/usr/bin/java -Xmx16000000000 -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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix009_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 10:59:04,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 10:59:04,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 10:59:04,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 10:59:04,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 10:59:04,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 10:59:04,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 10:59:04,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 10:59:04,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 10:59:04,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 10:59:04,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 10:59:04,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 10:59:04,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 10:59:04,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 10:59:04,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 10:59:04,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 10:59:04,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 10:59:04,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 10:59:04,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 10:59:04,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 10:59:04,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 10:59:04,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 10:59:04,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 10:59:04,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 10:59:04,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 10:59:04,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 10:59:04,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 10:59:04,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 10:59:04,281 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-SemanticLbe.epf [2021-03-11 10:59:04,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 10:59:04,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 10:59:04,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 10:59:04,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 10:59:04,305 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 10:59:04,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 10:59:04,306 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 10:59:04,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 10:59:04,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 10:59:04,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 10:59:04,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 10:59:04,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 10:59:04,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 10:59:04,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 10:59:04,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 10:59:04,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 10:59:04,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 10:59:04,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 10:59:04,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 10:59:04,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 10:59:04,582 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 10:59:04,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix009_tso.opt.i [2021-03-11 10:59:04,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986f8b284/2304ec2fffb84fe28a9c500018c26acf/FLAG72e3024b3 [2021-03-11 10:59:05,057 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 10:59:05,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009_tso.opt.i [2021-03-11 10:59:05,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986f8b284/2304ec2fffb84fe28a9c500018c26acf/FLAG72e3024b3 [2021-03-11 10:59:05,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986f8b284/2304ec2fffb84fe28a9c500018c26acf [2021-03-11 10:59:05,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 10:59:05,094 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 10:59:05,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 10:59:05,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 10:59:05,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 10:59:05,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70820927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05, skipping insertion in model container [2021-03-11 10:59:05,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 10:59:05,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 10:59:05,315 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009_tso.opt.i[991,1004] [2021-03-11 10:59:05,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 10:59:05,450 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 10:59:05,457 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009_tso.opt.i[991,1004] [2021-03-11 10:59:05,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 10:59:05,526 INFO L208 MainTranslator]: Completed translation [2021-03-11 10:59:05,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05 WrapperNode [2021-03-11 10:59:05,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 10:59:05,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 10:59:05,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 10:59:05,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 10:59:05,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 10:59:05,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 10:59:05,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 10:59:05,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 10:59:05,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... [2021-03-11 10:59:05,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 10:59:05,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 10:59:05,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 10:59:05,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 10:59:05,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 10:59:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 10:59:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 10:59:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 10:59:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 10:59:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 10:59:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 10:59:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 10:59:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 10:59:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 10:59:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 10:59:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 10:59:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 10:59:05,667 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 10:59:07,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 10:59:07,175 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-11 10:59:07,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 10:59:07 BoogieIcfgContainer [2021-03-11 10:59:07,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 10:59:07,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 10:59:07,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 10:59:07,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 10:59:07,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 10:59:05" (1/3) ... [2021-03-11 10:59:07,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d2da72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 10:59:07, skipping insertion in model container [2021-03-11 10:59:07,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 10:59:05" (2/3) ... [2021-03-11 10:59:07,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d2da72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 10:59:07, skipping insertion in model container [2021-03-11 10:59:07,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 10:59:07" (3/3) ... [2021-03-11 10:59:07,180 INFO L111 eAbstractionObserver]: Analyzing ICFG mix009_tso.opt.i [2021-03-11 10:59:07,185 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 10:59:07,185 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 10:59:07,187 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-11 10:59:07,188 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,223 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,224 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,227 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,229 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,233 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,246 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,247 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,248 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,249 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,250 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,251 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,252 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,253 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,254 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,264 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 10:59:07,266 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 10:59:07,277 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-11 10:59:07,288 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 10:59:07,288 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 10:59:07,288 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 10:59:07,289 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 10:59:07,289 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 10:59:07,289 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 10:59:07,289 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 10:59:07,289 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 10:59:07,296 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 10:59:07,301 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 86 transitions, 182 flow [2021-03-11 10:59:07,303 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 86 transitions, 182 flow [2021-03-11 10:59:07,304 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 86 transitions, 182 flow [2021-03-11 10:59:07,327 INFO L129 PetriNetUnfolder]: 2/84 cut-off events. [2021-03-11 10:59:07,327 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 10:59:07,329 INFO L84 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 84 events. 2/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 56 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2021-03-11 10:59:07,330 INFO L116 LiptonReduction]: Number of co-enabled transitions 1058 [2021-03-11 10:59:08,851 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-03-11 10:59:09,193 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-03-11 10:59:09,306 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-11 10:59:10,857 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-03-11 10:59:10,981 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-11 10:59:11,245 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-03-11 10:59:11,384 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-03-11 10:59:11,386 INFO L131 LiptonReduction]: Checked pairs total: 2632 [2021-03-11 10:59:11,386 INFO L133 LiptonReduction]: Total number of compositions: 74 [2021-03-11 10:59:11,395 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 22 transitions, 54 flow [2021-03-11 10:59:11,414 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 222 states, 218 states have (on average 2.6513761467889907) internal successors, (578), 221 states have internal predecessors, (578), 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) [2021-03-11 10:59:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 222 states, 218 states have (on average 2.6513761467889907) internal successors, (578), 221 states have internal predecessors, (578), 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) [2021-03-11 10:59:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-03-11 10:59:11,421 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:11,422 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-03-11 10:59:11,422 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:11,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:11,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1116217385, now seen corresponding path program 1 times [2021-03-11 10:59:11,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:11,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006082754] [2021-03-11 10:59:11,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:11,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:11,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:11,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:11,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006082754] [2021-03-11 10:59:11,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:11,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 10:59:11,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39970637] [2021-03-11 10:59:11,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 10:59:11,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:11,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 10:59:11,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 10:59:11,641 INFO L87 Difference]: Start difference. First operand has 222 states, 218 states have (on average 2.6513761467889907) internal successors, (578), 221 states have internal predecessors, (578), 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 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-03-11 10:59:11,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:11,683 INFO L93 Difference]: Finished difference Result 192 states and 464 transitions. [2021-03-11 10:59:11,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 10:59:11,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-03-11 10:59:11,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:11,690 INFO L225 Difference]: With dead ends: 192 [2021-03-11 10:59:11,690 INFO L226 Difference]: Without dead ends: 162 [2021-03-11 10:59:11,691 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 10:59:11,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2021-03-11 10:59:11,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2021-03-11 10:59:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 2.391304347826087) internal successors, (385), 161 states have internal predecessors, (385), 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) [2021-03-11 10:59:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 385 transitions. [2021-03-11 10:59:11,718 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 385 transitions. Word has length 5 [2021-03-11 10:59:11,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:11,718 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 385 transitions. [2021-03-11 10:59:11,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-03-11 10:59:11,718 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 385 transitions. [2021-03-11 10:59:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-03-11 10:59:11,719 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:11,719 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:11,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 10:59:11,719 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:11,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:11,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1596868986, now seen corresponding path program 1 times [2021-03-11 10:59:11,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:11,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937913747] [2021-03-11 10:59:11,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:11,790 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-11 10:59:11,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 10:59:11,799 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 10:59:11,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 10:59:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:11,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937913747] [2021-03-11 10:59:11,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:11,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 10:59:11,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902580960] [2021-03-11 10:59:11,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 10:59:11,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:11,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 10:59:11,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 10:59:11,809 INFO L87 Difference]: Start difference. First operand 162 states and 385 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-03-11 10:59:11,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:11,852 INFO L93 Difference]: Finished difference Result 184 states and 414 transitions. [2021-03-11 10:59:11,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 10:59:11,853 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2021-03-11 10:59:11,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:11,855 INFO L225 Difference]: With dead ends: 184 [2021-03-11 10:59:11,856 INFO L226 Difference]: Without dead ends: 154 [2021-03-11 10:59:11,857 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 10:59:11,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2021-03-11 10:59:11,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2021-03-11 10:59:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 2.3594771241830066) internal successors, (361), 153 states have internal predecessors, (361), 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) [2021-03-11 10:59:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 361 transitions. [2021-03-11 10:59:11,868 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 361 transitions. Word has length 8 [2021-03-11 10:59:11,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:11,868 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 361 transitions. [2021-03-11 10:59:11,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-03-11 10:59:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 361 transitions. [2021-03-11 10:59:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-03-11 10:59:11,869 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:11,869 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:11,869 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 10:59:11,869 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:11,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:11,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1265652800, now seen corresponding path program 1 times [2021-03-11 10:59:11,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:11,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029821020] [2021-03-11 10:59:11,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:11,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:11,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:11,951 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 10:59:11,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 10:59:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:11,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029821020] [2021-03-11 10:59:11,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:11,957 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 10:59:11,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653132222] [2021-03-11 10:59:11,958 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 10:59:11,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:11,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 10:59:11,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 10:59:11,958 INFO L87 Difference]: Start difference. First operand 154 states and 361 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-03-11 10:59:11,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:11,970 INFO L93 Difference]: Finished difference Result 158 states and 356 transitions. [2021-03-11 10:59:11,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 10:59:11,970 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2021-03-11 10:59:11,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:11,971 INFO L225 Difference]: With dead ends: 158 [2021-03-11 10:59:11,971 INFO L226 Difference]: Without dead ends: 138 [2021-03-11 10:59:11,971 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 10:59:11,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-03-11 10:59:11,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2021-03-11 10:59:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 137 states have (on average 2.3138686131386863) internal successors, (317), 137 states have internal predecessors, (317), 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) [2021-03-11 10:59:11,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 317 transitions. [2021-03-11 10:59:11,977 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 317 transitions. Word has length 10 [2021-03-11 10:59:11,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:11,978 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 317 transitions. [2021-03-11 10:59:11,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-03-11 10:59:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 317 transitions. [2021-03-11 10:59:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-03-11 10:59:11,978 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:11,978 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:11,978 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 10:59:11,978 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:11,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:11,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1284808413, now seen corresponding path program 1 times [2021-03-11 10:59:11,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:11,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576697277] [2021-03-11 10:59:11,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:12,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:12,010 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 10:59:12,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 10:59:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:12,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576697277] [2021-03-11 10:59:12,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:12,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 10:59:12,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115808339] [2021-03-11 10:59:12,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 10:59:12,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:12,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 10:59:12,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 10:59:12,013 INFO L87 Difference]: Start difference. First operand 138 states and 317 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-03-11 10:59:12,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:12,034 INFO L93 Difference]: Finished difference Result 144 states and 318 transitions. [2021-03-11 10:59:12,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 10:59:12,034 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2021-03-11 10:59:12,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:12,035 INFO L225 Difference]: With dead ends: 144 [2021-03-11 10:59:12,035 INFO L226 Difference]: Without dead ends: 126 [2021-03-11 10:59:12,035 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 10:59:12,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-03-11 10:59:12,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2021-03-11 10:59:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 125 states have (on average 2.28) internal successors, (285), 125 states have internal predecessors, (285), 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) [2021-03-11 10:59:12,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 285 transitions. [2021-03-11 10:59:12,039 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 285 transitions. Word has length 10 [2021-03-11 10:59:12,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:12,039 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 285 transitions. [2021-03-11 10:59:12,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-03-11 10:59:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 285 transitions. [2021-03-11 10:59:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-03-11 10:59:12,040 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:12,040 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:12,040 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 10:59:12,040 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:12,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:12,040 INFO L82 PathProgramCache]: Analyzing trace with hash 813633571, now seen corresponding path program 1 times [2021-03-11 10:59:12,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:12,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403312006] [2021-03-11 10:59:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:12,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:12,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 10:59:12,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 10:59:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:12,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403312006] [2021-03-11 10:59:12,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:12,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 10:59:12,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788487062] [2021-03-11 10:59:12,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 10:59:12,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:12,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 10:59:12,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 10:59:12,148 INFO L87 Difference]: Start difference. First operand 126 states and 285 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-03-11 10:59:12,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:12,170 INFO L93 Difference]: Finished difference Result 104 states and 198 transitions. [2021-03-11 10:59:12,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 10:59:12,172 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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 12 [2021-03-11 10:59:12,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:12,173 INFO L225 Difference]: With dead ends: 104 [2021-03-11 10:59:12,173 INFO L226 Difference]: Without dead ends: 74 [2021-03-11 10:59:12,173 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 10:59:12,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-03-11 10:59:12,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-03-11 10:59:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.7671232876712328) internal successors, (129), 73 states have internal predecessors, (129), 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) [2021-03-11 10:59:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 129 transitions. [2021-03-11 10:59:12,175 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 129 transitions. Word has length 12 [2021-03-11 10:59:12,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:12,175 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 129 transitions. [2021-03-11 10:59:12,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-03-11 10:59:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-03-11 10:59:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-03-11 10:59:12,176 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:12,176 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:12,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 10:59:12,176 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:12,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:12,177 INFO L82 PathProgramCache]: Analyzing trace with hash -524546505, now seen corresponding path program 1 times [2021-03-11 10:59:12,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:12,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100040599] [2021-03-11 10:59:12,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:12,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:12,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 10:59:12,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 10:59:12,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 10:59:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:12,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100040599] [2021-03-11 10:59:12,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:12,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 10:59:12,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494648190] [2021-03-11 10:59:12,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 10:59:12,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:12,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 10:59:12,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 10:59:12,304 INFO L87 Difference]: Start difference. First operand 74 states and 129 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-03-11 10:59:12,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:12,326 INFO L93 Difference]: Finished difference Result 56 states and 91 transitions. [2021-03-11 10:59:12,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 10:59:12,326 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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 14 [2021-03-11 10:59:12,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:12,327 INFO L225 Difference]: With dead ends: 56 [2021-03-11 10:59:12,327 INFO L226 Difference]: Without dead ends: 46 [2021-03-11 10:59:12,327 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.4ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 10:59:12,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-03-11 10:59:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-03-11 10:59:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.6222222222222222) internal successors, (73), 45 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 10:59:12,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 73 transitions. [2021-03-11 10:59:12,329 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 73 transitions. Word has length 14 [2021-03-11 10:59:12,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:12,329 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 73 transitions. [2021-03-11 10:59:12,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-03-11 10:59:12,329 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2021-03-11 10:59:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-03-11 10:59:12,329 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:12,329 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:12,329 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 10:59:12,330 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:12,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:12,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1918931802, now seen corresponding path program 1 times [2021-03-11 10:59:12,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:12,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172289470] [2021-03-11 10:59:12,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 10:59:12,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 10:59:12,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 10:59:12,411 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-03-11 10:59:12,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 10:59:12,423 INFO L142 QuantifierPusher]: treesize reduction 36, result has 65.0 percent of original size [2021-03-11 10:59:12,425 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.5 percent of original size 62 [2021-03-11 10:59:12,466 INFO L142 QuantifierPusher]: treesize reduction 76, result has 46.9 percent of original size [2021-03-11 10:59:12,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-11 10:59:12,498 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-11 10:59:12,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 10:59:12,507 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 10:59:12,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 10:59:12,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 10:59:12,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172289470] [2021-03-11 10:59:12,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 10:59:12,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 10:59:12,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235414328] [2021-03-11 10:59:12,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 10:59:12,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 10:59:12,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 10:59:12,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-11 10:59:12,516 INFO L87 Difference]: Start difference. First operand 46 states and 73 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 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) [2021-03-11 10:59:12,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 10:59:12,711 INFO L93 Difference]: Finished difference Result 55 states and 83 transitions. [2021-03-11 10:59:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-11 10:59:12,712 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 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 17 [2021-03-11 10:59:12,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 10:59:12,712 INFO L225 Difference]: With dead ends: 55 [2021-03-11 10:59:12,712 INFO L226 Difference]: Without dead ends: 42 [2021-03-11 10:59:12,712 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 214.5ms TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-03-11 10:59:12,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-03-11 10:59:12,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2021-03-11 10:59:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.564102564102564) internal successors, (61), 39 states have internal predecessors, (61), 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) [2021-03-11 10:59:12,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 61 transitions. [2021-03-11 10:59:12,714 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 61 transitions. Word has length 17 [2021-03-11 10:59:12,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 10:59:12,714 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 61 transitions. [2021-03-11 10:59:12,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 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) [2021-03-11 10:59:12,714 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2021-03-11 10:59:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-03-11 10:59:12,714 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 10:59:12,714 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 10:59:12,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 10:59:12,715 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 10:59:12,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 10:59:12,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1285239066, now seen corresponding path program 2 times [2021-03-11 10:59:12,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 10:59:12,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165203231] [2021-03-11 10:59:12,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 10:59:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 10:59:12,752 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 10:59:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 10:59:12,809 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 10:59:12,829 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-11 10:59:12,829 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-11 10:59:12,829 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 10:59:12,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 10:59:12 BasicIcfg [2021-03-11 10:59:12,866 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 10:59:12,866 INFO L168 Benchmark]: Toolchain (without parser) took 7774.69 ms. Allocated memory was 358.6 MB in the beginning and 505.4 MB in the end (delta: 146.8 MB). Free memory was 322.1 MB in the beginning and 205.2 MB in the end (delta: 116.9 MB). Peak memory consumption was 263.1 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,867 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 358.6 MB. Free memory was 340.0 MB in the beginning and 339.9 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 10:59:12,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.67 ms. Allocated memory is still 358.6 MB. Free memory was 321.3 MB in the beginning and 317.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.86 ms. Allocated memory is still 358.6 MB. Free memory was 317.3 MB in the beginning and 314.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,877 INFO L168 Benchmark]: Boogie Preprocessor took 21.97 ms. Allocated memory is still 358.6 MB. Free memory was 314.2 MB in the beginning and 312.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,877 INFO L168 Benchmark]: RCFGBuilder took 1592.99 ms. Allocated memory is still 358.6 MB. Free memory was 312.1 MB in the beginning and 221.4 MB in the end (delta: 90.7 MB). Peak memory consumption was 165.1 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,881 INFO L168 Benchmark]: TraceAbstraction took 5688.55 ms. Allocated memory was 358.6 MB in the beginning and 505.4 MB in the end (delta: 146.8 MB). Free memory was 220.3 MB in the beginning and 205.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 162.0 MB. Max. memory is 16.0 GB. [2021-03-11 10:59:12,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 358.6 MB. Free memory was 340.0 MB in the beginning and 339.9 MB in the end (delta: 136.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 429.67 ms. Allocated memory is still 358.6 MB. Free memory was 321.3 MB in the beginning and 317.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 32.86 ms. Allocated memory is still 358.6 MB. Free memory was 317.3 MB in the beginning and 314.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 21.97 ms. Allocated memory is still 358.6 MB. Free memory was 314.2 MB in the beginning and 312.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1592.99 ms. Allocated memory is still 358.6 MB. Free memory was 312.1 MB in the beginning and 221.4 MB in the end (delta: 90.7 MB). Peak memory consumption was 165.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5688.55 ms. Allocated memory was 358.6 MB in the beginning and 505.4 MB in the end (delta: 146.8 MB). Free memory was 220.3 MB in the beginning and 205.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 162.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4083.7ms, 91 PlacesBefore, 28 PlacesAfterwards, 86 TransitionsBefore, 22 TransitionsAfterwards, 1058 CoEnabledTransitionPairs, 6 FixpointIterations, 36 TrivialSequentialCompositions, 30 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 74 TotalNumberOfCompositions, 2632 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1392, positive: 1273, positive conditional: 0, positive unconditional: 1273, negative: 119, negative conditional: 0, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 750, positive: 716, positive conditional: 0, positive unconditional: 716, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 750, positive: 709, positive conditional: 0, positive unconditional: 709, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 41, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 556, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 542, negative conditional: 0, negative unconditional: 542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1392, positive: 557, positive conditional: 0, positive unconditional: 557, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 750, unknown conditional: 0, unknown unconditional: 750] , Statistics on independence cache: Total cache size (in pairs): 88, Positive cache size: 74, Positive conditional cache size: 0, Positive unconditional cache size: 74, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p0_EBX = 0; [L715] 0 int __unbuffered_p1_EAX = 0; [L717] 0 int __unbuffered_p1_EBX = 0; [L718] 0 _Bool main$tmp_guard0; [L719] 0 _Bool main$tmp_guard1; [L721] 0 int x = 0; [L723] 0 int y = 0; [L724] 0 _Bool y$flush_delayed; [L725] 0 int y$mem_tmp; [L726] 0 _Bool y$r_buff0_thd0; [L727] 0 _Bool y$r_buff0_thd1; [L728] 0 _Bool y$r_buff0_thd2; [L729] 0 _Bool y$r_buff1_thd0; [L730] 0 _Bool y$r_buff1_thd1; [L731] 0 _Bool y$r_buff1_thd2; [L732] 0 _Bool y$read_delayed; [L733] 0 int *y$read_delayed_var; [L734] 0 int y$w_buff0; [L735] 0 _Bool y$w_buff0_used; [L736] 0 int y$w_buff1; [L737] 0 _Bool y$w_buff1_used; [L739] 0 int z = 0; [L740] 0 _Bool weak$$choice0; [L741] 0 _Bool weak$$choice2; [L831] 0 pthread_t t255; [L832] FCALL, FORK 0 pthread_create(&t255, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L833] 0 pthread_t t256; [L834] FCALL, FORK 0 pthread_create(&t256, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L779] 2 y$w_buff1 = y$w_buff0 [L780] 2 y$w_buff0 = 1 [L781] 2 y$w_buff1_used = y$w_buff0_used [L782] 2 y$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L784] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L785] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L786] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L787] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L790] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 2 y$flush_delayed = weak$$choice2 [L793] 2 y$mem_tmp = y [L794] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1 [L794] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L794] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L795] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L795] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L796] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L796] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L797] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L797] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L798] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L798] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L799] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L799] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L800] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L800] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L801] 2 __unbuffered_p1_EAX = y [L802] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L802] 2 y = y$flush_delayed ? y$mem_tmp : y [L803] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L806] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L745] 1 z = 1 [L748] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L754] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L755] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L756] 1 y$flush_delayed = weak$$choice2 [L757] 1 y$mem_tmp = y [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L758] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L759] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L759] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L760] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L760] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L761] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L761] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L762] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L762] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L763] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L763] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L764] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L765] 1 __unbuffered_p0_EBX = y [L766] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L766] 1 y = y$flush_delayed ? y$mem_tmp : y [L767] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L772] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L774] 1 return 0; [L809] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L809] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L810] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L810] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L811] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L811] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L812] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L812] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L813] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L813] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L816] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L818] 2 return 0; [L836] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L4] COND FALSE 0 !(!cond) [L840] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L840] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L840] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L840] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L841] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L841] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L842] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L842] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L843] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L843] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L844] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L844] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L847] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 85 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5542.5ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 10.0ms, AutomataDifference: 392.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4125.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 142 SDtfs, 128 SDslu, 228 SDs, 0 SdLazy, 111 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 133.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 270.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=0, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 44.5ms AutomataMinimizationTime, 7 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 21.4ms SsaConstructionTime, 280.9ms SatisfiabilityAnalysisTime, 472.7ms InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 69 ConstructedInterpolants, 0 QuantifiedInterpolants, 503 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...