/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-24 21:44:24,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 21:44:24,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 21:44:24,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-24 21:44:24,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe.epf [2021-10-24 21:44:24,427 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 21:44:24,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 21:44:24,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-24 21:44:24,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-24 21:44:24,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 21:44:24,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 21:44:24,436 INFO L138 SettingsManager]: * Use SBE=true [2021-10-24 21:44:24,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 21:44:24,436 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 21:44:24,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 21:44:24,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 21:44:24,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 21:44:24,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 21:44:24,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 21:44:24,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 21:44:24,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-24 21:44:24,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 21:44:24,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 21:44:24,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 21:44:24,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 21:44:24,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 21:44:24,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 21:44:24,441 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-24 21:44:24,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 21:44:24,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 21:44:24,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 21:44:24,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 21:44:24,684 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 21:44:24,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i [2021-10-24 21:44:24,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472382df6/e6500632c49645558c85acf443ff9851/FLAG54f3e7c41 [2021-10-24 21:44:25,161 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 21:44:25,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i [2021-10-24 21:44:25,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472382df6/e6500632c49645558c85acf443ff9851/FLAG54f3e7c41 [2021-10-24 21:44:25,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472382df6/e6500632c49645558c85acf443ff9851 [2021-10-24 21:44:25,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 21:44:25,524 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-24 21:44:25,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 21:44:25,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 21:44:25,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 21:44:25,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:44:25" (1/1) ... [2021-10-24 21:44:25,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a357504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:25, skipping insertion in model container [2021-10-24 21:44:25,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:44:25" (1/1) ... [2021-10-24 21:44:25,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 21:44:25,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 21:44:25,823 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i[949,962] [2021-10-24 21:44:26,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 21:44:26,062 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 21:44:26,078 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_pso.opt.i[949,962] [2021-10-24 21:44:26,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 21:44:26,184 INFO L208 MainTranslator]: Completed translation [2021-10-24 21:44:26,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26 WrapperNode [2021-10-24 21:44:26,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 21:44:26,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 21:44:26,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 21:44:26,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 21:44:26,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 21:44:26,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 21:44:26,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 21:44:26,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 21:44:26,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 21:44:26,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 21:44:26,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 21:44:26,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 21:44:26,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (1/1) ... [2021-10-24 21:44:26,305 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 21:44:26,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-24 21:44:26,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 21:44:26,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 21:44:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 21:44:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-24 21:44:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 21:44:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 21:44:26,380 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-24 21:44:26,381 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-24 21:44:26,382 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-24 21:44:26,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-24 21:44:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-24 21:44:26,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-24 21:44:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 21:44:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-24 21:44:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 21:44:26,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 21:44:26,385 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 21:44:27,896 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 21:44:27,896 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-24 21:44:27,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:44:27 BoogieIcfgContainer [2021-10-24 21:44:27,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 21:44:27,902 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 21:44:27,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 21:44:27,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 21:44:27,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:44:25" (1/3) ... [2021-10-24 21:44:27,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a9184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:44:27, skipping insertion in model container [2021-10-24 21:44:27,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:44:26" (2/3) ... [2021-10-24 21:44:27,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a9184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:44:27, skipping insertion in model container [2021-10-24 21:44:27,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:44:27" (3/3) ... [2021-10-24 21:44:27,908 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_pso.opt.i [2021-10-24 21:44:27,913 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 21:44:27,913 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 21:44:27,913 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-24 21:44:27,913 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 21:44:27,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,953 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,953 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,956 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,956 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,962 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,964 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,964 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,964 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,964 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,967 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,967 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,968 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,969 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,969 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,971 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,971 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,971 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,972 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:27,975 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-24 21:44:28,022 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-24 21:44:28,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-24 21:44:28,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-24 21:44:28,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-24 21:44:28,061 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-10-24 21:44:28,071 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 21:44:28,071 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-24 21:44:28,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,174 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,199 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,200 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,200 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,200 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,200 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,201 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,202 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,202 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,202 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,242 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,242 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,242 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,242 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,242 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,243 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,243 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,243 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,243 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,243 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,244 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,244 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,244 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,244 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,263 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,270 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,282 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,289 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,290 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,320 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,330 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 21:44:28,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:28,340 INFO L82 PathProgramCache]: Analyzing trace with hash 264060460, now seen corresponding path program 1 times [2021-10-24 21:44:28,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:28,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457226923] [2021-10-24 21:44:28,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:28,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:28,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:28,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:28,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457226923] [2021-10-24 21:44:28,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457226923] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:28,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:28,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-24 21:44:28,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12414673] [2021-10-24 21:44:28,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 21:44:28,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:28,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 21:44:28,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 21:44:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:28,772 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:28,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.75) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:28,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:28,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,835 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,844 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,844 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,844 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,844 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,845 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,846 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,846 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,871 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,872 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,872 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,916 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,918 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,918 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,918 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,972 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,987 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:28,988 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,018 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,020 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,021 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,022 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,044 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,044 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,044 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,044 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,045 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,046 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,046 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,052 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,052 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,054 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,077 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,106 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,116 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,116 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,116 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,117 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,118 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,118 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,118 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,118 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,118 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,134 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,135 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,135 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,135 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,136 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,137 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,161 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,163 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,164 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,343 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,343 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,343 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,343 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,344 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,345 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,393 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,394 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,395 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 21:44:29,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 21:44:29,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 21:44:29,512 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-10-24 21:44:29,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-24 21:44:29,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-24 21:44:29,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-24 21:44:29,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-24 21:44:29,557 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-24 21:44:29,558 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 21:44:29,558 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-24 21:44:29,603 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,610 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,622 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,623 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,645 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,646 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,648 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,664 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,665 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,666 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,666 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,686 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:29,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:29,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1894707924, now seen corresponding path program 1 times [2021-10-24 21:44:29,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:29,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722845269] [2021-10-24 21:44:29,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:29,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:29,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:29,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722845269] [2021-10-24 21:44:29,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722845269] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:29,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:29,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 21:44:29,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104959244] [2021-10-24 21:44:29,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 21:44:29,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:29,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 21:44:29,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 21:44:29,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,753 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:29,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:29,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 21:44:29,757 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:29,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:29,758 INFO L82 PathProgramCache]: Analyzing trace with hash -744105614, now seen corresponding path program 1 times [2021-10-24 21:44:29,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:29,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070016589] [2021-10-24 21:44:29,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:29,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:29,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:29,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070016589] [2021-10-24 21:44:29,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070016589] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:29,907 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:29,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 21:44:29,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512938476] [2021-10-24 21:44:29,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 21:44:29,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:29,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 21:44:29,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 21:44:29,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,912 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:29,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 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) [2021-10-24 21:44:29,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:29,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,979 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,980 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,981 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,981 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,981 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:29,981 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,004 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,005 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,006 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,006 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,006 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,006 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,006 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,022 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,023 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,024 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,024 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-24 21:44:30,055 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:30,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:30,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1061734739, now seen corresponding path program 1 times [2021-10-24 21:44:30,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:30,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479642099] [2021-10-24 21:44:30,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:30,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:30,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:30,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:30,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479642099] [2021-10-24 21:44:30,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479642099] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:30,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:30,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 21:44:30,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758423732] [2021-10-24 21:44:30,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 21:44:30,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:30,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 21:44:30,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 21:44:30,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,224 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:30,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:30,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-24 21:44:30,323 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:30,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:30,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1880931880, now seen corresponding path program 1 times [2021-10-24 21:44:30,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:30,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009094025] [2021-10-24 21:44:30,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:30,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:30,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:30,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009094025] [2021-10-24 21:44:30,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009094025] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:30,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:30,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 21:44:30,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243145077] [2021-10-24 21:44:30,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 21:44:30,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:30,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 21:44:30,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 21:44:30,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,498 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:30,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:30,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:30,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,591 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,592 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,594 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,612 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,619 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,620 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:30,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:30,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-24 21:44:30,648 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:30,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:30,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1858322678, now seen corresponding path program 1 times [2021-10-24 21:44:30,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:30,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288319753] [2021-10-24 21:44:30,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:30,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:30,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:30,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288319753] [2021-10-24 21:44:30,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288319753] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:30,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:30,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-24 21:44:30,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496416396] [2021-10-24 21:44:30,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 21:44:30,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:30,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 21:44:30,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-10-24 21:44:30,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,908 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:30,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:30,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:30,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:30,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:30,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,047 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,048 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,049 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,050 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,050 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,050 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,050 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,070 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,078 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,079 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,081 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:31,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-24 21:44:31,116 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:31,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:31,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1926454757, now seen corresponding path program 1 times [2021-10-24 21:44:31,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:31,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090228331] [2021-10-24 21:44:31,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:31,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:31,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:31,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:31,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090228331] [2021-10-24 21:44:31,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090228331] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:31,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:31,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-24 21:44:31,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155584358] [2021-10-24 21:44:31,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 21:44:31,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:31,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 21:44:31,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-10-24 21:44:31,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,266 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:31,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 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) [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:31,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:31,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-24 21:44:31,470 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:31,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:31,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1892032727, now seen corresponding path program 1 times [2021-10-24 21:44:31,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:31,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692489017] [2021-10-24 21:44:31,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:31,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:31,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:31,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692489017] [2021-10-24 21:44:31,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692489017] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:31,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:31,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-24 21:44:31,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644966235] [2021-10-24 21:44:31,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 21:44:31,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:31,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 21:44:31,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-24 21:44:31,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,709 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:31,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.444444444444445) internal successors, (76), 9 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,827 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,828 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,895 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,896 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,897 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,914 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,915 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,915 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:31,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:31,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-24 21:44:31,948 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:31,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:31,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1633975905, now seen corresponding path program 1 times [2021-10-24 21:44:31,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:31,948 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948776755] [2021-10-24 21:44:31,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:31,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:32,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:32,260 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948776755] [2021-10-24 21:44:32,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948776755] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:32,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:32,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-24 21:44:32,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287001242] [2021-10-24 21:44:32,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-24 21:44:32,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:32,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-24 21:44:32,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-10-24 21:44:32,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,263 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:32,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,609 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,609 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,609 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,609 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,611 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,637 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,638 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,638 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,638 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,638 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_135 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:32,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-24 21:44:32,775 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:32,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:32,776 INFO L82 PathProgramCache]: Analyzing trace with hash -269771712, now seen corresponding path program 1 times [2021-10-24 21:44:32,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:32,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178656917] [2021-10-24 21:44:32,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:32,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:32,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:32,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:32,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178656917] [2021-10-24 21:44:32,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178656917] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:32,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:32,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 21:44:32,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564144072] [2021-10-24 21:44:32,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 21:44:32,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:32,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 21:44:32,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 21:44:32,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,891 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:32,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:32,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:32,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:32,965 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:32,993 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:33,000 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:33,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:33,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-24 21:44:33,044 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:33,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:33,044 INFO L82 PathProgramCache]: Analyzing trace with hash 602538645, now seen corresponding path program 1 times [2021-10-24 21:44:33,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:33,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033960447] [2021-10-24 21:44:33,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:33,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:33,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:33,328 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033960447] [2021-10-24 21:44:33,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033960447] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:33,328 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:33,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-24 21:44:33,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298003170] [2021-10-24 21:44:33,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-24 21:44:33,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:33,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-24 21:44:33,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-10-24 21:44:33,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,329 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:33,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:33,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,685 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:33,685 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:33,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-24 21:44:33,748 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:33,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:33,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1248762696, now seen corresponding path program 1 times [2021-10-24 21:44:33,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:33,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76809265] [2021-10-24 21:44:33,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:33,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:33,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:33,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76809265] [2021-10-24 21:44:33,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76809265] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:33,981 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:33,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-24 21:44:33,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345897263] [2021-10-24 21:44:33,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-24 21:44:33,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:33,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-24 21:44:33,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-10-24 21:44:33,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,982 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:33,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:33,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:34,301 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:34,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:34,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:34,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:34,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-24 21:44:34,968 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:34,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:34,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1255507564, now seen corresponding path program 1 times [2021-10-24 21:44:34,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:34,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961753815] [2021-10-24 21:44:34,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:34,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:35,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:35,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961753815] [2021-10-24 21:44:35,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961753815] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:35,062 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:35,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 21:44:35,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952288420] [2021-10-24 21:44:35,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 21:44:35,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:35,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 21:44:35,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 21:44:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,063 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:35,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,169 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,177 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,235 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,245 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,252 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,253 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,283 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,284 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,351 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,352 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:35,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-24 21:44:35,635 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:35,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:35,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1294876113, now seen corresponding path program 1 times [2021-10-24 21:44:35,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:35,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679414439] [2021-10-24 21:44:35,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:35,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 21:44:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 21:44:35,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-24 21:44:35,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679414439] [2021-10-24 21:44:35,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679414439] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 21:44:35,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 21:44:35,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-24 21:44:35,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538550894] [2021-10-24 21:44:35,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 21:44:35,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-24 21:44:35,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 21:44:35,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 21:44:35,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,747 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-24 21:44:35,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 21:44:35,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 21:44:35,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 21:44:35,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-24 21:44:35,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-24 21:44:35,979 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-24 21:44:35,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 21:44:35,979 INFO L82 PathProgramCache]: Analyzing trace with hash -239952463, now seen corresponding path program 1 times [2021-10-24 21:44:35,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-24 21:44:35,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096218335] [2021-10-24 21:44:35,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 21:44:35,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 21:44:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 21:44:36,015 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 21:44:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 21:44:36,081 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-24 21:44:36,081 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 21:44:36,082 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 21:44:36,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 21:44:36,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 21:44:36,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-24 21:44:36,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-24 21:44:36,083 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-10-24 21:44:36,086 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 21:44:36,086 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 21:44:36,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:44:36 BasicIcfg [2021-10-24 21:44:36,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 21:44:36,182 INFO L168 Benchmark]: Toolchain (without parser) took 10656.94 ms. Allocated memory was 187.7 MB in the beginning and 405.8 MB in the end (delta: 218.1 MB). Free memory was 131.1 MB in the beginning and 177.0 MB in the end (delta: -45.9 MB). Peak memory consumption was 172.8 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,182 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 187.7 MB. Free memory is still 148.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-24 21:44:36,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.73 ms. Allocated memory was 187.7 MB in the beginning and 259.0 MB in the end (delta: 71.3 MB). Free memory was 130.8 MB in the beginning and 218.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 8.0 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.50 ms. Allocated memory is still 259.0 MB. Free memory was 218.2 MB in the beginning and 215.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,183 INFO L168 Benchmark]: Boogie Preprocessor took 28.12 ms. Allocated memory is still 259.0 MB. Free memory was 215.1 MB in the beginning and 213.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,183 INFO L168 Benchmark]: RCFGBuilder took 1604.80 ms. Allocated memory is still 259.0 MB. Free memory was 213.0 MB in the beginning and 154.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 136.6 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,183 INFO L168 Benchmark]: TraceAbstraction took 8278.89 ms. Allocated memory was 259.0 MB in the beginning and 405.8 MB in the end (delta: 146.8 MB). Free memory was 153.5 MB in the beginning and 177.0 MB in the end (delta: -23.5 MB). Peak memory consumption was 123.3 MB. Max. memory is 8.0 GB. [2021-10-24 21:44:36,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 187.7 MB. Free memory is still 148.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 658.73 ms. Allocated memory was 187.7 MB in the beginning and 259.0 MB in the end (delta: 71.3 MB). Free memory was 130.8 MB in the beginning and 218.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 8.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 78.50 ms. Allocated memory is still 259.0 MB. Free memory was 218.2 MB in the beginning and 215.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.12 ms. Allocated memory is still 259.0 MB. Free memory was 215.1 MB in the beginning and 213.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1604.80 ms. Allocated memory is still 259.0 MB. Free memory was 213.0 MB in the beginning and 154.0 MB in the end (delta: 59.0 MB). Peak memory consumption was 136.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8278.89 ms. Allocated memory was 259.0 MB in the beginning and 405.8 MB in the end (delta: 146.8 MB). Free memory was 153.5 MB in the beginning and 177.0 MB in the end (delta: -23.5 MB). Peak memory consumption was 123.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17715, positive: 15893, positive conditional: 14289, positive unconditional: 1604, negative: 1822, negative conditional: 1791, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17601, positive: 15893, positive conditional: 0, positive unconditional: 15893, negative: 1708, negative conditional: 0, negative unconditional: 1708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1657, positive: 1623, positive conditional: 0, positive unconditional: 1623, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1657, positive: 1619, positive conditional: 0, positive unconditional: 1619, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 498, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 487, negative conditional: 0, negative unconditional: 487, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17601, positive: 14270, positive conditional: 0, positive unconditional: 14270, negative: 1674, negative conditional: 0, negative unconditional: 1674, unknown: 1657, unknown conditional: 0, unknown unconditional: 1657] , Statistics on independence cache: Total cache size (in pairs): 1657, Positive cache size: 1623, Positive conditional cache size: 0, Positive unconditional cache size: 1623, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34, Independence queries for same thread: 114 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 583, Number of persistent set computation: 1346, Number of trivial persistent sets: 853, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17715, positive: 15893, positive conditional: 14289, positive unconditional: 1604, negative: 1822, negative conditional: 1791, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17601, positive: 15893, positive conditional: 0, positive unconditional: 15893, negative: 1708, negative conditional: 0, negative unconditional: 1708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1657, positive: 1623, positive conditional: 0, positive unconditional: 1623, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1657, positive: 1619, positive conditional: 0, positive unconditional: 1619, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 38, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 498, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 487, negative conditional: 0, negative unconditional: 487, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17601, positive: 14270, positive conditional: 0, positive unconditional: 14270, negative: 1674, negative conditional: 0, negative unconditional: 1674, unknown: 1657, unknown conditional: 0, unknown unconditional: 1657] , Statistics on independence cache: Total cache size (in pairs): 1657, Positive cache size: 1623, Positive conditional cache size: 0, Positive unconditional cache size: 1623, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34, Independence queries for same thread: 114 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 26848, positive: 24825, positive conditional: 23351, positive unconditional: 1474, negative: 2023, negative conditional: 1981, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26525, positive: 24825, positive conditional: 0, positive unconditional: 24825, negative: 1700, negative conditional: 0, negative unconditional: 1700, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1519, positive: 1474, positive conditional: 0, positive unconditional: 1474, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1519, positive: 1468, positive conditional: 0, positive unconditional: 1468, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 592, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 585, negative conditional: 0, negative unconditional: 585, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26525, positive: 23351, positive conditional: 0, positive unconditional: 23351, negative: 1655, negative conditional: 0, negative unconditional: 1655, unknown: 1519, unknown conditional: 0, unknown unconditional: 1519] , Statistics on independence cache: Total cache size (in pairs): 1519, Positive cache size: 1474, Positive conditional cache size: 0, Positive unconditional cache size: 1474, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 323 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 678, Number of persistent set computation: 1746, Number of trivial persistent sets: 483, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 26848, positive: 24825, positive conditional: 23351, positive unconditional: 1474, negative: 2023, negative conditional: 1981, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26525, positive: 24825, positive conditional: 0, positive unconditional: 24825, negative: 1700, negative conditional: 0, negative unconditional: 1700, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1519, positive: 1474, positive conditional: 0, positive unconditional: 1474, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1519, positive: 1468, positive conditional: 0, positive unconditional: 1468, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 592, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 585, negative conditional: 0, negative unconditional: 585, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26525, positive: 23351, positive conditional: 0, positive unconditional: 23351, negative: 1655, negative conditional: 0, negative unconditional: 1655, unknown: 1519, unknown conditional: 0, unknown unconditional: 1519] , Statistics on independence cache: Total cache size (in pairs): 1519, Positive cache size: 1474, Positive conditional cache size: 0, Positive unconditional cache size: 1474, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Independence queries for same thread: 323 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L711] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L713] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L716] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L717] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L718] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L719] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L720] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L721] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L725] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L726] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L727] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L728] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L729] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L730] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L731] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 int z = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L811] 0 pthread_t t2498; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L812] FCALL, FORK 0 pthread_create(&t2498, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t2499; VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t2499, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t2500; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t2500, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L774] 3 y$w_buff1 = y$w_buff0 [L775] 3 y$w_buff0 = 2 [L776] 3 y$w_buff1_used = y$w_buff0_used [L777] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L779] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L786] 3 z = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L739] 1 z = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L742] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L749] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L754] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L757] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L760] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L760] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L761] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L761] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L762] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L763] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L764] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L767] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L769] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L789] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L789] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L790] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L790] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L791] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L792] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L793] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L796] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L826] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L829] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L830] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L831] 0 y$flush_delayed = weak$$choice2 [L832] 0 y$mem_tmp = y [L833] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L833] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L834] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L834] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L835] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L835] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L836] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L836] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L837] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L838] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L839] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2) [L841] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L841] 0 y = y$flush_delayed ? y$mem_tmp : y [L842] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2] - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 812]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1492.6ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.2ms, PartialOrderReductionTime: 969.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9.4ms SsaConstructionTime, 121.3ms SatisfiabilityAnalysisTime, 198.6ms InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 342 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 7 procedures, 130 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6569.1ms, OverallIterations: 14, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 4035.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 46.2ms SsaConstructionTime, 514.4ms SatisfiabilityAnalysisTime, 1743.2ms InterpolantComputationTime, 1056 NumberOfCodeBlocks, 1056 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 959 ConstructedInterpolants, 0 QuantifiedInterpolants, 4773 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2021-10-24 21:44:36,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-10-24 21:44:36,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-24 21:44:36,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...