/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-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe004_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 22:04:50,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 22:04:50,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 22:04:50,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-21 22:04:50,200 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-NewStatesSleep-NoLbe-Symm.epf [2021-08-21 22:04:50,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 22:04:50,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 22:04:50,216 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 22:04:50,216 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 22:04:50,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 22:04:50,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 22:04:50,218 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 22:04:50,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 22:04:50,218 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 22:04:50,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 22:04:50,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 22:04:50,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:04:50,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-21 22:04:50,221 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-08-21 22:04:50,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 22:04:50,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 22:04:50,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 22:04:50,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 22:04:50,465 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-21 22:04:50,467 INFO L275 PluginConnector]: CDTParser initialized [2021-08-21 22:04:50,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_pso.opt.i [2021-08-21 22:04:50,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053cbe16c/8d5fa4c7647b4d4c84d6a9de59f56751/FLAGfcb56ad45 [2021-08-21 22:04:50,942 INFO L306 CDTParser]: Found 1 translation units. [2021-08-21 22:04:50,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_pso.opt.i [2021-08-21 22:04:50,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053cbe16c/8d5fa4c7647b4d4c84d6a9de59f56751/FLAGfcb56ad45 [2021-08-21 22:04:50,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053cbe16c/8d5fa4c7647b4d4c84d6a9de59f56751 [2021-08-21 22:04:50,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 22:04:50,965 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-21 22:04:50,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-21 22:04:50,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-21 22:04:50,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-21 22:04:50,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:04:50" (1/1) ... [2021-08-21 22:04:50,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774e3c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:50, skipping insertion in model container [2021-08-21 22:04:50,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:04:50" (1/1) ... [2021-08-21 22:04:50,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-21 22:04:51,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-21 22:04:51,137 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/safe004_pso.opt.i[949,962] [2021-08-21 22:04:51,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 22:04:51,316 INFO L203 MainTranslator]: Completed pre-run [2021-08-21 22:04:51,323 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/safe004_pso.opt.i[949,962] [2021-08-21 22:04:51,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-21 22:04:51,384 INFO L208 MainTranslator]: Completed translation [2021-08-21 22:04:51,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51 WrapperNode [2021-08-21 22:04:51,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-21 22:04:51,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 22:04:51,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 22:04:51,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 22:04:51,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 22:04:51,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 22:04:51,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 22:04:51,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 22:04:51,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 22:04:51,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 22:04:51,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 22:04:51,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 22:04:51,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (1/1) ... [2021-08-21 22:04:51,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:04:51,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:04:51,472 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) [2021-08-21 22:04:51,500 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 [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-21 22:04:51,508 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-21 22:04:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-21 22:04:51,509 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-21 22:04:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-21 22:04:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-21 22:04:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-21 22:04:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-21 22:04:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 22:04:51,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 22:04:51,511 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 22:04:53,315 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 22:04:53,315 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-21 22:04:53,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:04:53 BoogieIcfgContainer [2021-08-21 22:04:53,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 22:04:53,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 22:04:53,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 22:04:53,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 22:04:53,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:04:50" (1/3) ... [2021-08-21 22:04:53,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca78637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:04:53, skipping insertion in model container [2021-08-21 22:04:53,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:04:51" (2/3) ... [2021-08-21 22:04:53,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca78637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:04:53, skipping insertion in model container [2021-08-21 22:04:53,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:04:53" (3/3) ... [2021-08-21 22:04:53,323 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_pso.opt.i [2021-08-21 22:04:53,327 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 22:04:53,327 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 22:04:53,327 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-21 22:04:53,327 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,368 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,368 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,369 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,369 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,369 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,370 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,371 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,372 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,373 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,389 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,389 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,391 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,391 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,392 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,395 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,395 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,395 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,395 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,395 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,396 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,396 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,396 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,396 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,396 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,398 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-21 22:04:53,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-21 22:04:53,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:04:53,435 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) [2021-08-21 22:04:53,438 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 [2021-08-21 22:04:53,458 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 22:04:53,465 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 [2021-08-21 22:04:53,466 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-21 22:04:53,506 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:53,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:53,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1339077755, now seen corresponding path program 1 times [2021-08-21 22:04:53,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:53,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956505955] [2021-08-21 22:04:53,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:53,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:53,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:53,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956505955] [2021-08-21 22:04:53,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956505955] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:53,696 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:53,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 22:04:53,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109727052] [2021-08-21 22:04:53,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 22:04:53,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:53,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 22:04:53,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 22:04:53,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:53,709 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:53,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:04:53,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:53,771 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,774 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,800 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:53,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:53,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 22:04:53,838 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:53,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:53,840 INFO L82 PathProgramCache]: Analyzing trace with hash 664825976, now seen corresponding path program 1 times [2021-08-21 22:04:53,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:53,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292757420] [2021-08-21 22:04:53,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:53,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:54,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:54,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292757420] [2021-08-21 22:04:54,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292757420] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:54,054 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:54,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:04:54,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115201620] [2021-08-21 22:04:54,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:04:54,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:54,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:04:54,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:04:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,057 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:54,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 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) [2021-08-21 22:04:54,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:54,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,259 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,262 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,262 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,281 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,282 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,309 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,310 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,311 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,316 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:54,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-21 22:04:54,340 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:54,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:54,346 INFO L82 PathProgramCache]: Analyzing trace with hash -469430439, now seen corresponding path program 1 times [2021-08-21 22:04:54,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:54,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44786516] [2021-08-21 22:04:54,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:54,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:54,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:54,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44786516] [2021-08-21 22:04:54,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44786516] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:54,516 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:54,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:04:54,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232371561] [2021-08-21 22:04:54,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:04:54,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:54,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:04:54,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:04:54,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,517 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:54,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 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) [2021-08-21 22:04:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,540 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,540 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,542 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,597 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,598 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,599 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,599 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,616 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,618 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,638 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,639 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,640 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite55_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,712 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite52_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,767 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,767 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,784 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,785 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,785 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:54,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-21 22:04:54,828 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:54,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:54,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1788191771, now seen corresponding path program 1 times [2021-08-21 22:04:54,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:54,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256768652] [2021-08-21 22:04:54,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:54,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:54,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:54,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:54,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256768652] [2021-08-21 22:04:54,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256768652] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:54,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:54,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 22:04:54,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755538630] [2021-08-21 22:04:54,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 22:04:54,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:54,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 22:04:54,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-21 22:04:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,959 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:54,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 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) [2021-08-21 22:04:54,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:54,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:54,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:54,971 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,989 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:54,990 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,017 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,033 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,084 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,085 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,173 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,174 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,214 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,234 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,288 WARN L313 ript$VariableManager]: TermVariabe v_~x~0_151 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:55,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-21 22:04:55,308 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:55,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:55,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1282516488, now seen corresponding path program 1 times [2021-08-21 22:04:55,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:55,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988441695] [2021-08-21 22:04:55,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:55,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:55,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:55,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988441695] [2021-08-21 22:04:55,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988441695] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:55,406 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:55,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-21 22:04:55,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844515160] [2021-08-21 22:04:55,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-21 22:04:55,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:55,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-21 22:04:55,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-21 22:04:55,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:55,407 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:55,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 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) [2021-08-21 22:04:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:55,611 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,682 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:55,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:55,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-21 22:04:55,722 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:55,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:55,723 INFO L82 PathProgramCache]: Analyzing trace with hash 671150170, now seen corresponding path program 1 times [2021-08-21 22:04:55,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:55,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258176843] [2021-08-21 22:04:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:55,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:55,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:55,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258176843] [2021-08-21 22:04:55,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258176843] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:55,854 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:55,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 22:04:55,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254950230] [2021-08-21 22:04:55,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 22:04:55,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:55,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 22:04:55,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-21 22:04:55,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:55,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:55,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:55,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:55,916 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:55,956 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,024 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,085 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,104 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-21 22:04:56,127 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:56,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:56,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1197165754, now seen corresponding path program 1 times [2021-08-21 22:04:56,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:56,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648823493] [2021-08-21 22:04:56,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:56,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:56,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:56,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648823493] [2021-08-21 22:04:56,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648823493] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:56,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:56,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-21 22:04:56,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296813915] [2021-08-21 22:04:56,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 22:04:56,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:56,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 22:04:56,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-21 22:04:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:56,223 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:56,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 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) [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:56,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-21 22:04:56,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 22:04:56,379 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:56,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:56,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1027726612, now seen corresponding path program 1 times [2021-08-21 22:04:56,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:56,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554430225] [2021-08-21 22:04:56,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:56,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:04:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:04:56,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:04:56,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554430225] [2021-08-21 22:04:56,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554430225] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:04:56,712 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:04:56,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-21 22:04:56,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877597022] [2021-08-21 22:04:56,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-21 22:04:56,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:04:56,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-21 22:04:56,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-08-21 22:04:56,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:56,713 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:04:56,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 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) [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-21 22:04:56,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:04:56,774 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,792 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:56,793 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,190 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,195 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,206 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,207 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,275 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,275 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,291 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,292 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,308 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,309 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-21 22:04:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-21 22:04:57,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-21 22:04:57,425 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-21 22:04:57,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:04:57,425 INFO L82 PathProgramCache]: Analyzing trace with hash 724243248, now seen corresponding path program 2 times [2021-08-21 22:04:57,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:04:57,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755088089] [2021-08-21 22:04:57,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:04:57,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:04:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 22:04:57,470 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-21 22:04:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-21 22:04:57,552 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-21 22:04:57,552 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-21 22:04:57,553 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:04:57,554 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:04:57,554 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 22:04:57,554 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 22:04:57,554 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-21 22:04:57,555 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-21 22:04:57,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-21 22:04:57,564 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 22:04:57,564 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 22:04:57,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 10:04:57 BasicIcfg [2021-08-21 22:04:57,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 22:04:57,664 INFO L168 Benchmark]: Toolchain (without parser) took 6698.65 ms. Allocated memory was 186.6 MB in the beginning and 308.3 MB in the end (delta: 121.6 MB). Free memory was 149.2 MB in the beginning and 129.5 MB in the end (delta: 19.7 MB). Peak memory consumption was 141.9 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,664 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 186.6 MB. Free memory is still 167.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 22:04:57,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.06 ms. Allocated memory is still 186.6 MB. Free memory was 149.0 MB in the beginning and 155.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.29 ms. Allocated memory is still 186.6 MB. Free memory was 155.9 MB in the beginning and 152.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,665 INFO L168 Benchmark]: Boogie Preprocessor took 22.29 ms. Allocated memory is still 186.6 MB. Free memory was 152.8 MB in the beginning and 150.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,665 INFO L168 Benchmark]: RCFGBuilder took 1868.97 ms. Allocated memory was 186.6 MB in the beginning and 235.9 MB in the end (delta: 49.3 MB). Free memory was 150.7 MB in the beginning and 178.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 96.7 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,666 INFO L168 Benchmark]: TraceAbstraction took 4343.69 ms. Allocated memory was 235.9 MB in the beginning and 308.3 MB in the end (delta: 72.4 MB). Free memory was 178.2 MB in the beginning and 129.5 MB in the end (delta: 48.7 MB). Peak memory consumption was 121.0 MB. Max. memory is 8.0 GB. [2021-08-21 22:04:57,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 186.6 MB. Free memory is still 167.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 419.06 ms. Allocated memory is still 186.6 MB. Free memory was 149.0 MB in the beginning and 155.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.29 ms. Allocated memory is still 186.6 MB. Free memory was 155.9 MB in the beginning and 152.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 22.29 ms. Allocated memory is still 186.6 MB. Free memory was 152.8 MB in the beginning and 150.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1868.97 ms. Allocated memory was 186.6 MB in the beginning and 235.9 MB in the end (delta: 49.3 MB). Free memory was 150.7 MB in the beginning and 178.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 96.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4343.69 ms. Allocated memory was 235.9 MB in the beginning and 308.3 MB in the end (delta: 72.4 MB). Free memory was 178.2 MB in the beginning and 129.5 MB in the end (delta: 48.7 MB). Peak memory consumption was 121.0 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: 43242, positive: 42749, positive conditional: 42749, positive unconditional: 0, negative: 493, negative conditional: 493, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43181, positive: 42749, positive conditional: 42749, positive unconditional: 0, negative: 432, negative conditional: 432, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43181, positive: 42749, positive conditional: 42749, positive unconditional: 0, negative: 432, negative conditional: 432, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44774, positive: 42749, positive conditional: 42351, positive unconditional: 398, negative: 2025, negative conditional: 1593, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44774, positive: 42749, positive conditional: 12427, positive unconditional: 30322, negative: 2025, negative conditional: 275, negative unconditional: 1750, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44774, positive: 42749, positive conditional: 12427, positive unconditional: 30322, negative: 2025, negative conditional: 275, negative unconditional: 1750, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 806, positive: 763, positive conditional: 438, positive unconditional: 325, negative: 43, negative conditional: 30, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 806, positive: 742, positive conditional: 0, positive unconditional: 742, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 64, positive: 21, positive conditional: 18, positive unconditional: 3, negative: 43, negative conditional: 30, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1157, positive: 525, positive conditional: 501, positive unconditional: 24, negative: 632, negative conditional: 464, negative unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44774, positive: 41986, positive conditional: 11989, positive unconditional: 29997, negative: 1982, negative conditional: 245, negative unconditional: 1737, unknown: 806, unknown conditional: 468, unknown unconditional: 338] , Statistics on independence cache: Total cache size (in pairs): 806, Positive cache size: 763, Positive conditional cache size: 438, Positive unconditional cache size: 325, Negative cache size: 43, Negative conditional cache size: 30, Negative unconditional cache size: 13, Eliminated conditions: 31242, Maximal queried relation: 6, Independence queries for same thread: 61 - 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] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L713] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L714] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0] [L715] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L717] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L719] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L720] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L721] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L722] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L723] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L724] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0] [L725] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L726] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L727] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L728] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0] [L729] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L730] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L731] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L732] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L733] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L735] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L818] 0 pthread_t t1882; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L819] FCALL, FORK 0 pthread_create(&t1882, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L820] 0 pthread_t t1883; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L821] FCALL, FORK 0 pthread_create(&t1883, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L822] 0 pthread_t t1884; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L761] 2 x$w_buff1 = x$w_buff0 [L762] 2 x$w_buff0 = 2 [L763] 2 x$w_buff1_used = x$w_buff0_used [L764] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L766] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L767] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L768] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L769] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L770] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L773] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L823] FCALL, FORK 0 pthread_create(&t1884, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L790] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L793] 3 __unbuffered_p2_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L741] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L744] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L776] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L776] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L777] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L777] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L778] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L778] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L779] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L780] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L780] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L785] 2 return 0; VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L747] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L747] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L748] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L748] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L749] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L749] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L750] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L750] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L751] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L751] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L754] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L756] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L796] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L796] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L796] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L796] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L797] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L797] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L798] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L798] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L799] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L799] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L800] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L800] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L825] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L829] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L829] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L829] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L829] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L830] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L830] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L831] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L831] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L832] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L832] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L833] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L833] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L836] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L837] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L838] 0 x$flush_delayed = weak$$choice2 [L839] 0 x$mem_tmp = x [L840] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L840] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L841] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L841] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L841] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L841] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L842] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L842] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L842] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L842] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L843] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L843] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L843] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L843] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L844] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L844] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L844] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L845] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L845] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L845] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L845] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L846] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L846] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L846] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L846] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L847] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 1) [L848] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L848] 0 x = x$flush_delayed ? x$mem_tmp : x [L849] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 819]: 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: 823]: 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: 821]: 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 with 1 thread instances CFG has 7 procedures, 133 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 4129.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 2545.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 68, 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: 33.6ms SsaConstructionTime, 415.0ms SatisfiabilityAnalysisTime, 858.5ms InterpolantComputationTime, 702 NumberOfCodeBlocks, 702 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 608 ConstructedInterpolants, 0 QuantifiedInterpolants, 2260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-08-21 22:04:57,694 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 [2021-08-21 22:04:57,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...