/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix033_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:40:07,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:40:07,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:40:07,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 00:40:07,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 00:40:07,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 00:40:07,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 00:40:07,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 00:40:07,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 00:40:07,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 00:40:07,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 00:40:07,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 00:40:07,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 00:40:07,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 00:40:07,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 00:40:07,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 00:40:07,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 00:40:07,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 00:40:07,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 00:40:07,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 00:40:07,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 00:40:07,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 00:40:07,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 00:40:07,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 00:40:07,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 00:40:07,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 00:40:07,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 00:40:07,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 00:40:07,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 00:40:07,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 00:40:07,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 00:40:07,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 00:40:07,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 00:40:07,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 00:40:07,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 00:40:07,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 00:40:07,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 00:40:07,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 00:40:07,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 00:40:07,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 00:40:07,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 00:40:07,338 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.epf [2021-07-10 00:40:07,368 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:40:07,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:40:07,369 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:40:07,369 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:40:07,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:40:07,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:40:07,370 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:40:07,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:40:07,371 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:40:07,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:40:07,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:40:07,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:40:07,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:40:07,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:40:07,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:40:07,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:40:07,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:40:07,374 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:40:07,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:40:07,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:40:07,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:40:07,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:40:07,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:40:07,697 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:40:07,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix033_pso.opt.i [2021-07-10 00:40:07,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd7f002d4/e1e84058a9ea4760b0eae3652a3164f6/FLAG9e79c65cc [2021-07-10 00:40:08,383 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:40:08,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_pso.opt.i [2021-07-10 00:40:08,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd7f002d4/e1e84058a9ea4760b0eae3652a3164f6/FLAG9e79c65cc [2021-07-10 00:40:08,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd7f002d4/e1e84058a9ea4760b0eae3652a3164f6 [2021-07-10 00:40:08,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:40:08,777 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:40:08,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:40:08,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:40:08,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:40:08,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:40:08" (1/1) ... [2021-07-10 00:40:08,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286487cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:08, skipping insertion in model container [2021-07-10 00:40:08,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:40:08" (1/1) ... [2021-07-10 00:40:08,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:40:08,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:40:09,004 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_pso.opt.i[948,961] [2021-07-10 00:40:09,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:40:09,234 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:40:09,244 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix033_pso.opt.i[948,961] [2021-07-10 00:40:09,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:40:09,344 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:40:09,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09 WrapperNode [2021-07-10 00:40:09,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:40:09,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:40:09,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:40:09,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:40:09,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:40:09,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:40:09,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:40:09,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:40:09,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... [2021-07-10 00:40:09,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:40:09,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:40:09,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:40:09,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:40:09,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:40:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:40:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:40:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:40:09,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:40:09,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 00:40:09,561 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:40:09,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:40:09,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:40:09,563 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 00:40:11,007 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:40:11,008 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-10 00:40:11,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:40:11 BoogieIcfgContainer [2021-07-10 00:40:11,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:40:11,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:40:11,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:40:11,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:40:11,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:40:08" (1/3) ... [2021-07-10 00:40:11,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a7d4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:40:11, skipping insertion in model container [2021-07-10 00:40:11,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:40:09" (2/3) ... [2021-07-10 00:40:11,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a7d4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:40:11, skipping insertion in model container [2021-07-10 00:40:11,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:40:11" (3/3) ... [2021-07-10 00:40:11,019 INFO L111 eAbstractionObserver]: Analyzing ICFG mix033_pso.opt.i [2021-07-10 00:40:11,025 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:40:11,026 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:40:11,026 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-10 00:40:11,026 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:40:11,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,060 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,060 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,060 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,062 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,062 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,063 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,063 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,064 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,064 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,064 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,064 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,067 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,075 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,088 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,090 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,102 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,102 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,103 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,104 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:40:11,127 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 00:40:11,200 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:40:11,200 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:40:11,200 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:40:11,200 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:40:11,200 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:40:11,200 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:40:11,200 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:40:11,201 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2Thread1of1ForFork1======== [2021-07-10 00:40:11,262 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:11,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:11,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1113729845, now seen corresponding path program 1 times [2021-07-10 00:40:11,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:11,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188691668] [2021-07-10 00:40:11,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:11,768 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:11,768 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188691668] [2021-07-10 00:40:11,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188691668] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:11,769 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:11,769 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:40:11,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038317212] [2021-07-10 00:40:11,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 00:40:11,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:11,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 00:40:11,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 00:40:11,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:11,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:11,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 37.0) internal successors, (74), 3 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) [2021-07-10 00:40:11,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:11,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,891 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,953 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,954 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,954 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,954 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,955 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,956 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,982 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,983 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,983 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,983 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,983 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,983 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,984 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,984 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:11,984 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,009 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,010 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,011 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,012 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,035 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,036 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,036 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,036 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,037 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,038 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,038 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,038 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,065 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,065 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,065 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,066 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,066 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,066 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,066 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,066 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,067 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,088 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,089 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,090 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,115 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,115 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,116 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,117 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,142 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,142 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,142 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,142 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,143 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,144 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,144 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,144 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 00:40:12,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:40:12,558 INFO L301 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-07-10 00:40:12,559 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 00:40:12,570 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:40:12,570 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:40:12,570 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:40:12,571 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:40:12,571 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:40:12,571 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:40:12,571 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:40:12,571 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:40:12,576 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:12,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:12,577 INFO L82 PathProgramCache]: Analyzing trace with hash -837248735, now seen corresponding path program 1 times [2021-07-10 00:40:12,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:12,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126569750] [2021-07-10 00:40:12,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:12,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:12,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126569750] [2021-07-10 00:40:12,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126569750] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:12,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:12,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:40:12,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977148211] [2021-07-10 00:40:12,643 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:40:12,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:12,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:40:12,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:40:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:12,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:12,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2021-07-10 00:40:12,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:12,678 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,678 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,678 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,680 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,703 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,704 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,726 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,733 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,734 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,735 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,735 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,735 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,735 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,735 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:12,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:12,820 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:40:12,821 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:12,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:12,821 INFO L82 PathProgramCache]: Analyzing trace with hash 531411564, now seen corresponding path program 1 times [2021-07-10 00:40:12,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:12,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669961874] [2021-07-10 00:40:12,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:13,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:13,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669961874] [2021-07-10 00:40:13,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669961874] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:13,037 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:13,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:40:13,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544738972] [2021-07-10 00:40:13,038 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:40:13,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:13,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:40:13,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:40:13,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,040 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:13,040 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-07-10 00:40:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,652 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,653 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,654 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,654 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,654 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,654 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,654 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,669 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,669 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,669 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,669 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,690 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,690 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,691 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,692 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:13,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:13,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:40:13,738 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:13,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:13,739 INFO L82 PathProgramCache]: Analyzing trace with hash -261461802, now seen corresponding path program 1 times [2021-07-10 00:40:13,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:13,742 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484518028] [2021-07-10 00:40:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:13,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:13,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:13,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484518028] [2021-07-10 00:40:13,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484518028] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:13,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:13,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:40:13,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104934972] [2021-07-10 00:40:13,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:40:13,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:13,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:40:13,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:40:13,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:13,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-07-10 00:40:13,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:13,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:13,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:14,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:14,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:40:14,476 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:14,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:14,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1846571734, now seen corresponding path program 2 times [2021-07-10 00:40:14,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:14,477 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921565372] [2021-07-10 00:40:14,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:14,607 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:14,607 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921565372] [2021-07-10 00:40:14,607 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921565372] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:14,607 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:14,607 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:40:14,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427364930] [2021-07-10 00:40:14,608 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:40:14,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:14,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:40:14,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:40:14,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:14,609 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:14,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.25) internal successors, (90), 8 states have internal predecessors, (90), 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) [2021-07-10 00:40:14,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:14,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:14,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:14,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:15,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:15,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:40:15,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 00:40:15,096 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:15,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:15,097 INFO L82 PathProgramCache]: Analyzing trace with hash -426104828, now seen corresponding path program 1 times [2021-07-10 00:40:15,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:15,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127639550] [2021-07-10 00:40:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:15,238 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:15,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127639550] [2021-07-10 00:40:15,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127639550] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:15,239 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:15,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:40:15,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29061420] [2021-07-10 00:40:15,239 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:40:15,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:15,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:40:15,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:40:15,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,240 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:15,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 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) [2021-07-10 00:40:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:40:15,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:40:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:40:15,769 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 00:40:15,769 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:15,770 INFO L82 PathProgramCache]: Analyzing trace with hash 2081312206, now seen corresponding path program 2 times [2021-07-10 00:40:15,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:15,770 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718399360] [2021-07-10 00:40:15,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:40:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:40:16,055 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:40:16,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718399360] [2021-07-10 00:40:16,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718399360] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:40:16,056 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:40:16,056 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:40:16,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124431535] [2021-07-10 00:40:16,056 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:40:16,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:40:16,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:40:16,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:40:16,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:16,057 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:40:16,057 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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) [2021-07-10 00:40:16,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:16,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:16,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:16,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:40:16,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:40:16,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:16,112 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,113 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,114 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:40:16,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:40:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:40:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:40:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:40:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 00:40:16,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:40:16,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 00:40:16,861 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:40:16,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:40:16,861 INFO L82 PathProgramCache]: Analyzing trace with hash 839134924, now seen corresponding path program 3 times [2021-07-10 00:40:16,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:40:16,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410422909] [2021-07-10 00:40:16,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:40:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 00:40:16,893 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 00:40:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-10 00:40:16,923 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-10 00:40:16,957 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-10 00:40:16,957 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-10 00:40:16,958 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 00:40:16,960 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-07-10 00:40:16,962 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:40:17,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:40:17 BasicIcfg [2021-07-10 00:40:17,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:40:17,111 INFO L168 Benchmark]: Toolchain (without parser) took 8334.04 ms. Allocated memory was 217.1 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 178.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 243.6 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,112 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 217.1 MB. Free memory is still 197.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:40:17,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.31 ms. Allocated memory is still 217.1 MB. Free memory was 178.6 MB in the beginning and 186.8 MB in the end (delta: -8.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.45 ms. Allocated memory is still 217.1 MB. Free memory was 186.8 MB in the beginning and 184.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,113 INFO L168 Benchmark]: Boogie Preprocessor took 57.86 ms. Allocated memory is still 217.1 MB. Free memory was 184.2 MB in the beginning and 182.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,113 INFO L168 Benchmark]: RCFGBuilder took 1533.27 ms. Allocated memory is still 217.1 MB. Free memory was 182.0 MB in the beginning and 120.0 MB in the end (delta: 62.0 MB). Peak memory consumption was 111.8 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,113 INFO L168 Benchmark]: TraceAbstraction took 6097.53 ms. Allocated memory was 217.1 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 119.5 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 183.7 MB. Max. memory is 8.0 GB. [2021-07-10 00:40:17,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 217.1 MB. Free memory is still 197.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 566.31 ms. Allocated memory is still 217.1 MB. Free memory was 178.6 MB in the beginning and 186.8 MB in the end (delta: -8.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 72.45 ms. Allocated memory is still 217.1 MB. Free memory was 186.8 MB in the beginning and 184.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 57.86 ms. Allocated memory is still 217.1 MB. Free memory was 184.2 MB in the beginning and 182.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1533.27 ms. Allocated memory is still 217.1 MB. Free memory was 182.0 MB in the beginning and 120.0 MB in the end (delta: 62.0 MB). Peak memory consumption was 111.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6097.53 ms. Allocated memory was 217.1 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 119.5 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 183.7 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: 22958, positive: 22425, positive conditional: 22425, positive unconditional: 0, negative: 533, negative conditional: 533, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 22576, positive: 22425, positive conditional: 22425, positive unconditional: 0, negative: 151, negative conditional: 151, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 22576, positive: 22085, positive conditional: 0, positive unconditional: 22085, negative: 491, negative conditional: 0, negative unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 848, positive: 837, positive conditional: 0, positive unconditional: 837, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 848, positive: 836, positive conditional: 0, positive unconditional: 836, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 13, negative conditional: 2, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 299, positive: 64, positive conditional: 62, positive unconditional: 2, negative: 235, negative conditional: 52, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22576, positive: 21248, positive conditional: 0, positive unconditional: 21248, negative: 480, negative conditional: 0, negative unconditional: 480, unknown: 848, unknown conditional: 0, unknown unconditional: 848] , Statistics on independence cache: Total cache size (in pairs): 853, Positive cache size: 840, Positive conditional cache size: 3, Positive unconditional cache size: 837, Negative cache size: 13, Negative conditional cache size: 2, Negative unconditional cache size: 11, SemanticConditionEliminator.Independence Queries: [ total: 491, positive: 340, positive conditional: 340, positive unconditional: 0, negative: 151, negative conditional: 34, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 491, positive: 340, positive conditional: 340, positive unconditional: 0, negative: 151, negative conditional: 34, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 13, negative conditional: 2, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 299, positive: 64, positive conditional: 62, positive unconditional: 2, negative: 235, negative conditional: 52, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 491, positive: 337, positive conditional: 337, positive unconditional: 0, negative: 149, negative conditional: 32, negative unconditional: 117, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 853, Positive cache size: 840, Positive conditional cache size: 3, Positive unconditional cache size: 837, Negative cache size: 13, Negative conditional cache size: 2, Negative unconditional cache size: 11, Eliminated conditions: 117 ], Maximal queried relation: 1, Independence queries for same thread: 382 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 97258, positive: 94176, positive conditional: 94176, positive unconditional: 0, negative: 3082, negative conditional: 3082, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 95416, positive: 94176, positive conditional: 94176, positive unconditional: 0, negative: 1240, negative conditional: 1240, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 95416, positive: 93911, positive conditional: 0, positive unconditional: 93911, negative: 1505, negative conditional: 0, negative unconditional: 1505, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 596, positive: 581, positive conditional: 0, positive unconditional: 581, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 596, positive: 577, positive conditional: 0, positive unconditional: 577, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 95416, positive: 93330, positive conditional: 0, positive unconditional: 93330, negative: 1490, negative conditional: 0, negative unconditional: 1490, unknown: 596, unknown conditional: 0, unknown unconditional: 596] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463, SemanticConditionEliminator.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6077, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 5812, negative conditional: 349, negative unconditional: 5463, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 21, negative conditional: 6, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, positive: 89, positive conditional: 66, positive unconditional: 22, negative: 176, negative conditional: 32, negative unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6077, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 5806, negative conditional: 343, negative unconditional: 5463, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 612, Positive cache size: 591, Positive conditional cache size: 10, Positive unconditional cache size: 581, Negative cache size: 21, Negative conditional cache size: 6, Negative unconditional cache size: 15, Eliminated conditions: 5463 ], Maximal queried relation: 6, Independence queries for same thread: 1842 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L713] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L715] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L717] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L719] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L721] 0 int b = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0] [L722] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0] [L723] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0] [L725] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L727] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L729] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L730] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L731] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L732] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L733] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L734] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L735] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L736] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L737] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L738] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L739] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L740] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L741] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L742] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L743] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L744] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L745] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L746] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L747] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L843] 0 pthread_t t882; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L844] FCALL, FORK 0 pthread_create(&t882, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] 0 pthread_t t883; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] FCALL, FORK 0 pthread_create(&t883, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] 0 pthread_t t884; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] FCALL, FORK 0 pthread_create(&t884, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L800] 3 z$w_buff1 = z$w_buff0 [L801] 3 z$w_buff0 = 1 [L802] 3 z$w_buff1_used = z$w_buff0_used [L803] 3 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L805] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L806] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L807] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L808] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L809] 3 z$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L812] 3 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L815] 3 __unbuffered_p2_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L818] 3 __unbuffered_p2_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L761] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L776] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L777] 2 z$flush_delayed = weak$$choice2 [L778] 2 z$mem_tmp = z [L779] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L779] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L780] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L780] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L781] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L781] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L782] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L782] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L783] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L784] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L785] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L786] 2 __unbuffered_p1_EBX = z [L787] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L787] 2 z = z$flush_delayed ? z$mem_tmp : z [L788] 2 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L795] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L821] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L821] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L822] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L822] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L823] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L823] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L824] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L824] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L825] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L825] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L828] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L854] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L854] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L854] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L855] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L855] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L856] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L856] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L857] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L858] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L858] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L861] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 142 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1410.5ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.2ms, PartialOrderReductionTime: 801.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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: 7.4ms SsaConstructionTime, 209.2ms SatisfiabilityAnalysisTime, 215.9ms InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 142 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4400.1ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 3214.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 59, 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: 28.1ms SsaConstructionTime, 272.4ms SatisfiabilityAnalysisTime, 735.8ms InterpolantComputationTime, 604 NumberOfCodeBlocks, 604 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 505 ConstructedInterpolants, 0 QuantifiedInterpolants, 2128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! Received shutdown request...