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706777222] [2022-01-28 22:01:34,487 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-28 22:01:34,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:34,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:34,491 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:01:34,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-28 22:01:34,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-01-28 22:01:34,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:01:34,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 29 conjunts are in the unsatisfiable core [2022-01-28 22:01:34,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:34,685 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-28 22:01:34,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-28 22:01:35,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2022-01-28 22:01:35,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-28 22:01:35,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-01-28 22:01:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-01-28 22:01:35,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:37,731 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thread_routineThread1of1ForFork0_~w~0#1_22| Int) (v_ArrVal_266 (Array Int Int)) (|v_thread_routineThread1of1ForFork0_#t~pre6#1_23| Int)) (or (= (mod (* |v_thread_routineThread1of1ForFork0_~w~0#1_22| 7) 128) 0) (< |v_thread_routineThread1of1ForFork0_~w~0#1_22| (+ (* 11 |v_thread_routineThread1of1ForFork0_#t~pre6#1_23|) (select (select (store |c_#memory_int| |c_~#tids~0.base| v_ArrVal_266) |c_ULTIMATE.start_main_~#arg~0#1.base|) |c_ULTIMATE.start_main_~#arg~0#1.offset|))) (< |v_thread_routineThread1of1ForFork0_#t~pre6#1_23| 2) (<= 0 (* 7 |v_thread_routineThread1of1ForFork0_~w~0#1_22|)))) is different from false [2022-01-28 22:01:37,832 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 22:01:37,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-01-28 22:01:37,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2022-01-28 22:01:37,857 INFO L388 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 13 treesize of output 11 [2022-01-28 22:01:38,324 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-28 22:01:38,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-28 22:01:38,341 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-01-28 22:01:38,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706777222] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:38,341 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:38,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 17, 17] total 62 [2022-01-28 22:01:38,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780169898] [2022-01-28 22:01:38,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:38,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-01-28 22:01:38,342 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:38,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-01-28 22:01:38,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=3286, Unknown=1, NotChecked=118, Total=3782 [2022-01-28 22:01:38,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:38,344 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:38,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 4.629032258064516) internal successors, (287), 62 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-01-28 22:01:38,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 22:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:41,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:41,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:41,440 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:41,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:41,440 INFO L85 PathProgramCache]: Analyzing trace with hash -872839887, now seen corresponding path program 1 times [2022-01-28 22:01:41,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:41,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562544982] [2022-01-28 22:01:41,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:41,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2022-01-28 22:01:41,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:41,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562544982] [2022-01-28 22:01:41,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562544982] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:01:41,529 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:01:41,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 22:01:41,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333166813] [2022-01-28 22:01:41,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:01:41,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-28 22:01:41,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:41,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-28 22:01:41,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-28 22:01:41,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:41,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:41,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:01:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:41,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:01:41,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-28 22:01:41,635 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:41,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:41,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1028246020, now seen corresponding path program 1 times [2022-01-28 22:01:41,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:41,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768435096] [2022-01-28 22:01:41,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:41,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 110 proven. 1 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2022-01-28 22:01:41,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:41,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768435096] [2022-01-28 22:01:41,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768435096] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:41,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739685289] [2022-01-28 22:01:41,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:41,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:41,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:41,725 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:01:41,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-28 22:01:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:41,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 34 conjunts are in the unsatisfiable core [2022-01-28 22:01:41,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2022-01-28 22:01:42,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2022-01-28 22:01:43,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739685289] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:43,857 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:43,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 35, 35] total 70 [2022-01-28 22:01:43,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804868312] [2022-01-28 22:01:43,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:43,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-01-28 22:01:43,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:43,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-01-28 22:01:43,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1228, Invalid=3602, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 22:01:43,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:43,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:43,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 4.4) internal successors, (308), 70 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:01:43,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:01:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:45,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:01:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:01:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:01:45,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:01:45,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:46,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:46,032 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:46,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:46,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1797917552, now seen corresponding path program 1 times [2022-01-28 22:01:46,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:46,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001366489] [2022-01-28 22:01:46,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:46,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2849 backedges. 0 proven. 2673 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:01:47,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:01:47,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001366489] [2022-01-28 22:01:47,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001366489] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:01:47,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219399027] [2022-01-28 22:01:47,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:47,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:01:47,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:01:47,543 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:01:47,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-28 22:01:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:01:47,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 68 conjunts are in the unsatisfiable core [2022-01-28 22:01:47,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:01:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2849 backedges. 0 proven. 2673 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:01:48,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:01:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2849 backedges. 0 proven. 2673 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:01:51,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219399027] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:01:51,942 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:01:51,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69, 69] total 138 [2022-01-28 22:01:51,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498324493] [2022-01-28 22:01:51,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:01:51,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2022-01-28 22:01:51,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:01:51,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2022-01-28 22:01:51,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4830, Invalid=14076, Unknown=0, NotChecked=0, Total=18906 [2022-01-28 22:01:51,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:51,950 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:01:51,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 3.0434782608695654) internal successors, (420), 138 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:51,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:01:51,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:01:51,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:01:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:01:58,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:01:58,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-01-28 22:01:58,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-01-28 22:01:58,796 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:01:58,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:01:58,797 INFO L85 PathProgramCache]: Analyzing trace with hash -347711600, now seen corresponding path program 2 times [2022-01-28 22:01:58,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:01:58,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434687276] [2022-01-28 22:01:58,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:01:58,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:01:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:02:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 11298 backedges. 0 proven. 11122 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:02:03,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:02:03,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434687276] [2022-01-28 22:02:03,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434687276] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:02:03,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42104496] [2022-01-28 22:02:03,921 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 22:02:03,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:02:03,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:02:03,923 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:02:03,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-01-28 22:02:04,163 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-28 22:02:04,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:02:04,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 136 conjunts are in the unsatisfiable core [2022-01-28 22:02:04,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:02:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 11298 backedges. 0 proven. 11122 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:02:05,110 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:02:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 11298 backedges. 0 proven. 11122 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-01-28 22:02:15,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42104496] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:02:15,528 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:02:15,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [137, 137, 137] total 259 [2022-01-28 22:02:15,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457711252] [2022-01-28 22:02:15,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:02:15,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 259 states [2022-01-28 22:02:15,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:02:15,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 259 interpolants. [2022-01-28 22:02:15,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16899, Invalid=49923, Unknown=0, NotChecked=0, Total=66822 [2022-01-28 22:02:15,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:15,542 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:02:15,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 259 states, 259 states have (on average 2.799227799227799) internal successors, (725), 259 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:02:15,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:15,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:02:15,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:02:15,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:02:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:37,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:37,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:02:37,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:02:37,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:02:37,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-01-28 22:02:37,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:02:37,831 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:02:37,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:02:37,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1454439085, now seen corresponding path program 3 times [2022-01-28 22:02:37,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:02:37,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107155818] [2022-01-28 22:02:37,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:02:37,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:02:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:02:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 40944 backedges. 125 proven. 32 refuted. 0 times theorem prover too weak. 40787 trivial. 0 not checked. [2022-01-28 22:02:39,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:02:39,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107155818] [2022-01-28 22:02:39,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107155818] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:02:39,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923081746] [2022-01-28 22:02:39,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-28 22:02:39,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:02:39,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:02:39,032 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:02:39,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-01-28 22:02:39,537 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-01-28 22:02:39,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:02:39,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 31 conjunts are in the unsatisfiable core [2022-01-28 22:02:39,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:02:39,639 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-28 22:02:39,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-28 22:02:43,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2022-01-28 22:02:43,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-28 22:02:43,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-01-28 22:02:44,391 INFO L134 CoverageAnalysis]: Checked inductivity of 40944 backedges. 140 proven. 17 refuted. 0 times theorem prover too weak. 40787 trivial. 0 not checked. [2022-01-28 22:02:44,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:02:47,838 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thread_routineThread1of1ForFork0_~w~0#1_44| Int) (v_ArrVal_1564 (Array Int Int)) (|v_thread_routineThread1of1ForFork0_#t~pre6#1_55| Int)) (or (= (mod (* |v_thread_routineThread1of1ForFork0_~w~0#1_44| 7) 128) 0) (<= 0 (* 7 |v_thread_routineThread1of1ForFork0_~w~0#1_44|)) (< |v_thread_routineThread1of1ForFork0_~w~0#1_44| (+ (* 11 |v_thread_routineThread1of1ForFork0_#t~pre6#1_55|) (select (select (store |c_#memory_int| |c_~#tids~0.base| v_ArrVal_1564) |c_ULTIMATE.start_main_~#arg~0#1.base|) |c_ULTIMATE.start_main_~#arg~0#1.offset|))) (< |v_thread_routineThread1of1ForFork0_#t~pre6#1_55| 4))) is different from false [2022-01-28 22:02:47,901 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 22:02:47,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-01-28 22:02:47,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 29 [2022-01-28 22:02:47,911 INFO L388 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 13 treesize of output 11 [2022-01-28 22:02:49,148 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-28 22:02:49,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-28 22:02:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 40944 backedges. 140 proven. 17 refuted. 0 times theorem prover too weak. 40787 trivial. 0 not checked. [2022-01-28 22:02:49,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923081746] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:02:49,165 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:02:49,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 19, 19] total 48 [2022-01-28 22:02:49,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635056971] [2022-01-28 22:02:49,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:02:49,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-01-28 22:02:49,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:02:49,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-01-28 22:02:49,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1978, Unknown=1, NotChecked=90, Total=2256 [2022-01-28 22:02:49,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:49,168 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:02:49,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 9.25) internal successors, (444), 48 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:02:49,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:02:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:02:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:02:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:02:55,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-01-28 22:02:55,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-01-28 22:02:55,930 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:02:55,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:02:55,931 INFO L85 PathProgramCache]: Analyzing trace with hash -499613943, now seen corresponding path program 1 times [2022-01-28 22:02:55,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:02:55,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191735781] [2022-01-28 22:02:55,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:02:55,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:02:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:02:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 40770 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40768 trivial. 0 not checked. [2022-01-28 22:02:56,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:02:56,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191735781] [2022-01-28 22:02:56,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191735781] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:02:56,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777638545] [2022-01-28 22:02:56,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:02:56,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:02:56,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:02:56,433 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:02:56,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-01-28 22:02:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:02:56,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 1412 conjuncts, 23 conjunts are in the unsatisfiable core [2022-01-28 22:02:56,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:02:57,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-01-28 22:02:57,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-01-28 22:02:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 40770 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40768 trivial. 0 not checked. [2022-01-28 22:02:58,085 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-28 22:02:58,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777638545] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:02:58,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-28 22:02:58,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [15] total 26 [2022-01-28 22:02:58,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966995711] [2022-01-28 22:02:58,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:02:58,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-01-28 22:02:58,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:02:58,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-01-28 22:02:58,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=580, Unknown=0, NotChecked=0, Total=650 [2022-01-28 22:02:58,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:58,087 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:02:58,087 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) [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:02:58,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:02:58,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:01,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-01-28 22:03:01,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:01,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-01-28 22:03:01,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-01-28 22:03:01,651 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-28 22:03:01,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:01,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1387096759, now seen corresponding path program 2 times [2022-01-28 22:03:01,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:01,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125355726] [2022-01-28 22:03:01,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:01,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:02,480 INFO L134 CoverageAnalysis]: Checked inductivity of 40773 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 40768 trivial. 0 not checked. [2022-01-28 22:03:02,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:02,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125355726] [2022-01-28 22:03:02,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125355726] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:02,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590679025] [2022-01-28 22:03:02,481 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 22:03:02,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:02,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:02,482 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:02,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-01-28 22:03:02,829 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-28 22:03:02,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:03:02,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 1420 conjuncts, 30 conjunts are in the unsatisfiable core [2022-01-28 22:03:02,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:02,916 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-01-28 22:03:02,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-01-28 22:03:06,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2022-01-28 22:03:06,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-01-28 22:03:06,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2022-01-28 22:03:06,990 INFO L134 CoverageAnalysis]: Checked inductivity of 40773 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 40768 trivial. 0 not checked. [2022-01-28 22:03:06,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:07,355 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thread_routineThread1of1ForFork0_~w~0#1_50| Int) (|v_thread_routineThread1of1ForFork0_#t~pre6#1_64| Int) (v_ArrVal_2641 (Array Int Int))) (or (<= 0 (* 7 |v_thread_routineThread1of1ForFork0_~w~0#1_50|)) (= (mod (* |v_thread_routineThread1of1ForFork0_~w~0#1_50| 7) 128) 0) (< |v_thread_routineThread1of1ForFork0_~w~0#1_50| (+ (select (select (store |c_#memory_int| |c_~#tids~0.base| v_ArrVal_2641) |c_thread_routineThread1of1ForFork0_~arg#1.base|) |c_thread_routineThread1of1ForFork0_~arg#1.offset|) (* 11 |v_thread_routineThread1of1ForFork0_#t~pre6#1_64|))) (< |v_thread_routineThread1of1ForFork0_#t~pre6#1_64| (+ |c_thread_routineThread1of1ForFork0_~m~0#1| 1)))) is different from false [2022-01-28 22:03:07,421 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 22:03:07,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-01-28 22:03:07,433 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-01-28 22:03:07,434 INFO L388 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 37 treesize of output 40 [2022-01-28 22:03:07,439 INFO L388 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 13 treesize of output 11 [2022-01-28 22:03:10,840 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-01-28 22:03:10,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-01-28 22:03:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 40773 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40768 trivial. 3 not checked. [2022-01-28 22:03:10,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590679025] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:10,855 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:10,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 46 [2022-01-28 22:03:10,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601129936] [2022-01-28 22:03:10,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:10,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-01-28 22:03:10,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:10,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-01-28 22:03:10,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1800, Unknown=1, NotChecked=86, Total=2070 [2022-01-28 22:03:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:10,857 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:10,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.4130434782608696) internal successors, (157), 46 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:10,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-28 22:03:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2022-01-28 22:03:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2022-01-28 22:03:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. [2022-01-28 22:03:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-01-28 22:03:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-28 22:03:11,569 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread_routineErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-28 22:03:11,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-01-28 22:03:11,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-01-28 22:03:11,781 INFO L732 BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 1, 1, 1, 1] [2022-01-28 22:03:11,781 INFO L308 ceAbstractionStarter]: Result for error location thread_routineThread1of1ForFork0 was SAFE (1/2) [2022-01-28 22:03:11,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-01-28 22:03:11,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:11,784 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-01-28 22:03:11,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2022-01-28 22:03:11,787 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-01-28 22:03:11,787 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-28 22:03:11,788 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-28 22:03:11,825 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:11,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:11,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1973979282, now seen corresponding path program 1 times [2022-01-28 22:03:11,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:11,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869410744] [2022-01-28 22:03:11,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:11,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:11,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:11,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869410744] [2022-01-28 22:03:11,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869410744] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:03:11,846 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:03:11,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 22:03:11,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860392281] [2022-01-28 22:03:11,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:03:11,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-28 22:03:11,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:11,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-28 22:03:11,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-28 22:03:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:11,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:11,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-28 22:03:11,850 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:11,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:11,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1129507411, now seen corresponding path program 1 times [2022-01-28 22:03:11,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:11,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113184808] [2022-01-28 22:03:11,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:11,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:11,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:11,867 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:11,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113184808] [2022-01-28 22:03:11,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113184808] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 22:03:11,867 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 22:03:11,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 22:03:11,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90591720] [2022-01-28 22:03:11,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 22:03:11,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 22:03:11,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:11,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 22:03:11,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 22:03:11,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,869 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:11,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:11,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:11,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:11,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-28 22:03:11,883 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:11,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:11,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1175273194, now seen corresponding path program 1 times [2022-01-28 22:03:11,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:11,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385252722] [2022-01-28 22:03:11,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:11,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:11,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:11,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385252722] [2022-01-28 22:03:11,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385252722] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:11,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053774008] [2022-01-28 22:03:11,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:11,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:11,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:11,915 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:11,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-01-28 22:03:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:12,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-28 22:03:12,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:12,163 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:12,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:12,239 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:12,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053774008] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:12,239 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:12,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-28 22:03:12,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103783178] [2022-01-28 22:03:12,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:12,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-28 22:03:12,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:12,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-28 22:03:12,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-28 22:03:12,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,240 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:12,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:12,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:12,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:12,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:12,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-01-28 22:03:12,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:12,497 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:12,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:12,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1677055178, now seen corresponding path program 2 times [2022-01-28 22:03:12,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:12,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975695420] [2022-01-28 22:03:12,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:12,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:12,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:12,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975695420] [2022-01-28 22:03:12,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975695420] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:12,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680259822] [2022-01-28 22:03:12,549 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-28 22:03:12,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:12,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:12,551 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:12,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-01-28 22:03:12,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-28 22:03:12,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:03:12,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-28 22:03:12,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:12,799 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:12,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:12,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680259822] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:12,928 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:12,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-01-28 22:03:12,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512982576] [2022-01-28 22:03:12,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:12,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-28 22:03:12,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:12,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-28 22:03:12,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-01-28 22:03:12,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,929 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:12,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.166666666666667) internal successors, (75), 18 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:12,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:12,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:12,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:12,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:13,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:13,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-01-28 22:03:13,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-01-28 22:03:13,289 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:13,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:13,289 INFO L85 PathProgramCache]: Analyzing trace with hash 894994294, now seen corresponding path program 3 times [2022-01-28 22:03:13,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:13,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743254548] [2022-01-28 22:03:13,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:13,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:13,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:13,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743254548] [2022-01-28 22:03:13,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743254548] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:13,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475044553] [2022-01-28 22:03:13,427 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-28 22:03:13,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:13,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:13,428 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:13,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-01-28 22:03:13,648 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-01-28 22:03:13,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:03:13,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 16 conjunts are in the unsatisfiable core [2022-01-28 22:03:13,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:13,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:14,026 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:14,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475044553] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:14,027 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:14,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2022-01-28 22:03:14,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544508417] [2022-01-28 22:03:14,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:14,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-01-28 22:03:14,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:14,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-01-28 22:03:14,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 22:03:14,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:14,029 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:14,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.3823529411764706) internal successors, (115), 34 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:14,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:14,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:14,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:14,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:14,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:14,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:14,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:14,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:14,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:14,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:14,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-01-28 22:03:14,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:14,636 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:14,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:14,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1528078346, now seen corresponding path program 4 times [2022-01-28 22:03:14,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:14,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240695377] [2022-01-28 22:03:14,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:14,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:14,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:14,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240695377] [2022-01-28 22:03:14,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240695377] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:14,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373509600] [2022-01-28 22:03:14,987 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-28 22:03:14,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:14,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:14,992 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:14,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-01-28 22:03:15,180 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-28 22:03:15,180 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:03:15,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 32 conjunts are in the unsatisfiable core [2022-01-28 22:03:15,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:15,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:16,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373509600] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:16,194 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:16,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2022-01-28 22:03:16,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003249891] [2022-01-28 22:03:16,194 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:16,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-01-28 22:03:16,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:16,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-01-28 22:03:16,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1122, Invalid=3168, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 22:03:16,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:16,197 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:16,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 2.9545454545454546) internal successors, (195), 66 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:17,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:03:17,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-01-28 22:03:17,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:17,827 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:17,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:17,828 INFO L85 PathProgramCache]: Analyzing trace with hash 665424118, now seen corresponding path program 5 times [2022-01-28 22:03:17,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:17,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584034223] [2022-01-28 22:03:17,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:17,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:18,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2362 backedges. 0 proven. 2356 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:18,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:18,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584034223] [2022-01-28 22:03:18,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584034223] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:18,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461449978] [2022-01-28 22:03:18,995 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-28 22:03:18,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:18,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:18,996 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:18,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-01-28 22:03:40,618 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2022-01-28 22:03:40,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-28 22:03:40,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 64 conjunts are in the unsatisfiable core [2022-01-28 22:03:40,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-28 22:03:40,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2362 backedges. 0 proven. 2356 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:40,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-28 22:03:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2362 backedges. 0 proven. 2356 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:43,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461449978] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-28 22:03:43,724 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-28 22:03:43,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65, 65] total 130 [2022-01-28 22:03:43,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365296651] [2022-01-28 22:03:43,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-28 22:03:43,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2022-01-28 22:03:43,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:03:43,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2022-01-28 22:03:43,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4290, Invalid=12480, Unknown=0, NotChecked=0, Total=16770 [2022-01-28 22:03:43,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:43,727 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:03:43,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 2.730769230769231) internal successors, (355), 130 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:03:43,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:03:49,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2022-01-28 22:03:49,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2022-01-28 22:03:49,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:49,241 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-28 22:03:49,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 22:03:49,241 INFO L85 PathProgramCache]: Analyzing trace with hash -108530954, now seen corresponding path program 6 times [2022-01-28 22:03:49,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 22:03:49,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153052337] [2022-01-28 22:03:49,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 22:03:49,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 22:03:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 22:03:53,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9834 backedges. 0 proven. 9828 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-28 22:03:53,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 22:03:53,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153052337] [2022-01-28 22:03:53,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153052337] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-28 22:03:53,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659025710] [2022-01-28 22:03:53,378 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-01-28 22:03:53,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-28 22:03:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 22:03:53,379 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-28 22:03:53,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process Received shutdown request... [2022-01-28 22:15:24,016 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-28 22:15:24,016 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-28 22:15:24,016 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-28 22:15:24,016 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-28 22:15:25,047 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 [2022-01-28 22:15:25,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2022-01-28 22:15:25,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Forceful destruction successful, exit code 0 [2022-01-28 22:15:25,231 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forcibly destroying the process [2022-01-28 22:15:25,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 137 [2022-01-28 22:15:25,280 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-28 22:15:25,280 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-01-28 22:15:25,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [129] total 129 [2022-01-28 22:15:25,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909995320] [2022-01-28 22:15:25,280 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-01-28 22:15:25,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2022-01-28 22:15:25,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 22:15:25,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2022-01-28 22:15:25,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4224, Invalid=12288, Unknown=0, NotChecked=0, Total=16512 [2022-01-28 22:15:25,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:15:25,282 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-01-28 22:15:25,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 2.7364341085271318) internal successors, (353), 129 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2022-01-28 22:15:25,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-01-28 22:15:25,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-28 22:15:25,284 WARN L594 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-01-28 22:15:25,284 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-01-28 22:15:25,285 INFO L732 BasicCegarLoop]: Path program histogram: [6, 1, 1] [2022-01-28 22:15:25,285 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT (2/2) [2022-01-28 22:15:25,286 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 22:15:25,286 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 22:15:25,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 10:15:25 BasicIcfg [2022-01-28 22:15:25,288 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 22:15:25,288 INFO L158 Benchmark]: Toolchain (without parser) took 838713.41ms. Allocated memory was 177.2MB in the beginning and 587.2MB in the end (delta: 410.0MB). Free memory was 116.0MB in the beginning and 402.6MB in the end (delta: -286.6MB). Peak memory consumption was 123.0MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,289 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 177.2MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 22:15:25,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.38ms. Allocated memory was 177.2MB in the beginning and 234.9MB in the end (delta: 57.7MB). Free memory was 115.8MB in the beginning and 184.1MB in the end (delta: -68.2MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.04ms. Allocated memory is still 234.9MB. Free memory was 184.1MB in the beginning and 181.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,289 INFO L158 Benchmark]: Boogie Preprocessor took 21.80ms. Allocated memory is still 234.9MB. Free memory was 181.5MB in the beginning and 179.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,290 INFO L158 Benchmark]: RCFGBuilder took 356.23ms. Allocated memory is still 234.9MB. Free memory was 179.9MB in the beginning and 165.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,290 INFO L158 Benchmark]: TraceAbstraction took 837671.90ms. Allocated memory was 234.9MB in the beginning and 587.2MB in the end (delta: 352.3MB). Free memory was 164.7MB in the beginning and 402.6MB in the end (delta: -237.9MB). Peak memory consumption was 116.0MB. Max. memory is 8.0GB. [2022-01-28 22:15:25,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 177.2MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 613.38ms. Allocated memory was 177.2MB in the beginning and 234.9MB in the end (delta: 57.7MB). Free memory was 115.8MB in the beginning and 184.1MB in the end (delta: -68.2MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.04ms. Allocated memory is still 234.9MB. Free memory was 184.1MB in the beginning and 181.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.80ms. Allocated memory is still 234.9MB. Free memory was 181.5MB in the beginning and 179.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 356.23ms. Allocated memory is still 234.9MB. Free memory was 179.9MB in the beginning and 165.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 837671.90ms. Allocated memory was 234.9MB in the beginning and 587.2MB in the end (delta: 352.3MB). Free memory was 164.7MB in the beginning and 402.6MB in the end (delta: -237.9MB). Peak memory consumption was 116.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11535, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 3357, negative conditional: 3318, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8313, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 135, negative conditional: 96, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8313, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 135, negative conditional: 96, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 4806, positive unconditional: 3372, negative: 881, negative conditional: 746, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 1121, positive unconditional: 7057, negative: 881, negative conditional: 658, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 1121, positive unconditional: 7057, negative: 881, negative conditional: 658, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2495, positive: 2380, positive conditional: 1, positive unconditional: 2379, negative: 115, negative conditional: 76, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2495, positive: 2369, positive conditional: 0, positive unconditional: 2369, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 11, positive conditional: 1, positive unconditional: 10, negative: 115, negative conditional: 76, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 253, positive: 9, positive conditional: 1, positive unconditional: 7, negative: 244, negative conditional: 129, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9059, positive: 5798, positive conditional: 1120, positive unconditional: 4678, negative: 766, negative conditional: 582, negative unconditional: 184, unknown: 2495, unknown conditional: 77, unknown unconditional: 2418] , Statistics on independence cache: Total cache size (in pairs): 2495, Positive cache size: 2380, Positive conditional cache size: 1, Positive unconditional cache size: 2379, Negative cache size: 115, Negative conditional cache size: 76, Negative unconditional cache size: 39, Eliminated conditions: 3773, Maximal queried relation: 11, Independence queries for same thread: 3222 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 237, Number of trivial persistent sets: 121, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3366, positive: 3327, positive conditional: 0, positive unconditional: 3327, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11535, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 3357, negative conditional: 3318, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8313, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 135, negative conditional: 96, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8313, positive: 8178, positive conditional: 4851, positive unconditional: 3327, negative: 135, negative conditional: 96, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 4806, positive unconditional: 3372, negative: 881, negative conditional: 746, negative unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 1121, positive unconditional: 7057, negative: 881, negative conditional: 658, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9059, positive: 8178, positive conditional: 1121, positive unconditional: 7057, negative: 881, negative conditional: 658, negative unconditional: 223, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2495, positive: 2380, positive conditional: 1, positive unconditional: 2379, negative: 115, negative conditional: 76, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2495, positive: 2369, positive conditional: 0, positive unconditional: 2369, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 126, positive: 11, positive conditional: 1, positive unconditional: 10, negative: 115, negative conditional: 76, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 253, positive: 9, positive conditional: 1, positive unconditional: 7, negative: 244, negative conditional: 129, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9059, positive: 5798, positive conditional: 1120, positive unconditional: 4678, negative: 766, negative conditional: 582, negative unconditional: 184, unknown: 2495, unknown conditional: 77, unknown unconditional: 2418] , Statistics on independence cache: Total cache size (in pairs): 2495, Positive cache size: 2380, Positive conditional cache size: 1, Positive unconditional cache size: 2379, Negative cache size: 115, Negative conditional cache size: 76, Negative unconditional cache size: 39, Eliminated conditions: 3773, Maximal queried relation: 11, Independence queries for same thread: 3222 - 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: 1073, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 389, negative conditional: 386, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 49, positive unconditional: 635, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 687, positive: 684, positive conditional: 16, positive unconditional: 668, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 16, positive unconditional: 668, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 586, positive: 583, positive conditional: 0, positive unconditional: 583, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 586, positive: 583, positive conditional: 0, positive unconditional: 583, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 687, positive: 101, positive conditional: 16, positive unconditional: 85, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 586, unknown conditional: 0, unknown unconditional: 586] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 583, Positive conditional cache size: 0, Positive unconditional cache size: 583, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 33, Maximal queried relation: 0, Independence queries for same thread: 386 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 47, Number of trivial persistent sets: 39, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 599, positive: 596, positive conditional: 0, positive unconditional: 596, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1073, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 389, negative conditional: 386, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 88, positive unconditional: 596, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 49, positive unconditional: 635, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 687, positive: 684, positive conditional: 16, positive unconditional: 668, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 687, positive: 684, positive conditional: 16, positive unconditional: 668, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 586, positive: 583, positive conditional: 0, positive unconditional: 583, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 586, positive: 583, positive conditional: 0, positive unconditional: 583, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 687, positive: 101, positive conditional: 16, positive unconditional: 85, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 586, unknown conditional: 0, unknown unconditional: 586] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 583, Positive conditional cache size: 0, Positive unconditional cache size: 583, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Eliminated conditions: 33, Maximal queried relation: 0, Independence queries for same thread: 386 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_routineThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 157 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 104.0s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 46.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1004, 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: 0.4s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 51.6s InterpolantComputationTime, 7881 NumberOfCodeBlocks, 7166 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 10871 ConstructedInterpolants, 222 QuantifiedInterpolants, 52827 SizeOfPredicates, 335 NumberOfNonLiveVariables, 6527 ConjunctsInSsa, 407 ConjunctsInUnsatCore, 34 InterpolantComputations, 5 PerfectInterpolantSequences, 330673/374333 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, 157 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 733.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 7.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 367, 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, 21.7s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 1444 NumberOfCodeBlocks, 1444 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 1926 ConstructedInterpolants, 0 QuantifiedInterpolants, 4300 SizeOfPredicates, 114 NumberOfNonLiveVariables, 1140 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 18 InterpolantComputations, 2 PerfectInterpolantSequences, 108/19017 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown