/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix015_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-13 18:36:03,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-13 18:36:03,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-13 18:36:03,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-13 18:36:03,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-13 18:36:03,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-13 18:36:03,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-13 18:36:03,504 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-FA-NoLbe.epf [2021-07-13 18:36:03,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-13 18:36:03,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-13 18:36:03,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-13 18:36:03,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-13 18:36:03,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-13 18:36:03,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-13 18:36:03,550 INFO L138 SettingsManager]: * Use SBE=true [2021-07-13 18:36:03,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-13 18:36:03,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-13 18:36:03,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-13 18:36:03,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-13 18:36:03,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-13 18:36:03,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-13 18:36:03,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-13 18:36:03,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-13 18:36:03,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-13 18:36:03,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-13 18:36:03,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-13 18:36:03,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-13 18:36:03,554 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-13 18:36:03,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-13 18:36:03,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-13 18:36:03,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-13 18:36:03,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-13 18:36:03,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-13 18:36:03,865 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-13 18:36:03,865 INFO L275 PluginConnector]: CDTParser initialized [2021-07-13 18:36:03,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix015_power.opt.i [2021-07-13 18:36:03,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04137931/de7ca50b921e4ca99c1b7898fc27c445/FLAG4ad032d6b [2021-07-13 18:36:04,450 INFO L306 CDTParser]: Found 1 translation units. [2021-07-13 18:36:04,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix015_power.opt.i [2021-07-13 18:36:04,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04137931/de7ca50b921e4ca99c1b7898fc27c445/FLAG4ad032d6b [2021-07-13 18:36:04,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d04137931/de7ca50b921e4ca99c1b7898fc27c445 [2021-07-13 18:36:04,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-13 18:36:04,747 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-13 18:36:04,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-13 18:36:04,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-13 18:36:04,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-13 18:36:04,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:36:04" (1/1) ... [2021-07-13 18:36:04,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3214b72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:04, skipping insertion in model container [2021-07-13 18:36:04,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:36:04" (1/1) ... [2021-07-13 18:36:04,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-13 18:36:04,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-13 18:36:04,945 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/mix015_power.opt.i[950,963] [2021-07-13 18:36:05,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 18:36:05,233 INFO L203 MainTranslator]: Completed pre-run [2021-07-13 18:36:05,242 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/mix015_power.opt.i[950,963] [2021-07-13 18:36:05,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 18:36:05,321 INFO L208 MainTranslator]: Completed translation [2021-07-13 18:36:05,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05 WrapperNode [2021-07-13 18:36:05,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-13 18:36:05,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-13 18:36:05,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-13 18:36:05,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-13 18:36:05,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-13 18:36:05,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-13 18:36:05,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-13 18:36:05,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-13 18:36:05,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (1/1) ... [2021-07-13 18:36:05,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-13 18:36:05,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-13 18:36:05,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-13 18:36:05,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-13 18:36:05,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (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 [2021-07-13 18:36:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-13 18:36:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-13 18:36:05,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-13 18:36:05,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-13 18:36:05,501 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-13 18:36:05,503 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-13 18:36:05,504 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-13 18:36:05,504 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-13 18:36:05,504 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-13 18:36:05,504 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-13 18:36:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-13 18:36:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-13 18:36:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-13 18:36:05,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-13 18:36:05,507 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-13 18:36:07,438 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-13 18:36:07,438 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-13 18:36:07,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:36:07 BoogieIcfgContainer [2021-07-13 18:36:07,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-13 18:36:07,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-13 18:36:07,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-13 18:36:07,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-13 18:36:07,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:36:04" (1/3) ... [2021-07-13 18:36:07,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3a6cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:36:07, skipping insertion in model container [2021-07-13 18:36:07,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:36:05" (2/3) ... [2021-07-13 18:36:07,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3a6cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:36:07, skipping insertion in model container [2021-07-13 18:36:07,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:36:07" (3/3) ... [2021-07-13 18:36:07,447 INFO L111 eAbstractionObserver]: Analyzing ICFG mix015_power.opt.i [2021-07-13 18:36:07,453 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-13 18:36:07,453 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-13 18:36:07,454 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-13 18:36:07,454 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-13 18:36:07,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,488 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,493 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,494 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,499 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,500 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,505 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,506 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,509 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,510 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,511 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,511 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,511 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,512 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,512 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,513 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,519 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,522 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,532 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,533 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,534 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,535 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,536 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,537 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,537 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:36:07,538 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-13 18:36:07,557 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-13 18:36:07,573 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 18:36:07,573 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 18:36:07,573 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 18:36:07,573 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 18:36:07,573 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 18:36:07,573 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 18:36:07,573 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 18:36:07,573 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2Thread1of1ForFork1======== [2021-07-13 18:36:07,583 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 120 places, 112 transitions, 239 flow [2021-07-13 18:36:07,809 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5651 states, 5649 states have (on average 3.3595326606479023) internal successors, (18978), 5650 states have internal predecessors, (18978), 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) [2021-07-13 18:36:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand has 5651 states, 5649 states have (on average 3.3595326606479023) internal successors, (18978), 5650 states have internal predecessors, (18978), 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) [2021-07-13 18:36:07,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-07-13 18:36:07,848 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:07,849 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:07,849 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:07,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:07,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1389290993, now seen corresponding path program 1 times [2021-07-13 18:36:07,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:07,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129446912] [2021-07-13 18:36:07,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:08,120 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:08,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129446912] [2021-07-13 18:36:08,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129446912] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:08,122 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:08,122 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 18:36:08,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168710472] [2021-07-13 18:36:08,126 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 18:36:08,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:08,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 18:36:08,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 18:36:08,178 INFO L87 Difference]: Start difference. First operand has 5651 states, 5649 states have (on average 3.3595326606479023) internal successors, (18978), 5650 states have internal predecessors, (18978), 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) Second operand has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-07-13 18:36:08,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:08,287 INFO L93 Difference]: Finished difference Result 3824 states and 11882 transitions. [2021-07-13 18:36:08,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 18:36:08,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 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) Word has length 60 [2021-07-13 18:36:08,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:08,293 INFO L225 Difference]: With dead ends: 3824 [2021-07-13 18:36:08,294 INFO L226 Difference]: Without dead ends: 0 [2021-07-13 18:36:08,295 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 18:36:08,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-13 18:36:08,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-13 18:36:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-07-13 18:36:08,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-13 18:36:08,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2021-07-13 18:36:08,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:08,315 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-13 18:36:08,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-07-13 18:36:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-13 18:36:08,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-13 18:36:08,316 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-13 18:36:08,317 INFO L301 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-07-13 18:36:08,319 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-07-13 18:36:08,324 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 18:36:08,325 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 18:36:08,325 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 18:36:08,325 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 18:36:08,325 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 18:36:08,325 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 18:36:08,325 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 18:36:08,325 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 18:36:08,328 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 120 places, 112 transitions, 239 flow [2021-07-13 18:36:08,677 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 10628 states, 10626 states have (on average 3.587991718426501) internal successors, (38126), 10627 states have internal predecessors, (38126), 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) [2021-07-13 18:36:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand has 10628 states, 10626 states have (on average 3.587991718426501) internal successors, (38126), 10627 states have internal predecessors, (38126), 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) [2021-07-13 18:36:08,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-07-13 18:36:08,727 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:08,728 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:08,728 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:08,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:08,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1359665292, now seen corresponding path program 1 times [2021-07-13 18:36:08,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:08,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318289968] [2021-07-13 18:36:08,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:09,080 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:09,080 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318289968] [2021-07-13 18:36:09,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318289968] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:09,085 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:09,085 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 18:36:09,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68102733] [2021-07-13 18:36:09,087 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 18:36:09,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:09,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 18:36:09,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:36:09,111 INFO L87 Difference]: Start difference. First operand has 10628 states, 10626 states have (on average 3.587991718426501) internal successors, (38126), 10627 states have internal predecessors, (38126), 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) Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:09,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:09,450 INFO L93 Difference]: Finished difference Result 11468 states and 40022 transitions. [2021-07-13 18:36:09,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-13 18:36:09,451 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-07-13 18:36:09,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:09,525 INFO L225 Difference]: With dead ends: 11468 [2021-07-13 18:36:09,525 INFO L226 Difference]: Without dead ends: 8318 [2021-07-13 18:36:09,526 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 108.1ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-13 18:36:09,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8318 states. [2021-07-13 18:36:09,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8318 to 8318. [2021-07-13 18:36:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8318 states, 8316 states have (on average 3.4736652236652237) internal successors, (28887), 8317 states have internal predecessors, (28887), 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) [2021-07-13 18:36:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8318 states to 8318 states and 28887 transitions. [2021-07-13 18:36:10,083 INFO L78 Accepts]: Start accepts. Automaton has 8318 states and 28887 transitions. Word has length 72 [2021-07-13 18:36:10,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:10,084 INFO L482 AbstractCegarLoop]: Abstraction has 8318 states and 28887 transitions. [2021-07-13 18:36:10,084 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 8318 states and 28887 transitions. [2021-07-13 18:36:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-07-13 18:36:10,118 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:10,118 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:10,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-13 18:36:10,119 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:10,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:10,119 INFO L82 PathProgramCache]: Analyzing trace with hash 105624670, now seen corresponding path program 1 times [2021-07-13 18:36:10,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:10,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102764034] [2021-07-13 18:36:10,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:10,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:10,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:10,246 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102764034] [2021-07-13 18:36:10,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102764034] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:10,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:10,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-13 18:36:10,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119091190] [2021-07-13 18:36:10,248 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-13 18:36:10,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:10,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-13 18:36:10,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-13 18:36:10,249 INFO L87 Difference]: Start difference. First operand 8318 states and 28887 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:10,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:10,491 INFO L93 Difference]: Finished difference Result 8878 states and 30585 transitions. [2021-07-13 18:36:10,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-13 18:36:10,492 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-07-13 18:36:10,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:10,544 INFO L225 Difference]: With dead ends: 8878 [2021-07-13 18:36:10,545 INFO L226 Difference]: Without dead ends: 6911 [2021-07-13 18:36:10,545 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 109.3ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-13 18:36:10,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6911 states. [2021-07-13 18:36:10,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6911 to 6911. [2021-07-13 18:36:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6911 states, 6910 states have (on average 3.4376266280752534) internal successors, (23754), 6910 states have internal predecessors, (23754), 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) [2021-07-13 18:36:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6911 states to 6911 states and 23754 transitions. [2021-07-13 18:36:10,837 INFO L78 Accepts]: Start accepts. Automaton has 6911 states and 23754 transitions. Word has length 76 [2021-07-13 18:36:10,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:10,839 INFO L482 AbstractCegarLoop]: Abstraction has 6911 states and 23754 transitions. [2021-07-13 18:36:10,839 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:10,839 INFO L276 IsEmpty]: Start isEmpty. Operand 6911 states and 23754 transitions. [2021-07-13 18:36:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-07-13 18:36:10,856 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:10,856 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:10,857 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-13 18:36:10,857 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:10,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:10,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1525845851, now seen corresponding path program 1 times [2021-07-13 18:36:10,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:10,858 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740743883] [2021-07-13 18:36:10,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:10,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:10,994 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:10,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740743883] [2021-07-13 18:36:10,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740743883] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:10,995 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:10,995 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-13 18:36:10,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407338248] [2021-07-13 18:36:10,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-13 18:36:10,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:10,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-13 18:36:10,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-13 18:36:10,996 INFO L87 Difference]: Start difference. First operand 6911 states and 23754 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:11,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:11,138 INFO L93 Difference]: Finished difference Result 8171 states and 27543 transitions. [2021-07-13 18:36:11,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-13 18:36:11,139 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-07-13 18:36:11,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:11,167 INFO L225 Difference]: With dead ends: 8171 [2021-07-13 18:36:11,167 INFO L226 Difference]: Without dead ends: 5903 [2021-07-13 18:36:11,168 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 84.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-13 18:36:11,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5903 states. [2021-07-13 18:36:11,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5903 to 5903. [2021-07-13 18:36:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5903 states, 5902 states have (on average 3.341579125720095) internal successors, (19722), 5902 states have internal predecessors, (19722), 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) [2021-07-13 18:36:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 5903 states and 19722 transitions. [2021-07-13 18:36:11,441 INFO L78 Accepts]: Start accepts. Automaton has 5903 states and 19722 transitions. Word has length 79 [2021-07-13 18:36:11,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:11,442 INFO L482 AbstractCegarLoop]: Abstraction has 5903 states and 19722 transitions. [2021-07-13 18:36:11,442 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:11,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5903 states and 19722 transitions. [2021-07-13 18:36:11,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-07-13 18:36:11,455 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:11,455 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:11,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-13 18:36:11,456 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:11,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:11,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1343132774, now seen corresponding path program 1 times [2021-07-13 18:36:11,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:11,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979717570] [2021-07-13 18:36:11,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:11,564 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:11,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979717570] [2021-07-13 18:36:11,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979717570] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:11,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:11,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 18:36:11,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412883621] [2021-07-13 18:36:11,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 18:36:11,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:11,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 18:36:11,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:36:11,566 INFO L87 Difference]: Start difference. First operand 5903 states and 19722 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:11,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:11,841 INFO L93 Difference]: Finished difference Result 5615 states and 18231 transitions. [2021-07-13 18:36:11,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-13 18:36:11,841 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-07-13 18:36:11,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:11,856 INFO L225 Difference]: With dead ends: 5615 [2021-07-13 18:36:11,856 INFO L226 Difference]: Without dead ends: 3923 [2021-07-13 18:36:11,858 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 104.3ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-07-13 18:36:11,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3923 states. [2021-07-13 18:36:11,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3923 to 3923. [2021-07-13 18:36:11,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3923 states, 3922 states have (on average 3.1774604793472716) internal successors, (12462), 3922 states have internal predecessors, (12462), 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) [2021-07-13 18:36:11,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3923 states and 12462 transitions. [2021-07-13 18:36:11,986 INFO L78 Accepts]: Start accepts. Automaton has 3923 states and 12462 transitions. Word has length 81 [2021-07-13 18:36:11,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:11,987 INFO L482 AbstractCegarLoop]: Abstraction has 3923 states and 12462 transitions. [2021-07-13 18:36:11,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3923 states and 12462 transitions. [2021-07-13 18:36:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-07-13 18:36:11,997 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:11,997 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:11,997 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-13 18:36:11,998 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:11,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:11,998 INFO L82 PathProgramCache]: Analyzing trace with hash -2079899937, now seen corresponding path program 1 times [2021-07-13 18:36:11,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:11,998 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492312023] [2021-07-13 18:36:11,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:12,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:12,216 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:12,216 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492312023] [2021-07-13 18:36:12,216 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492312023] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:12,217 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:12,217 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-13 18:36:12,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366519340] [2021-07-13 18:36:12,217 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-13 18:36:12,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:12,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-13 18:36:12,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-13 18:36:12,219 INFO L87 Difference]: Start difference. First operand 3923 states and 12462 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:12,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:12,414 INFO L93 Difference]: Finished difference Result 6026 states and 19171 transitions. [2021-07-13 18:36:12,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-13 18:36:12,415 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-07-13 18:36:12,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:12,431 INFO L225 Difference]: With dead ends: 6026 [2021-07-13 18:36:12,432 INFO L226 Difference]: Without dead ends: 4193 [2021-07-13 18:36:12,432 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 105.2ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-13 18:36:12,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2021-07-13 18:36:12,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 3923. [2021-07-13 18:36:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3923 states, 3922 states have (on average 3.1262111167771547) internal successors, (12261), 3922 states have internal predecessors, (12261), 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) [2021-07-13 18:36:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3923 states and 12261 transitions. [2021-07-13 18:36:12,547 INFO L78 Accepts]: Start accepts. Automaton has 3923 states and 12261 transitions. Word has length 84 [2021-07-13 18:36:12,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:12,547 INFO L482 AbstractCegarLoop]: Abstraction has 3923 states and 12261 transitions. [2021-07-13 18:36:12,548 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3923 states and 12261 transitions. [2021-07-13 18:36:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-07-13 18:36:12,557 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:12,557 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:12,557 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-13 18:36:12,557 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:12,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:12,558 INFO L82 PathProgramCache]: Analyzing trace with hash 349573919, now seen corresponding path program 2 times [2021-07-13 18:36:12,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:12,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586776744] [2021-07-13 18:36:12,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:12,701 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:12,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586776744] [2021-07-13 18:36:12,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586776744] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:12,702 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:12,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-13 18:36:12,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180647586] [2021-07-13 18:36:12,702 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-13 18:36:12,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:12,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-13 18:36:12,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-13 18:36:12,703 INFO L87 Difference]: Start difference. First operand 3923 states and 12261 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:12,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:12,851 INFO L93 Difference]: Finished difference Result 3257 states and 9996 transitions. [2021-07-13 18:36:12,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-13 18:36:12,852 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-07-13 18:36:12,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:12,857 INFO L225 Difference]: With dead ends: 3257 [2021-07-13 18:36:12,858 INFO L226 Difference]: Without dead ends: 1593 [2021-07-13 18:36:12,858 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 115.2ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-07-13 18:36:12,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2021-07-13 18:36:12,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 1593. [2021-07-13 18:36:12,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1593 states, 1592 states have (on average 3.022613065326633) internal successors, (4812), 1592 states have internal predecessors, (4812), 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) [2021-07-13 18:36:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1593 states and 4812 transitions. [2021-07-13 18:36:12,903 INFO L78 Accepts]: Start accepts. Automaton has 1593 states and 4812 transitions. Word has length 84 [2021-07-13 18:36:12,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:12,903 INFO L482 AbstractCegarLoop]: Abstraction has 1593 states and 4812 transitions. [2021-07-13 18:36:12,904 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:36:12,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 4812 transitions. [2021-07-13 18:36:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-07-13 18:36:12,908 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:12,908 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:12,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-13 18:36:12,909 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:12,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:12,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1388849019, now seen corresponding path program 1 times [2021-07-13 18:36:12,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:12,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670195990] [2021-07-13 18:36:12,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:13,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:13,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670195990] [2021-07-13 18:36:13,115 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670195990] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:13,115 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:13,115 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 18:36:13,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254199245] [2021-07-13 18:36:13,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 18:36:13,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:13,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 18:36:13,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:36:13,116 INFO L87 Difference]: Start difference. First operand 1593 states and 4812 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-07-13 18:36:13,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:13,255 INFO L93 Difference]: Finished difference Result 2163 states and 6527 transitions. [2021-07-13 18:36:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-13 18:36:13,256 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) Word has length 88 [2021-07-13 18:36:13,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:13,259 INFO L225 Difference]: With dead ends: 2163 [2021-07-13 18:36:13,259 INFO L226 Difference]: Without dead ends: 1201 [2021-07-13 18:36:13,260 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 114.7ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-07-13 18:36:13,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2021-07-13 18:36:13,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1141. [2021-07-13 18:36:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1140 states have (on average 2.9192982456140353) internal successors, (3328), 1140 states have internal predecessors, (3328), 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) [2021-07-13 18:36:13,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 3328 transitions. [2021-07-13 18:36:13,285 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 3328 transitions. Word has length 88 [2021-07-13 18:36:13,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:13,285 INFO L482 AbstractCegarLoop]: Abstraction has 1141 states and 3328 transitions. [2021-07-13 18:36:13,286 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-07-13 18:36:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3328 transitions. [2021-07-13 18:36:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-07-13 18:36:13,288 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:13,288 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:13,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-13 18:36:13,289 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:13,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:13,289 INFO L82 PathProgramCache]: Analyzing trace with hash 518113663, now seen corresponding path program 2 times [2021-07-13 18:36:13,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:13,289 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505149067] [2021-07-13 18:36:13,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:13,398 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:13,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505149067] [2021-07-13 18:36:13,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505149067] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:13,399 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:13,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-13 18:36:13,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969508256] [2021-07-13 18:36:13,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 18:36:13,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:13,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 18:36:13,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:36:13,400 INFO L87 Difference]: Start difference. First operand 1141 states and 3328 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-07-13 18:36:13,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:13,472 INFO L93 Difference]: Finished difference Result 1711 states and 5043 transitions. [2021-07-13 18:36:13,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 18:36:13,472 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) Word has length 88 [2021-07-13 18:36:13,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:13,476 INFO L225 Difference]: With dead ends: 1711 [2021-07-13 18:36:13,476 INFO L226 Difference]: Without dead ends: 1028 [2021-07-13 18:36:13,476 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 77.8ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-07-13 18:36:13,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2021-07-13 18:36:13,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 1028. [2021-07-13 18:36:13,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 1027 states have (on average 2.8792599805258035) internal successors, (2957), 1027 states have internal predecessors, (2957), 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) [2021-07-13 18:36:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 2957 transitions. [2021-07-13 18:36:13,497 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 2957 transitions. Word has length 88 [2021-07-13 18:36:13,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:13,498 INFO L482 AbstractCegarLoop]: Abstraction has 1028 states and 2957 transitions. [2021-07-13 18:36:13,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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) [2021-07-13 18:36:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2957 transitions. [2021-07-13 18:36:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-07-13 18:36:13,500 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:13,500 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:13,500 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-13 18:36:13,501 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:13,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:13,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1638895431, now seen corresponding path program 3 times [2021-07-13 18:36:13,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:13,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550798153] [2021-07-13 18:36:13,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:36:13,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:36:13,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:36:13,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550798153] [2021-07-13 18:36:13,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550798153] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:36:13,870 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:36:13,870 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-13 18:36:13,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460336441] [2021-07-13 18:36:13,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-13 18:36:13,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:36:13,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-13 18:36:13,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-07-13 18:36:13,871 INFO L87 Difference]: Start difference. First operand 1028 states and 2957 transitions. Second operand has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 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) [2021-07-13 18:36:14,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:36:14,219 INFO L93 Difference]: Finished difference Result 1490 states and 4327 transitions. [2021-07-13 18:36:14,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 18:36:14,220 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 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) Word has length 88 [2021-07-13 18:36:14,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:36:14,222 INFO L225 Difference]: With dead ends: 1490 [2021-07-13 18:36:14,222 INFO L226 Difference]: Without dead ends: 764 [2021-07-13 18:36:14,223 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 442.0ms TimeCoverageRelationStatistics Valid=97, Invalid=409, Unknown=0, NotChecked=0, Total=506 [2021-07-13 18:36:14,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2021-07-13 18:36:14,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 764. [2021-07-13 18:36:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 763 states have (on average 2.7326343381389253) internal successors, (2085), 763 states have internal predecessors, (2085), 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) [2021-07-13 18:36:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 2085 transitions. [2021-07-13 18:36:14,237 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 2085 transitions. Word has length 88 [2021-07-13 18:36:14,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:36:14,237 INFO L482 AbstractCegarLoop]: Abstraction has 764 states and 2085 transitions. [2021-07-13 18:36:14,237 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 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) [2021-07-13 18:36:14,237 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 2085 transitions. [2021-07-13 18:36:14,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-07-13 18:36:14,239 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:36:14,239 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:36:14,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-13 18:36:14,239 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:36:14,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:36:14,240 INFO L82 PathProgramCache]: Analyzing trace with hash -721845255, now seen corresponding path program 4 times [2021-07-13 18:36:14,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:36:14,240 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881488865] [2021-07-13 18:36:14,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:36:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 18:36:14,282 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 18:36:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 18:36:14,333 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 18:36:14,369 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-13 18:36:14,370 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-13 18:36:14,370 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-13 18:36:14,370 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-07-13 18:36:14,371 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-13 18:36:14,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 06:36:14 BasicIcfg [2021-07-13 18:36:14,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-13 18:36:14,546 INFO L168 Benchmark]: Toolchain (without parser) took 9798.84 ms. Allocated memory was 182.5 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 145.1 MB in the beginning and 967.1 MB in the end (delta: -822.0 MB). Peak memory consumption was 338.7 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,546 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-13 18:36:14,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.98 ms. Allocated memory is still 182.5 MB. Free memory was 144.8 MB in the beginning and 152.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.37 ms. Allocated memory is still 182.5 MB. Free memory was 152.4 MB in the beginning and 149.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,550 INFO L168 Benchmark]: Boogie Preprocessor took 47.01 ms. Allocated memory is still 182.5 MB. Free memory was 149.8 MB in the beginning and 147.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,550 INFO L168 Benchmark]: RCFGBuilder took 2011.62 ms. Allocated memory was 182.5 MB in the beginning and 223.3 MB in the end (delta: 40.9 MB). Free memory was 146.6 MB in the beginning and 110.3 MB in the end (delta: 36.3 MB). Peak memory consumption was 94.0 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,553 INFO L168 Benchmark]: TraceAbstraction took 7103.13 ms. Allocated memory was 223.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 109.8 MB in the beginning and 967.1 MB in the end (delta: -857.3 MB). Peak memory consumption was 261.5 MB. Max. memory is 8.0 GB. [2021-07-13 18:36:14,556 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 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 573.98 ms. Allocated memory is still 182.5 MB. Free memory was 144.8 MB in the beginning and 152.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.37 ms. Allocated memory is still 182.5 MB. Free memory was 152.4 MB in the beginning and 149.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 47.01 ms. Allocated memory is still 182.5 MB. Free memory was 149.8 MB in the beginning and 147.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2011.62 ms. Allocated memory was 182.5 MB in the beginning and 223.3 MB in the end (delta: 40.9 MB). Free memory was 146.6 MB in the beginning and 110.3 MB in the end (delta: 36.3 MB). Peak memory consumption was 94.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7103.13 ms. Allocated memory was 223.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 109.8 MB in the beginning and 967.1 MB in the end (delta: -857.3 MB). Peak memory consumption was 261.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L717] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L719] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L721] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L722] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L723] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L725] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L727] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L729] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L730] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0] [L731] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0] [L732] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L733] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L734] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L735] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L736] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L737] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L738] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L739] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L740] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L741] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L742] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L743] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L744] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L745] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L746] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L747] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L853] 0 pthread_t t388; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] FCALL, FORK 0 pthread_create(&t388, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] 0 pthread_t t389; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L856] FCALL, FORK 0 pthread_create(&t389, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L857] 0 pthread_t t390; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L858] FCALL, FORK 0 pthread_create(&t390, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L800] 3 z$w_buff1 = z$w_buff0 [L801] 3 z$w_buff0 = 1 [L802] 3 z$w_buff1_used = z$w_buff0_used [L803] 3 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L805] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L806] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L807] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L808] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L809] 3 z$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L812] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L813] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L814] 3 z$flush_delayed = weak$$choice2 [L815] 3 z$mem_tmp = z [L816] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L816] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1 [L816] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L816] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L817] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L817] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L818] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L818] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L819] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L819] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L820] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L821] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L822] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L823] 3 __unbuffered_p2_EAX = z [L824] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L824] 3 z = z$flush_delayed ? z$mem_tmp : z [L825] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L757] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L760] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 y = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=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$$choice0=50, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L776] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L777] 2 z$flush_delayed = weak$$choice2 [L778] 2 z$mem_tmp = z [L779] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L779] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L780] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L780] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0) [L780] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L780] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L781] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L781] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1) [L781] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L781] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L782] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L782] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used) [L782] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L782] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L783] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L783] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L784] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2) [L784] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L784] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L785] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L785] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L786] 2 __unbuffered_p1_EAX = z [L787] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L787] 2 z = z$flush_delayed ? z$mem_tmp : z [L788] 2 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L831] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L831] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L832] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L832] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L833] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L833] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L834] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L834] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L835] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L835] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L838] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L860] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L864] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L864] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L864] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L865] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L865] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L866] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L866] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L867] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L867] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L868] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L868] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L871] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 140 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 745.4ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 39.3ms, AutomataDifference: 168.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 235.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 96 SDtfs, 37 SDslu, 32 SDs, 0 SdLazy, 2 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=5651occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 8.1ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.8ms SsaConstructionTime, 40.5ms SatisfiabilityAnalysisTime, 150.0ms InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 113 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, 140 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6045.4ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 143.2ms, AutomataDifference: 2142.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 352.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1284 SDtfs, 1785 SDslu, 4647 SDs, 0 SdLazy, 398 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 436.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1261.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=10628occurred in iteration=0, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1469.2ms AutomataMinimizationTime, 9 MinimizatonAttempts, 330 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 35.7ms SsaConstructionTime, 440.1ms SatisfiabilityAnalysisTime, 1280.6ms InterpolantComputationTime, 828 NumberOfCodeBlocks, 828 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 731 ConstructedInterpolants, 0 QuantifiedInterpolants, 3845 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...