/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix035_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 05:23:18,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 05:23:18,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 05:23:18,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 05:23:18,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 05:23:18,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 05:23:18,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 05:23:18,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 05:23:18,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 05:23:18,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 05:23:18,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 05:23:18,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 05:23:18,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 05:23:18,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 05:23:18,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 05:23:18,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 05:23:18,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 05:23:18,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 05:23:18,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 05:23:18,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 05:23:18,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 05:23:18,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 05:23:18,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 05:23:18,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 05:23:18,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 05:23:18,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 05:23:18,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 05:23:18,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 05:23:18,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 05:23:18,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 05:23:18,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 05:23:18,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 05:23:18,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 05:23:18,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 05:23:18,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 05:23:18,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 05:23:18,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 05:23:18,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 05:23:18,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 05:23:18,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 05:23:18,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 05:23:18,705 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-Lockstep.epf [2021-07-14 05:23:18,749 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 05:23:18,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 05:23:18,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 05:23:18,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 05:23:18,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 05:23:18,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 05:23:18,753 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 05:23:18,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 05:23:18,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 05:23:18,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 05:23:18,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 05:23:18,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 05:23:18,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 05:23:18,757 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 05:23:18,757 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 05:23:19,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 05:23:19,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 05:23:19,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 05:23:19,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 05:23:19,049 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 05:23:19,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix035_tso.opt.i [2021-07-14 05:23:19,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4caf3cbb/c68a9a66bc804c9fa78f44a57b6fb30b/FLAGb993157d8 [2021-07-14 05:23:19,671 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 05:23:19,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix035_tso.opt.i [2021-07-14 05:23:19,682 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4caf3cbb/c68a9a66bc804c9fa78f44a57b6fb30b/FLAGb993157d8 [2021-07-14 05:23:20,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4caf3cbb/c68a9a66bc804c9fa78f44a57b6fb30b [2021-07-14 05:23:20,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 05:23:20,128 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 05:23:20,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 05:23:20,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 05:23:20,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 05:23:20,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b02ee35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20, skipping insertion in model container [2021-07-14 05:23:20,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 05:23:20,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 05:23:20,326 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/mix035_tso.opt.i[948,961] [2021-07-14 05:23:20,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 05:23:20,596 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 05:23:20,606 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/mix035_tso.opt.i[948,961] [2021-07-14 05:23:20,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 05:23:20,712 INFO L208 MainTranslator]: Completed translation [2021-07-14 05:23:20,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20 WrapperNode [2021-07-14 05:23:20,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 05:23:20,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 05:23:20,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 05:23:20,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 05:23:20,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 05:23:20,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 05:23:20,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 05:23:20,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 05:23:20,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (1/1) ... [2021-07-14 05:23:20,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 05:23:20,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 05:23:20,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 05:23:20,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 05:23:20,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (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 [2021-07-14 05:23:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 05:23:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 05:23:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 05:23:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 05:23:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 05:23:20,944 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 05:23:20,944 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 05:23:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 05:23:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 05:23:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 05:23:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 05:23:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 05:23:20,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 05:23:20,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 05:23:20,947 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 05:23:22,797 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 05:23:22,798 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-14 05:23:22,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:23:22 BoogieIcfgContainer [2021-07-14 05:23:22,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 05:23:22,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 05:23:22,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 05:23:22,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 05:23:22,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:23:20" (1/3) ... [2021-07-14 05:23:22,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1caa5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:23:22, skipping insertion in model container [2021-07-14 05:23:22,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:23:20" (2/3) ... [2021-07-14 05:23:22,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c1caa5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:23:22, skipping insertion in model container [2021-07-14 05:23:22,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:23:22" (3/3) ... [2021-07-14 05:23:22,808 INFO L111 eAbstractionObserver]: Analyzing ICFG mix035_tso.opt.i [2021-07-14 05:23:22,813 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 05:23:22,813 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 05:23:22,813 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-14 05:23:22,814 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 05:23:22,855 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,855 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,855 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,855 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,855 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,856 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,857 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,858 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,861 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,862 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,863 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,864 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,865 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,868 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,872 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,878 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,878 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,881 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,881 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,883 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,884 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,892 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,892 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,893 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,894 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,897 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,898 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,900 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,901 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,902 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,906 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,908 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,909 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,909 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,909 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:22,910 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 05:23:22,937 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 [2021-07-14 05:23:23,003 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 05:23:23,004 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 05:23:23,004 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 05:23:23,004 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 05:23:23,004 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 05:23:23,004 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 05:23:23,004 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 05:23:23,004 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2Thread1of1ForFork1======== [2021-07-14 05:23:23,051 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:23,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:23,056 INFO L82 PathProgramCache]: Analyzing trace with hash 463992168, now seen corresponding path program 1 times [2021-07-14 05:23:23,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:23,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515291385] [2021-07-14 05:23:23,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:23,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:23,581 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:23,581 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515291385] [2021-07-14 05:23:23,582 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515291385] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:23,582 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:23,582 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-14 05:23:23,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108792108] [2021-07-14 05:23:23,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 05:23:23,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:23,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 05:23:23,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-14 05:23:23,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:23,603 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:23,605 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 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) [2021-07-14 05:23:23,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:23,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,791 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,791 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,791 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,791 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,792 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,792 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,793 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,796 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,796 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,796 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,802 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,803 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,803 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,828 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,856 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,858 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,858 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,859 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,860 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,860 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,860 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,860 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,882 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,883 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,883 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,885 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,885 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,885 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,885 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,943 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,943 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,943 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,944 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,944 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,944 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,944 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,944 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,945 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,945 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,945 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,945 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,945 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,969 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,969 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,969 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,970 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,970 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,970 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,970 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,971 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:23,999 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,000 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,000 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,000 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,000 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,001 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,002 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,002 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,026 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,026 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,026 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,027 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,028 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,028 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,028 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:24,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:24,282 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 05:23:24,289 INFO L301 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-07-14 05:23:24,291 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 [2021-07-14 05:23:24,307 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 05:23:24,307 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 05:23:24,307 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 05:23:24,307 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 05:23:24,307 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 05:23:24,308 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 05:23:24,308 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 05:23:24,308 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 05:23:24,314 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:24,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:24,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1879010500, now seen corresponding path program 1 times [2021-07-14 05:23:24,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:24,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746340534] [2021-07-14 05:23:24,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:24,440 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:24,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746340534] [2021-07-14 05:23:24,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746340534] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:24,441 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:24,441 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 05:23:24,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13578902] [2021-07-14 05:23:24,441 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 05:23:24,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:24,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 05:23:24,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 05:23:24,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,442 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:24,442 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 05:23:24,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,446 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 05:23:24,446 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:24,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:24,446 INFO L82 PathProgramCache]: Analyzing trace with hash -502952763, now seen corresponding path program 1 times [2021-07-14 05:23:24,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:24,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208325569] [2021-07-14 05:23:24,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:24,673 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:24,673 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208325569] [2021-07-14 05:23:24,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208325569] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:24,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:24,674 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 05:23:24,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706140925] [2021-07-14 05:23:24,678 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 05:23:24,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:24,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 05:23:24,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-07-14 05:23:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,683 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:24,684 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 05:23:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:24,728 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 05:23:24,728 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:24,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:24,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1830197750, now seen corresponding path program 1 times [2021-07-14 05:23:24,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:24,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859346252] [2021-07-14 05:23:24,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:24,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:24,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859346252] [2021-07-14 05:23:24,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859346252] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:24,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:24,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 05:23:24,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866714977] [2021-07-14 05:23:24,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 05:23:24,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:24,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 05:23:24,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 05:23:24,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,944 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:24,944 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-14 05:23:24,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:24,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:24,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:25,039 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,041 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:25,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:25,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:25,091 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 05:23:25,091 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:25,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:25,091 INFO L82 PathProgramCache]: Analyzing trace with hash 861676790, now seen corresponding path program 2 times [2021-07-14 05:23:25,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:25,091 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216209433] [2021-07-14 05:23:25,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:25,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:25,300 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:25,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216209433] [2021-07-14 05:23:25,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216209433] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:25,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:25,300 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 05:23:25,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793980600] [2021-07-14 05:23:25,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 05:23:25,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:25,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 05:23:25,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 05:23:25,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:25,302 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:25,302 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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) [2021-07-14 05:23:25,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:25,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:25,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:25,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,554 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,555 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,571 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,571 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,571 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,589 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,590 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,591 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,591 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,591 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,591 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,614 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,614 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,614 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,614 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,614 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,615 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,641 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,643 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,664 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite28_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,665 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:25,666 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:23:26,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:26,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:26,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:26,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 05:23:26,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 05:23:26,147 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:26,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:26,148 INFO L82 PathProgramCache]: Analyzing trace with hash 342795072, now seen corresponding path program 3 times [2021-07-14 05:23:26,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:26,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90194422] [2021-07-14 05:23:26,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:23:26,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 05:23:26,259 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:23:26,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90194422] [2021-07-14 05:23:26,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90194422] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:23:26,259 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:23:26,259 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 05:23:26,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040043387] [2021-07-14 05:23:26,260 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 05:23:26,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:23:26,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 05:23:26,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 05:23:26,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:26,261 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:23:26,261 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-14 05:23:26,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:26,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:26,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:26,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 05:23:26,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:26,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:23:26,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 05:23:26,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:26,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 05:23:26,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:23:26,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 05:23:26,945 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:23:26,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:23:26,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1913799268, now seen corresponding path program 4 times [2021-07-14 05:23:26,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:23:26,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538366730] [2021-07-14 05:23:26,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:23:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 05:23:26,994 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 05:23:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 05:23:27,041 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 05:23:27,092 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-14 05:23:27,092 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-14 05:23:27,092 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-14 05:23:27,100 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-07-14 05:23:27,102 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 05:23:27,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:23:27 BasicIcfg [2021-07-14 05:23:27,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 05:23:27,279 INFO L168 Benchmark]: Toolchain (without parser) took 7150.86 ms. Allocated memory was 255.9 MB in the beginning and 488.6 MB in the end (delta: 232.8 MB). Free memory was 217.8 MB in the beginning and 339.7 MB in the end (delta: -121.9 MB). Peak memory consumption was 111.6 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,280 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 05:23:27,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.84 ms. Allocated memory is still 255.9 MB. Free memory was 217.6 MB in the beginning and 226.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.35 ms. Allocated memory is still 255.9 MB. Free memory was 226.6 MB in the beginning and 224.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,281 INFO L168 Benchmark]: Boogie Preprocessor took 52.84 ms. Allocated memory is still 255.9 MB. Free memory was 224.0 MB in the beginning and 221.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,283 INFO L168 Benchmark]: RCFGBuilder took 1959.75 ms. Allocated memory is still 255.9 MB. Free memory was 221.9 MB in the beginning and 185.0 MB in the end (delta: 36.9 MB). Peak memory consumption was 137.6 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,283 INFO L168 Benchmark]: TraceAbstraction took 4476.50 ms. Allocated memory was 255.9 MB in the beginning and 488.6 MB in the end (delta: 232.8 MB). Free memory was 184.5 MB in the beginning and 339.7 MB in the end (delta: -155.2 MB). Peak memory consumption was 78.1 MB. Max. memory is 8.0 GB. [2021-07-14 05:23:27,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 255.9 MB. Free memory is still 236.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 580.84 ms. Allocated memory is still 255.9 MB. Free memory was 217.6 MB in the beginning and 226.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 73.35 ms. Allocated memory is still 255.9 MB. Free memory was 226.6 MB in the beginning and 224.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.84 ms. Allocated memory is still 255.9 MB. Free memory was 224.0 MB in the beginning and 221.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1959.75 ms. Allocated memory is still 255.9 MB. Free memory was 221.9 MB in the beginning and 185.0 MB in the end (delta: 36.9 MB). Peak memory consumption was 137.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4476.50 ms. Allocated memory was 255.9 MB in the beginning and 488.6 MB in the end (delta: 232.8 MB). Free memory was 184.5 MB in the beginning and 339.7 MB in the end (delta: -155.2 MB). Peak memory consumption was 78.1 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: 9237, positive: 8883, positive conditional: 8883, positive unconditional: 0, negative: 354, negative conditional: 354, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8943, positive: 8883, positive conditional: 8883, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8943, positive: 8796, positive conditional: 0, positive unconditional: 8796, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 613, positive: 603, positive conditional: 0, positive unconditional: 603, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 613, positive: 601, positive conditional: 0, positive unconditional: 601, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 94, positive conditional: 90, positive unconditional: 4, negative: 236, negative conditional: 30, negative unconditional: 206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8943, positive: 8193, positive conditional: 0, positive unconditional: 8193, negative: 137, negative conditional: 0, negative unconditional: 137, unknown: 613, unknown conditional: 0, unknown unconditional: 613] , Statistics on independence cache: Total cache size (in pairs): 618, Positive cache size: 607, Positive conditional cache size: 4, Positive unconditional cache size: 603, Negative cache size: 11, Negative conditional cache size: 1, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 147, positive: 87, positive conditional: 87, positive unconditional: 0, negative: 60, negative conditional: 14, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 147, positive: 87, positive conditional: 87, positive unconditional: 0, negative: 60, negative conditional: 14, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 330, positive: 94, positive conditional: 90, positive unconditional: 4, negative: 236, negative conditional: 30, negative unconditional: 206, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 147, positive: 83, positive conditional: 83, positive unconditional: 0, negative: 59, negative conditional: 13, negative unconditional: 46, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 618, Positive cache size: 607, Positive conditional cache size: 4, Positive unconditional cache size: 603, Negative cache size: 11, Negative conditional cache size: 1, Negative unconditional cache size: 10, Eliminated conditions: 46 ], Maximal queried relation: 1, Independence queries for same thread: 294 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 37099, positive: 35608, positive conditional: 35608, positive unconditional: 0, negative: 1491, negative conditional: 1491, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 35844, positive: 35608, positive conditional: 35608, positive unconditional: 0, negative: 236, negative conditional: 236, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 35844, positive: 35264, positive conditional: 0, positive unconditional: 35264, negative: 580, negative conditional: 0, negative unconditional: 580, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 571, positive: 558, positive conditional: 0, positive unconditional: 558, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 571, positive: 554, positive conditional: 0, positive unconditional: 554, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35844, positive: 34706, positive conditional: 0, positive unconditional: 34706, negative: 567, negative conditional: 0, negative unconditional: 567, unknown: 571, unknown conditional: 0, unknown unconditional: 571] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2381, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 2034, negative conditional: 193, negative unconditional: 1841, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, Eliminated conditions: 1841, SemanticConditionEliminator.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2381, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 2034, negative conditional: 193, negative unconditional: 1841, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, Eliminated conditions: 1841, SemanticConditionEliminator.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2381, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 2034, negative conditional: 193, negative unconditional: 1841, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, Eliminated conditions: 1841, SemanticConditionEliminator.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2381, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 2034, negative conditional: 193, negative unconditional: 1841, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, Eliminated conditions: 1841, SemanticConditionEliminator.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2381, positive: 344, positive conditional: 344, positive unconditional: 0, negative: 2037, negative conditional: 196, negative unconditional: 1841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 16, positive conditional: 12, positive unconditional: 4, negative: 16, negative conditional: 3, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, positive: 59, positive conditional: 55, positive unconditional: 5, negative: 156, negative conditional: 27, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2381, positive: 332, positive conditional: 332, positive unconditional: 0, negative: 2034, negative conditional: 193, negative unconditional: 1841, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 570, Positive conditional cache size: 12, Positive unconditional cache size: 558, Negative cache size: 16, Negative conditional cache size: 3, Negative unconditional cache size: 13, Eliminated conditions: 1841 ], Maximal queried relation: 5, Independence queries for same thread: 1255 - 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_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L715] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L717] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L719] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L720] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L721] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L723] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L725] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L726] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L727] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L728] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L729] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L730] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L731] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L732] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L733] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L734] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L735] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L736] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L737] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L738] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L739] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L740] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L741] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L743] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L744] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L745] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L835] 0 pthread_t t934; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L836] FCALL, FORK 0 pthread_create(&t934, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L837] 0 pthread_t t935; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L838] FCALL, FORK 0 pthread_create(&t935, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L839] 0 pthread_t t936; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L840] FCALL, FORK 0 pthread_create(&t936, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L792] 3 y$w_buff1 = y$w_buff0 [L793] 3 y$w_buff0 = 1 [L794] 3 y$w_buff1_used = y$w_buff0_used [L795] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L797] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L798] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L799] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L800] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L801] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L804] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L807] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L810] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L749] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L752] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L757] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L764] 2 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L767] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L768] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L769] 2 y$flush_delayed = weak$$choice2 [L770] 2 y$mem_tmp = y [L771] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L771] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L772] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L772] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L772] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L772] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L773] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L773] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L773] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L773] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L774] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L774] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L774] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L774] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L775] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L775] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L775] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L775] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L776] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L776] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L776] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L776] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L777] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L777] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L777] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] 2 __unbuffered_p1_EAX = y [L779] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L779] 2 y = y$flush_delayed ? y$mem_tmp : y [L780] 2 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L787] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L813] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L813] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L814] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L815] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L816] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L816] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L817] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L820] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L842] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L822] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L846] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L846] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L846] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L846] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L847] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L847] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L848] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L848] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L849] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L849] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L850] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L850] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L853] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 137 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1330.6ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.7ms, PartialOrderReductionTime: 707.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, 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: 8.3ms SsaConstructionTime, 155.8ms SatisfiabilityAnalysisTime, 287.4ms InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 372 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, 137 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2797.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.8ms, PartialOrderReductionTime: 1725.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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: 38.7ms SsaConstructionTime, 343.9ms SatisfiabilityAnalysisTime, 514.3ms InterpolantComputationTime, 539 NumberOfCodeBlocks, 539 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 442 ConstructedInterpolants, 0 QuantifiedInterpolants, 1126 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...