/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/mix037_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-12 16:40:34,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-12 16:40:34,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-12 16:40:34,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-12 16:40:34,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-12 16:40:34,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-12 16:40:34,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-12 16:40:34,297 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 [2021-06-12 16:40:34,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-12 16:40:34,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-12 16:40:34,333 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-12 16:40:34,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-12 16:40:34,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-12 16:40:34,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-12 16:40:34,335 INFO L138 SettingsManager]: * Use SBE=true [2021-06-12 16:40:34,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-12 16:40:34,336 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-12 16:40:34,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-12 16:40:34,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-12 16:40:34,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-12 16:40:34,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-12 16:40:34,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-12 16:40:34,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-12 16:40:34,337 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-12 16:40:34,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-12 16:40:34,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-12 16:40:34,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-12 16:40:34,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-12 16:40:34,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-12 16:40:34,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-12 16:40:34,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-12 16:40:34,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-12 16:40:34,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-12 16:40:34,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-12 16:40:34,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-12 16:40:34,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-12 16:40:34,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-12 16:40:34,340 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-12 16:40:34,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-12 16:40:34,345 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-12 16:40:34,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-12 16:40:34,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-12 16:40:34,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-12 16:40:34,662 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-12 16:40:34,668 INFO L275 PluginConnector]: CDTParser initialized [2021-06-12 16:40:34,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix037_tso.oepc.i [2021-06-12 16:40:34,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114f2e7a/972beddb66bc4a9b920d5bfd20833fd7/FLAGc9fa3154f [2021-06-12 16:40:35,255 INFO L306 CDTParser]: Found 1 translation units. [2021-06-12 16:40:35,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_tso.oepc.i [2021-06-12 16:40:35,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114f2e7a/972beddb66bc4a9b920d5bfd20833fd7/FLAGc9fa3154f [2021-06-12 16:40:35,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0114f2e7a/972beddb66bc4a9b920d5bfd20833fd7 [2021-06-12 16:40:35,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-12 16:40:35,734 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-12 16:40:35,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-12 16:40:35,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-12 16:40:35,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-12 16:40:35,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 04:40:35" (1/1) ... [2021-06-12 16:40:35,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b708d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:35, skipping insertion in model container [2021-06-12 16:40:35,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.06 04:40:35" (1/1) ... [2021-06-12 16:40:35,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-12 16:40:35,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-12 16:40:35,912 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/mix037_tso.oepc.i[949,962] [2021-06-12 16:40:36,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 16:40:36,109 INFO L203 MainTranslator]: Completed pre-run [2021-06-12 16:40:36,119 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/mix037_tso.oepc.i[949,962] [2021-06-12 16:40:36,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-12 16:40:36,264 INFO L208 MainTranslator]: Completed translation [2021-06-12 16:40:36,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36 WrapperNode [2021-06-12 16:40:36,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-12 16:40:36,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-12 16:40:36,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-12 16:40:36,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-12 16:40:36,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-12 16:40:36,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-12 16:40:36,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-12 16:40:36,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-12 16:40:36,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (1/1) ... [2021-06-12 16:40:36,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-12 16:40:36,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-12 16:40:36,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-12 16:40:36,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-12 16:40:36,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (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 [2021-06-12 16:40:36,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-12 16:40:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-12 16:40:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-12 16:40:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-12 16:40:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-12 16:40:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-12 16:40:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-12 16:40:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-12 16:40:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-12 16:40:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-12 16:40:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-12 16:40:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-12 16:40:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-12 16:40:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-12 16:40:36,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-12 16:40:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-12 16:40:36,485 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-12 16:40:38,239 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-12 16:40:38,240 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-12 16:40:38,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 04:40:38 BoogieIcfgContainer [2021-06-12 16:40:38,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-12 16:40:38,245 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-12 16:40:38,245 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-12 16:40:38,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-12 16:40:38,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.06 04:40:35" (1/3) ... [2021-06-12 16:40:38,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2888f9de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 04:40:38, skipping insertion in model container [2021-06-12 16:40:38,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.06 04:40:36" (2/3) ... [2021-06-12 16:40:38,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2888f9de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.06 04:40:38, skipping insertion in model container [2021-06-12 16:40:38,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 04:40:38" (3/3) ... [2021-06-12 16:40:38,251 INFO L111 eAbstractionObserver]: Analyzing ICFG mix037_tso.oepc.i [2021-06-12 16:40:38,257 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-12 16:40:38,257 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-12 16:40:38,257 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-12 16:40:38,258 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-12 16:40:38,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,298 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,299 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,300 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,302 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,303 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,304 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,305 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,313 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,313 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,314 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,314 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,314 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,314 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,315 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,316 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,317 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,318 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,322 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,323 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,323 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,323 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,324 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,324 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,325 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,325 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,326 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,326 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,327 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,327 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,327 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,327 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,328 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,329 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,329 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,329 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,334 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,336 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,336 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,336 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,336 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,339 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,339 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,339 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,339 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,339 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,340 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,340 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,342 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,342 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,342 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,342 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,342 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,343 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,343 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,343 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,343 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,344 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,344 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,344 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,345 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,346 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,347 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,347 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,348 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,349 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-12 16:40:38,351 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-12 16:40:38,375 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-12 16:40:38,390 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 16:40:38,390 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 16:40:38,391 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 16:40:38,391 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 16:40:38,391 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 16:40:38,391 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 16:40:38,391 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 16:40:38,391 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1======== [2021-06-12 16:40:38,401 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 143 places, 132 transitions, 284 flow [2021-06-12 16:41:25,574 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:41:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:41:27,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-12 16:41:27,198 INFO L301 ceAbstractionStarter]: Result for error location P1 was SAFE (1/3) [2021-06-12 16:41:27,200 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-12 16:41:27,202 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 16:41:27,202 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 16:41:27,202 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 16:41:27,202 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 16:41:27,202 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 16:41:27,202 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 16:41:27,202 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 16:41:27,202 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P1Thread1of1ForFork1======== [2021-06-12 16:41:27,205 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 143 places, 132 transitions, 284 flow [2021-06-12 16:42:12,119 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:42:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:42:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-06-12 16:42:12,421 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:42:12,422 INFO L472 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] [2021-06-12 16:42:12,422 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:42:12,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:42:12,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1387485350, now seen corresponding path program 1 times [2021-06-12 16:42:12,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:42:12,436 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678188087] [2021-06-12 16:42:12,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:42:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:42:12,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:42:12,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:42:12,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678188087] [2021-06-12 16:42:12,726 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678188087] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:42:12,726 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:42:12,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-12 16:42:12,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891726513] [2021-06-12 16:42:12,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-12 16:42:12,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:42:12,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-12 16:42:12,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 16:42:12,936 INFO L87 Difference]: Start difference. First operand has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2021-06-12 16:42:14,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:42:14,873 INFO L93 Difference]: Finished difference Result 147494 states and 657959 transitions. [2021-06-12 16:42:14,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-12 16:42:14,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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 55 [2021-06-12 16:42:14,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:42:14,879 INFO L225 Difference]: With dead ends: 147494 [2021-06-12 16:42:14,879 INFO L226 Difference]: Without dead ends: 0 [2021-06-12 16:42:14,880 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-12 16:42:14,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-12 16:42:14,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-12 16:42:14,898 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) [2021-06-12 16:42:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-12 16:42:14,900 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-06-12 16:42:14,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:42:14,900 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-12 16:42:14,900 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2021-06-12 16:42:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-12 16:42:14,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-12 16:42:14,900 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-12 16:42:14,901 INFO L301 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE (2/3) [2021-06-12 16:42:14,902 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-12 16:42:14,903 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-12 16:42:14,903 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-12 16:42:14,903 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-12 16:42:14,903 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-12 16:42:14,903 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-12 16:42:14,903 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-12 16:42:14,903 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-12 16:42:14,903 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-12 16:42:14,906 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 143 places, 132 transitions, 284 flow [2021-06-12 16:42:59,142 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:42:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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) [2021-06-12 16:42:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-12 16:42:59,407 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:42:59,408 INFO L472 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] [2021-06-12 16:42:59,408 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:42:59,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:42:59,408 INFO L82 PathProgramCache]: Analyzing trace with hash 961925361, now seen corresponding path program 1 times [2021-06-12 16:42:59,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:42:59,409 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481150186] [2021-06-12 16:42:59,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:42:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:42:59,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:42:59,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:42:59,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481150186] [2021-06-12 16:42:59,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481150186] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:42:59,724 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:42:59,724 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-12 16:42:59,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809741976] [2021-06-12 16:42:59,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-12 16:42:59,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:42:59,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-12 16:42:59,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-12 16:42:59,933 INFO L87 Difference]: Start difference. First operand has 171678 states, 171674 states have (on average 4.54438062840034) internal successors, (780152), 171677 states have internal predecessors, (780152), 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 6 states, 6 states have (on average 13.5) internal successors, (81), 6 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) [2021-06-12 16:43:02,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:02,474 INFO L93 Difference]: Finished difference Result 216606 states and 964952 transitions. [2021-06-12 16:43:02,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-12 16:43:02,475 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 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 [2021-06-12 16:43:02,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:03,335 INFO L225 Difference]: With dead ends: 216606 [2021-06-12 16:43:03,336 INFO L226 Difference]: Without dead ends: 77214 [2021-06-12 16:43:03,336 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 102.6ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:04,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77214 states. [2021-06-12 16:43:06,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77214 to 77214. [2021-06-12 16:43:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77214 states, 77212 states have (on average 4.383878153654872) internal successors, (338488), 77213 states have internal predecessors, (338488), 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) [2021-06-12 16:43:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77214 states to 77214 states and 338488 transitions. [2021-06-12 16:43:07,694 INFO L78 Accepts]: Start accepts. Automaton has 77214 states and 338488 transitions. Word has length 81 [2021-06-12 16:43:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:07,696 INFO L482 AbstractCegarLoop]: Abstraction has 77214 states and 338488 transitions. [2021-06-12 16:43:07,696 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 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) [2021-06-12 16:43:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 77214 states and 338488 transitions. [2021-06-12 16:43:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-06-12 16:43:08,087 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:08,087 INFO L472 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] [2021-06-12 16:43:08,087 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-12 16:43:08,087 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:08,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:08,088 INFO L82 PathProgramCache]: Analyzing trace with hash -682665751, now seen corresponding path program 1 times [2021-06-12 16:43:08,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:08,088 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585622842] [2021-06-12 16:43:08,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:08,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:08,282 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585622842] [2021-06-12 16:43:08,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585622842] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:08,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:08,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-12 16:43:08,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592099574] [2021-06-12 16:43:08,284 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-12 16:43:08,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:08,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-12 16:43:08,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-12 16:43:08,285 INFO L87 Difference]: Start difference. First operand 77214 states and 338488 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:09,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:09,596 INFO L93 Difference]: Finished difference Result 89817 states and 391114 transitions. [2021-06-12 16:43:09,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-12 16:43:09,596 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-06-12 16:43:09,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:10,067 INFO L225 Difference]: With dead ends: 89817 [2021-06-12 16:43:10,067 INFO L226 Difference]: Without dead ends: 75609 [2021-06-12 16:43:10,068 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 178.0ms TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-06-12 16:43:10,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75609 states. [2021-06-12 16:43:12,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75609 to 72273. [2021-06-12 16:43:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72273 states, 72271 states have (on average 4.365457790815126) internal successors, (315496), 72272 states have internal predecessors, (315496), 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) [2021-06-12 16:43:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72273 states to 72273 states and 315496 transitions. [2021-06-12 16:43:13,184 INFO L78 Accepts]: Start accepts. Automaton has 72273 states and 315496 transitions. Word has length 85 [2021-06-12 16:43:13,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:13,185 INFO L482 AbstractCegarLoop]: Abstraction has 72273 states and 315496 transitions. [2021-06-12 16:43:13,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 72273 states and 315496 transitions. [2021-06-12 16:43:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-06-12 16:43:13,285 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:13,285 INFO L472 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] [2021-06-12 16:43:13,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-12 16:43:13,285 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:13,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:13,286 INFO L82 PathProgramCache]: Analyzing trace with hash -51120505, now seen corresponding path program 1 times [2021-06-12 16:43:13,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:13,286 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191993989] [2021-06-12 16:43:13,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:13,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:13,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191993989] [2021-06-12 16:43:13,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191993989] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:13,558 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:13,558 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-12 16:43:13,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118815724] [2021-06-12 16:43:13,559 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-12 16:43:13,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:13,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-12 16:43:13,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:13,560 INFO L87 Difference]: Start difference. First operand 72273 states and 315496 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-06-12 16:43:14,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:14,783 INFO L93 Difference]: Finished difference Result 81633 states and 354520 transitions. [2021-06-12 16:43:14,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-12 16:43:14,783 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2021-06-12 16:43:14,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:15,143 INFO L225 Difference]: With dead ends: 81633 [2021-06-12 16:43:15,143 INFO L226 Difference]: Without dead ends: 72417 [2021-06-12 16:43:15,143 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 206.4ms TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2021-06-12 16:43:15,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72417 states. [2021-06-12 16:43:17,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72417 to 72417. [2021-06-12 16:43:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72417 states, 72415 states have (on average 4.364731064006076) internal successors, (316072), 72416 states have internal predecessors, (316072), 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) [2021-06-12 16:43:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72417 states to 72417 states and 316072 transitions. [2021-06-12 16:43:18,090 INFO L78 Accepts]: Start accepts. Automaton has 72417 states and 316072 transitions. Word has length 87 [2021-06-12 16:43:18,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:18,092 INFO L482 AbstractCegarLoop]: Abstraction has 72417 states and 316072 transitions. [2021-06-12 16:43:18,093 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-06-12 16:43:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 72417 states and 316072 transitions. [2021-06-12 16:43:18,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-06-12 16:43:18,189 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:18,190 INFO L472 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] [2021-06-12 16:43:18,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-12 16:43:18,190 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:18,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:18,190 INFO L82 PathProgramCache]: Analyzing trace with hash -1148825607, now seen corresponding path program 2 times [2021-06-12 16:43:18,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:18,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78682378] [2021-06-12 16:43:18,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:18,441 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:18,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78682378] [2021-06-12 16:43:18,442 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78682378] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:18,442 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:18,442 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-12 16:43:18,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212326] [2021-06-12 16:43:18,443 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-12 16:43:18,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:18,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-12 16:43:18,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:18,444 INFO L87 Difference]: Start difference. First operand 72417 states and 316072 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-06-12 16:43:19,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:19,507 INFO L93 Difference]: Finished difference Result 85497 states and 371986 transitions. [2021-06-12 16:43:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-12 16:43:19,508 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2021-06-12 16:43:19,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:19,871 INFO L225 Difference]: With dead ends: 85497 [2021-06-12 16:43:19,871 INFO L226 Difference]: Without dead ends: 75321 [2021-06-12 16:43:19,872 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 228.0ms TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2021-06-12 16:43:20,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75321 states. [2021-06-12 16:43:22,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75321 to 75177. [2021-06-12 16:43:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75177 states, 75175 states have (on average 4.369777186564683) internal successors, (328498), 75176 states have internal predecessors, (328498), 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) [2021-06-12 16:43:23,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75177 states to 75177 states and 328498 transitions. [2021-06-12 16:43:23,263 INFO L78 Accepts]: Start accepts. Automaton has 75177 states and 328498 transitions. Word has length 87 [2021-06-12 16:43:23,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:23,264 INFO L482 AbstractCegarLoop]: Abstraction has 75177 states and 328498 transitions. [2021-06-12 16:43:23,265 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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) [2021-06-12 16:43:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 75177 states and 328498 transitions. [2021-06-12 16:43:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-06-12 16:43:23,425 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:23,425 INFO L472 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] [2021-06-12 16:43:23,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-12 16:43:23,425 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:23,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:23,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1710975098, now seen corresponding path program 1 times [2021-06-12 16:43:23,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:23,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900892408] [2021-06-12 16:43:23,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:23,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:23,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900892408] [2021-06-12 16:43:23,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900892408] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:23,744 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:23,744 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-12 16:43:23,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981246762] [2021-06-12 16:43:23,744 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-12 16:43:23,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:23,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-12 16:43:23,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-12 16:43:23,745 INFO L87 Difference]: Start difference. First operand 75177 states and 328498 transitions. Second operand has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 9 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) [2021-06-12 16:43:24,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:24,921 INFO L93 Difference]: Finished difference Result 74622 states and 324049 transitions. [2021-06-12 16:43:24,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-12 16:43:24,922 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 9 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 [2021-06-12 16:43:24,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:25,446 INFO L225 Difference]: With dead ends: 74622 [2021-06-12 16:43:25,446 INFO L226 Difference]: Without dead ends: 66942 [2021-06-12 16:43:25,446 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 179.8ms TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2021-06-12 16:43:26,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66942 states. [2021-06-12 16:43:28,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66942 to 66942. [2021-06-12 16:43:28,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66942 states, 66941 states have (on average 4.3594359211843265) internal successors, (291825), 66941 states have internal predecessors, (291825), 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) [2021-06-12 16:43:28,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66942 states to 66942 states and 291825 transitions. [2021-06-12 16:43:28,620 INFO L78 Accepts]: Start accepts. Automaton has 66942 states and 291825 transitions. Word has length 88 [2021-06-12 16:43:28,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:28,620 INFO L482 AbstractCegarLoop]: Abstraction has 66942 states and 291825 transitions. [2021-06-12 16:43:28,620 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 9 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) [2021-06-12 16:43:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 66942 states and 291825 transitions. [2021-06-12 16:43:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-06-12 16:43:29,212 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:29,212 INFO L472 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, 1] [2021-06-12 16:43:29,212 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-12 16:43:29,212 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:29,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:29,234 INFO L82 PathProgramCache]: Analyzing trace with hash 272713574, now seen corresponding path program 1 times [2021-06-12 16:43:29,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:29,234 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483442358] [2021-06-12 16:43:29,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:29,366 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:29,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483442358] [2021-06-12 16:43:29,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483442358] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:29,366 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:29,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-12 16:43:29,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601019109] [2021-06-12 16:43:29,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-12 16:43:29,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:29,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-12 16:43:29,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-12 16:43:29,368 INFO L87 Difference]: Start difference. First operand 66942 states and 291825 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 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) [2021-06-12 16:43:30,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:30,273 INFO L93 Difference]: Finished difference Result 82058 states and 352730 transitions. [2021-06-12 16:43:30,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-12 16:43:30,274 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 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 89 [2021-06-12 16:43:30,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:30,507 INFO L225 Difference]: With dead ends: 82058 [2021-06-12 16:43:30,507 INFO L226 Difference]: Without dead ends: 60234 [2021-06-12 16:43:30,508 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 93.2ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:30,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60234 states. [2021-06-12 16:43:32,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60234 to 60234. [2021-06-12 16:43:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60234 states, 60233 states have (on average 4.2880978865406005) internal successors, (258285), 60233 states have internal predecessors, (258285), 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) [2021-06-12 16:43:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60234 states to 60234 states and 258285 transitions. [2021-06-12 16:43:32,764 INFO L78 Accepts]: Start accepts. Automaton has 60234 states and 258285 transitions. Word has length 89 [2021-06-12 16:43:32,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:32,764 INFO L482 AbstractCegarLoop]: Abstraction has 60234 states and 258285 transitions. [2021-06-12 16:43:32,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 6 states have internal predecessors, (89), 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) [2021-06-12 16:43:32,770 INFO L276 IsEmpty]: Start isEmpty. Operand 60234 states and 258285 transitions. [2021-06-12 16:43:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-06-12 16:43:32,897 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:32,897 INFO L472 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, 1, 1] [2021-06-12 16:43:32,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-12 16:43:32,897 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:32,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:32,900 INFO L82 PathProgramCache]: Analyzing trace with hash -141621324, now seen corresponding path program 1 times [2021-06-12 16:43:32,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:32,900 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573232638] [2021-06-12 16:43:32,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:33,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:33,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573232638] [2021-06-12 16:43:33,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573232638] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:33,019 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:33,019 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-12 16:43:33,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398432001] [2021-06-12 16:43:33,019 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-12 16:43:33,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:33,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-12 16:43:33,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-12 16:43:33,020 INFO L87 Difference]: Start difference. First operand 60234 states and 258285 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:33,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:33,801 INFO L93 Difference]: Finished difference Result 60978 states and 255268 transitions. [2021-06-12 16:43:33,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-12 16:43:33,802 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2021-06-12 16:43:33,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:33,945 INFO L225 Difference]: With dead ends: 60978 [2021-06-12 16:43:33,945 INFO L226 Difference]: Without dead ends: 42918 [2021-06-12 16:43:33,946 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 90.3ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-06-12 16:43:34,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42918 states. [2021-06-12 16:43:34,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42918 to 42030. [2021-06-12 16:43:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42030 states, 42029 states have (on average 4.132075471698113) internal successors, (173667), 42029 states have internal predecessors, (173667), 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) [2021-06-12 16:43:34,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42030 states to 42030 states and 173667 transitions. [2021-06-12 16:43:34,994 INFO L78 Accepts]: Start accepts. Automaton has 42030 states and 173667 transitions. Word has length 90 [2021-06-12 16:43:34,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:34,994 INFO L482 AbstractCegarLoop]: Abstraction has 42030 states and 173667 transitions. [2021-06-12 16:43:34,994 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 42030 states and 173667 transitions. [2021-06-12 16:43:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-06-12 16:43:35,358 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:35,358 INFO L472 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, 1, 1, 1, 1, 1] [2021-06-12 16:43:35,358 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-12 16:43:35,358 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:35,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:35,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1174737149, now seen corresponding path program 1 times [2021-06-12 16:43:35,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:35,359 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260214653] [2021-06-12 16:43:35,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:35,497 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:35,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260214653] [2021-06-12 16:43:35,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260214653] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:35,498 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:35,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-12 16:43:35,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267698419] [2021-06-12 16:43:35,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-12 16:43:35,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:35,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-12 16:43:35,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-12 16:43:35,499 INFO L87 Difference]: Start difference. First operand 42030 states and 173667 transitions. Second operand has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:35,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:35,870 INFO L93 Difference]: Finished difference Result 36306 states and 147180 transitions. [2021-06-12 16:43:35,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-12 16:43:35,871 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-06-12 16:43:35,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:35,957 INFO L225 Difference]: With dead ends: 36306 [2021-06-12 16:43:35,957 INFO L226 Difference]: Without dead ends: 26910 [2021-06-12 16:43:35,958 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 112.3ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-06-12 16:43:36,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26910 states. [2021-06-12 16:43:36,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26910 to 26622. [2021-06-12 16:43:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26622 states, 26621 states have (on average 4.017392284286841) internal successors, (106947), 26621 states have internal predecessors, (106947), 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) [2021-06-12 16:43:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26622 states to 26622 states and 106947 transitions. [2021-06-12 16:43:36,833 INFO L78 Accepts]: Start accepts. Automaton has 26622 states and 106947 transitions. Word has length 93 [2021-06-12 16:43:36,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:36,834 INFO L482 AbstractCegarLoop]: Abstraction has 26622 states and 106947 transitions. [2021-06-12 16:43:36,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-12 16:43:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 26622 states and 106947 transitions. [2021-06-12 16:43:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-06-12 16:43:36,874 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:36,875 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 16:43:36,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-12 16:43:36,875 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:36,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:36,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1948050415, now seen corresponding path program 1 times [2021-06-12 16:43:36,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:36,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727736935] [2021-06-12 16:43:36,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:37,162 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2021-06-12 16:43:37,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:37,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:37,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727736935] [2021-06-12 16:43:37,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727736935] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:37,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:37,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-12 16:43:37,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998050039] [2021-06-12 16:43:37,169 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-12 16:43:37,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:37,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-12 16:43:37,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-12 16:43:37,170 INFO L87 Difference]: Start difference. First operand 26622 states and 106947 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 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) [2021-06-12 16:43:37,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:37,427 INFO L93 Difference]: Finished difference Result 37836 states and 151524 transitions. [2021-06-12 16:43:37,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-12 16:43:37,428 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 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 98 [2021-06-12 16:43:37,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:37,500 INFO L225 Difference]: With dead ends: 37836 [2021-06-12 16:43:37,500 INFO L226 Difference]: Without dead ends: 27432 [2021-06-12 16:43:37,500 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 254.2ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:37,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27432 states. [2021-06-12 16:43:38,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27432 to 26622. [2021-06-12 16:43:38,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26622 states, 26621 states have (on average 3.9680327560948125) internal successors, (105633), 26621 states have internal predecessors, (105633), 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) [2021-06-12 16:43:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26622 states to 26622 states and 105633 transitions. [2021-06-12 16:43:38,230 INFO L78 Accepts]: Start accepts. Automaton has 26622 states and 105633 transitions. Word has length 98 [2021-06-12 16:43:38,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:38,230 INFO L482 AbstractCegarLoop]: Abstraction has 26622 states and 105633 transitions. [2021-06-12 16:43:38,231 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 7 states have internal predecessors, (98), 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) [2021-06-12 16:43:38,231 INFO L276 IsEmpty]: Start isEmpty. Operand 26622 states and 105633 transitions. [2021-06-12 16:43:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-06-12 16:43:38,271 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:38,272 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 16:43:38,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-12 16:43:38,272 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:38,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:38,272 INFO L82 PathProgramCache]: Analyzing trace with hash 813494639, now seen corresponding path program 2 times [2021-06-12 16:43:38,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:38,273 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909265814] [2021-06-12 16:43:38,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:38,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:38,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909265814] [2021-06-12 16:43:38,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909265814] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:38,522 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:38,522 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-12 16:43:38,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676823833] [2021-06-12 16:43:38,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-12 16:43:38,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:38,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-12 16:43:38,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-06-12 16:43:38,524 INFO L87 Difference]: Start difference. First operand 26622 states and 105633 transitions. Second operand has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 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) [2021-06-12 16:43:39,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:39,282 INFO L93 Difference]: Finished difference Result 42030 states and 165000 transitions. [2021-06-12 16:43:39,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-12 16:43:39,283 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 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 98 [2021-06-12 16:43:39,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:39,364 INFO L225 Difference]: With dead ends: 42030 [2021-06-12 16:43:39,364 INFO L226 Difference]: Without dead ends: 34182 [2021-06-12 16:43:39,365 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 281.3ms TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2021-06-12 16:43:39,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34182 states. [2021-06-12 16:43:40,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34182 to 29042. [2021-06-12 16:43:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29042 states, 29041 states have (on average 3.9419097138528287) internal successors, (114477), 29041 states have internal predecessors, (114477), 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) [2021-06-12 16:43:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29042 states to 29042 states and 114477 transitions. [2021-06-12 16:43:40,334 INFO L78 Accepts]: Start accepts. Automaton has 29042 states and 114477 transitions. Word has length 98 [2021-06-12 16:43:40,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:40,334 INFO L482 AbstractCegarLoop]: Abstraction has 29042 states and 114477 transitions. [2021-06-12 16:43:40,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 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) [2021-06-12 16:43:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 29042 states and 114477 transitions. [2021-06-12 16:43:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-06-12 16:43:40,396 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:40,397 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 16:43:40,397 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-12 16:43:40,397 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:40,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:40,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1480673199, now seen corresponding path program 3 times [2021-06-12 16:43:40,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:40,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134290120] [2021-06-12 16:43:40,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:40,837 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2021-06-12 16:43:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:40,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:40,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134290120] [2021-06-12 16:43:40,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134290120] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:40,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:40,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-12 16:43:40,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830932763] [2021-06-12 16:43:40,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-12 16:43:40,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:40,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-12 16:43:40,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-12 16:43:40,843 INFO L87 Difference]: Start difference. First operand 29042 states and 114477 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) [2021-06-12 16:43:41,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:41,218 INFO L93 Difference]: Finished difference Result 25262 states and 99276 transitions. [2021-06-12 16:43:41,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-12 16:43:41,220 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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 98 [2021-06-12 16:43:41,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:41,271 INFO L225 Difference]: With dead ends: 25262 [2021-06-12 16:43:41,271 INFO L226 Difference]: Without dead ends: 12016 [2021-06-12 16:43:41,272 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 395.0ms TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2021-06-12 16:43:41,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12016 states. [2021-06-12 16:43:41,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12016 to 10216. [2021-06-12 16:43:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10216 states, 10215 states have (on average 3.8916299559471366) internal successors, (39753), 10215 states have internal predecessors, (39753), 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) [2021-06-12 16:43:41,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10216 states to 10216 states and 39753 transitions. [2021-06-12 16:43:41,566 INFO L78 Accepts]: Start accepts. Automaton has 10216 states and 39753 transitions. Word has length 98 [2021-06-12 16:43:41,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:41,566 INFO L482 AbstractCegarLoop]: Abstraction has 10216 states and 39753 transitions. [2021-06-12 16:43:41,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) [2021-06-12 16:43:41,567 INFO L276 IsEmpty]: Start isEmpty. Operand 10216 states and 39753 transitions. [2021-06-12 16:43:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-06-12 16:43:41,586 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:41,586 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 16:43:41,587 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-12 16:43:41,587 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:41,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:41,587 INFO L82 PathProgramCache]: Analyzing trace with hash 315390934, now seen corresponding path program 1 times [2021-06-12 16:43:41,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:41,589 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808636624] [2021-06-12 16:43:41,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-12 16:43:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-12 16:43:41,774 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-12 16:43:41,774 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808636624] [2021-06-12 16:43:41,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808636624] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-12 16:43:41,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-12 16:43:41,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-12 16:43:41,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066206072] [2021-06-12 16:43:41,775 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-12 16:43:41,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-12 16:43:41,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-12 16:43:41,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-12 16:43:41,775 INFO L87 Difference]: Start difference. First operand 10216 states and 39753 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-06-12 16:43:42,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-12 16:43:42,091 INFO L93 Difference]: Finished difference Result 14522 states and 55769 transitions. [2021-06-12 16:43:42,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-12 16:43:42,091 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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 103 [2021-06-12 16:43:42,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-12 16:43:42,126 INFO L225 Difference]: With dead ends: 14522 [2021-06-12 16:43:42,127 INFO L226 Difference]: Without dead ends: 7264 [2021-06-12 16:43:42,127 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 89.6ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-06-12 16:43:42,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7264 states. [2021-06-12 16:43:42,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7264 to 7264. [2021-06-12 16:43:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7264 states, 7263 states have (on average 3.7509293680297398) internal successors, (27243), 7263 states have internal predecessors, (27243), 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) [2021-06-12 16:43:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7264 states to 7264 states and 27243 transitions. [2021-06-12 16:43:42,311 INFO L78 Accepts]: Start accepts. Automaton has 7264 states and 27243 transitions. Word has length 103 [2021-06-12 16:43:42,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-12 16:43:42,312 INFO L482 AbstractCegarLoop]: Abstraction has 7264 states and 27243 transitions. [2021-06-12 16:43:42,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 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) [2021-06-12 16:43:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 7264 states and 27243 transitions. [2021-06-12 16:43:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-06-12 16:43:42,336 INFO L464 BasicCegarLoop]: Found error trace [2021-06-12 16:43:42,336 INFO L472 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-12 16:43:42,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-12 16:43:42,336 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-12 16:43:42,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-12 16:43:42,337 INFO L82 PathProgramCache]: Analyzing trace with hash 288081306, now seen corresponding path program 2 times [2021-06-12 16:43:42,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-12 16:43:42,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336762839] [2021-06-12 16:43:42,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-12 16:43:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 16:43:42,437 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 16:43:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-12 16:43:42,486 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-12 16:43:42,562 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-12 16:43:42,562 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-12 16:43:42,562 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-12 16:43:42,562 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (3/3) [2021-06-12 16:43:42,574 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-12 16:43:42,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.06 04:43:42 BasicIcfg [2021-06-12 16:43:42,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-12 16:43:42,744 INFO L168 Benchmark]: Toolchain (without parser) took 187010.61 ms. Allocated memory was 255.9 MB in the beginning and 7.9 GB in the end (delta: 7.6 GB). Free memory was 219.5 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,752 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-12 16:43:42,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.49 ms. Allocated memory is still 255.9 MB. Free memory was 219.3 MB in the beginning and 213.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.47 ms. Allocated memory is still 255.9 MB. Free memory was 213.8 MB in the beginning and 210.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,753 INFO L168 Benchmark]: Boogie Preprocessor took 45.30 ms. Allocated memory is still 255.9 MB. Free memory was 210.6 MB in the beginning and 208.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,753 INFO L168 Benchmark]: RCFGBuilder took 1845.38 ms. Allocated memory was 255.9 MB in the beginning and 351.3 MB in the end (delta: 95.4 MB). Free memory was 208.5 MB in the beginning and 326.7 MB in the end (delta: -118.2 MB). Peak memory consumption was 127.2 MB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,753 INFO L168 Benchmark]: TraceAbstraction took 184498.82 ms. Allocated memory was 351.3 MB in the beginning and 7.9 GB in the end (delta: 7.5 GB). Free memory was 326.2 MB in the beginning and 6.5 GB in the end (delta: -6.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-06-12 16:43:42,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 238.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 530.49 ms. Allocated memory is still 255.9 MB. Free memory was 219.3 MB in the beginning and 213.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 85.47 ms. Allocated memory is still 255.9 MB. Free memory was 213.8 MB in the beginning and 210.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 45.30 ms. Allocated memory is still 255.9 MB. Free memory was 210.6 MB in the beginning and 208.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1845.38 ms. Allocated memory was 255.9 MB in the beginning and 351.3 MB in the end (delta: 95.4 MB). Free memory was 208.5 MB in the beginning and 326.7 MB in the end (delta: -118.2 MB). Peak memory consumption was 127.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 184498.82 ms. Allocated memory was 351.3 MB in the beginning and 7.9 GB in the end (delta: 7.5 GB). Free memory was 326.2 MB in the beginning and 6.5 GB in the end (delta: -6.1 GB). Peak memory consumption was 1.4 GB. 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: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L722] 0 int b = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0] [L723] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0] [L724] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0] [L726] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L727] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L728] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L729] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L730] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L731] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L732] 0 _Bool x$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0] [L733] 0 _Bool x$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0] [L734] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0] [L735] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L736] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L737] 0 _Bool x$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0] [L738] 0 _Bool x$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0] [L739] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0] [L740] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L741] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L742] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L743] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L744] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L746] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L748] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L749] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L858] 0 pthread_t t993; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L859] FCALL, FORK 0 pthread_create(&t993, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L860] 0 pthread_t t994; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L861] FCALL, FORK 0 pthread_create(&t994, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L862] 0 pthread_t t995; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 2 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L783] 2 x$r_buff1_thd4 = x$r_buff0_thd4 [L784] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L863] FCALL, FORK 0 pthread_create(&t995, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L787] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L804] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L807] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L810] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L810] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L810] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L810] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L811] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L811] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L812] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L813] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L814] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L814] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L864] 0 pthread_t t996; VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L865] FCALL, FORK 0 pthread_create(&t996, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L824] 4 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L827] 4 a = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L830] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L833] 4 __unbuffered_p3_EBX = b VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L754] 1 b = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L757] 1 x = 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L760] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L760] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L760] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L760] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L761] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L761] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L762] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L762] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L763] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L763] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L764] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L764] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L790] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L791] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L792] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L793] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L794] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L836] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L836] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L836] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L836] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L837] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L837] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L838] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L838] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L839] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L839] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L840] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L840] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L843] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L867] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L871] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L871] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L871] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L871] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L872] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L872] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L873] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L873] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L874] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L874] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L875] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L875] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L878] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L879] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L880] 0 x$flush_delayed = weak$$choice2 [L881] 0 x$mem_tmp = x [L882] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L882] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L883] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L883] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L884] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L884] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L885] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L885] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L886] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L886] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L887] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L887] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L888] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L888] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L889] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L890] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L890] 0 x = x$flush_delayed ? x$mem_tmp : x [L891] 0 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1 with 1 thread instances CFG has 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 48809.7ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 1622.3ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 47183.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171678occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 47698.8ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 302.1ms, AutomataDifference: 2148.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 44916.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 118 SDtfs, 59 SDslu, 95 SDs, 0 SdLazy, 13 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171678occurred 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: 8.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 10.8ms SsaConstructionTime, 66.3ms SatisfiabilityAnalysisTime, 146.0ms InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 98 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 9 procedures, 170 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 87659.6ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 2280.7ms, AutomataDifference: 14587.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 44239.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2251 SDtfs, 4279 SDslu, 9135 SDs, 0 SdLazy, 1061 SolverSat, 257 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1338.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 2211.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171678occurred in iteration=0, InterpolantAutomatonStates: 130, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 23342.4ms AutomataMinimizationTime, 12 MinimizatonAttempts, 12406 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 100.7ms SsaConstructionTime, 637.0ms SatisfiabilityAnalysisTime, 2132.3ms InterpolantComputationTime, 1200 NumberOfCodeBlocks, 1200 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1085 ConstructedInterpolants, 0 QuantifiedInterpolants, 5659 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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...