/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix013_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 07:07:25,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 07:07:25,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 07:07:25,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-13 07:07:25,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 07:07:25,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 07:07:25,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 07:07:25,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 07:07:25,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 07:07:25,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 07:07:25,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 07:07:25,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 07:07:25,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 07:07:25,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 07:07:25,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 07:07:25,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 07:07:25,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-13 07:07:25,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 07:07:25,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 07:07:25,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 07:07:25,096 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-PN-NoLbe.epf [2021-06-13 07:07:25,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 07:07:25,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 07:07:25,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 07:07:25,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 07:07:25,112 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 07:07:25,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 07:07:25,112 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 07:07:25,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 07:07:25,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 07:07:25,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 07:07:25,113 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 07:07:25,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 07:07:25,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 07:07:25,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 07:07:25,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 07:07:25,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 07:07:25,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:07:25,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 07:07:25,115 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-13 07:07:25,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 07:07:25,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 07:07:25,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 07:07:25,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 07:07:25,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 07:07:25,408 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 07:07:25,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013_power.oepc.i [2021-06-13 07:07:25,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1bb3111/d137272b89954cf0bf3cba5e729b2434/FLAG88f49a382 [2021-06-13 07:07:25,864 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 07:07:25,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013_power.oepc.i [2021-06-13 07:07:25,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1bb3111/d137272b89954cf0bf3cba5e729b2434/FLAG88f49a382 [2021-06-13 07:07:26,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f1bb3111/d137272b89954cf0bf3cba5e729b2434 [2021-06-13 07:07:26,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 07:07:26,199 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 07:07:26,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 07:07:26,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 07:07:26,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 07:07:26,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c698378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26, skipping insertion in model container [2021-06-13 07:07:26,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 07:07:26,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 07:07:26,390 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013_power.oepc.i[951,964] [2021-06-13 07:07:26,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:07:26,526 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 07:07:26,533 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013_power.oepc.i[951,964] [2021-06-13 07:07:26,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:07:26,629 INFO L208 MainTranslator]: Completed translation [2021-06-13 07:07:26,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26 WrapperNode [2021-06-13 07:07:26,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 07:07:26,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 07:07:26,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 07:07:26,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 07:07:26,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 07:07:26,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 07:07:26,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 07:07:26,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 07:07:26,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... [2021-06-13 07:07:26,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 07:07:26,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 07:07:26,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 07:07:26,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 07:07:26,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:07:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 07:07:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 07:07:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 07:07:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 07:07:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 07:07:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 07:07:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 07:07:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 07:07:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 07:07:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 07:07:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 07:07:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 07:07:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 07:07:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 07:07:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 07:07:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 07:07:26,776 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 07:07:28,217 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 07:07:28,217 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-13 07:07:28,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:07:28 BoogieIcfgContainer [2021-06-13 07:07:28,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 07:07:28,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 07:07:28,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 07:07:28,223 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 07:07:28,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 07:07:26" (1/3) ... [2021-06-13 07:07:28,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361c3d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:07:28, skipping insertion in model container [2021-06-13 07:07:28,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:07:26" (2/3) ... [2021-06-13 07:07:28,225 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361c3d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:07:28, skipping insertion in model container [2021-06-13 07:07:28,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:07:28" (3/3) ... [2021-06-13 07:07:28,226 INFO L111 eAbstractionObserver]: Analyzing ICFG mix013_power.oepc.i [2021-06-13 07:07:28,232 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 07:07:28,233 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-13 07:07:28,233 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,265 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,272 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,273 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,274 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,274 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,274 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,274 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,275 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,276 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,277 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,277 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,278 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,279 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,281 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,285 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,285 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,285 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,285 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,286 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,287 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,288 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,288 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,289 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,290 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,291 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,291 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,291 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,291 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,292 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,293 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,294 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,294 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,294 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,295 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,295 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,295 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,296 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,298 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,299 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,299 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,299 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,300 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,301 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,303 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,304 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,305 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,310 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,311 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:07:28,312 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:07:28,328 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:07:28,340 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:07:28,340 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:07:28,340 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:07:28,340 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:07:28,340 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:07:28,340 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:07:28,340 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:07:28,340 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0======== [2021-06-13 07:07:28,347 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:28,372 INFO L129 PetriNetUnfolder]: 2/129 cut-off events. [2021-06-13 07:07:28,372 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:28,374 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 129 events. 2/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 76 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2021-06-13 07:07:28,375 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:28,376 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:07:28,376 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:07:28,376 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:28,377 INFO L301 ceAbstractionStarter]: Result for error location P0 was SAFE (1/3) [2021-06-13 07:07:28,378 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-13 07:07:28,380 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:07:28,380 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:07:28,380 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:07:28,380 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:07:28,380 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:07:28,380 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:07:28,380 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:07:28,380 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:07:28,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:28,417 INFO L129 PetriNetUnfolder]: 2/129 cut-off events. [2021-06-13 07:07:28,417 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:28,418 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 129 events. 2/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 76 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2021-06-13 07:07:28,418 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:28,421 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 115 transitions, 242 flow [2021-06-13 07:07:28,449 INFO L129 PetriNetUnfolder]: 1/114 cut-off events. [2021-06-13 07:07:28,450 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:28,450 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:28,451 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:28,451 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:28,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:28,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1241225881, now seen corresponding path program 1 times [2021-06-13 07:07:28,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:28,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579189594] [2021-06-13 07:07:28,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:28,790 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:28,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:28,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:28,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:28,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:28,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:28,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:28,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:28,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:28,829 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:28,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579189594] [2021-06-13 07:07:28,830 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579189594] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:28,830 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:28,830 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:07:28,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447539722] [2021-06-13 07:07:28,835 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:07:28,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:28,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:07:28,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:07:28,849 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 133 [2021-06-13 07:07:28,854 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 115 transitions, 242 flow. Second operand has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:28,854 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:28,854 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 133 [2021-06-13 07:07:28,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:28,965 INFO L129 PetriNetUnfolder]: 3/130 cut-off events. [2021-06-13 07:07:28,965 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:28,966 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 130 events. 3/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 120 event pairs, 0 based on Foata normal form. 4/132 useless extension candidates. Maximal degree in co-relation 106. Up to 7 conditions per place. [2021-06-13 07:07:28,967 INFO L132 encePairwiseOnDemand]: 126/133 looper letters, 6 selfloop transitions, 2 changer transitions 11/124 dead transitions. [2021-06-13 07:07:28,967 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 124 transitions, 296 flow [2021-06-13 07:07:28,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:07:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:07:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1111 transitions. [2021-06-13 07:07:28,981 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9281537176274018 [2021-06-13 07:07:28,981 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1111 transitions. [2021-06-13 07:07:28,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1111 transitions. [2021-06-13 07:07:28,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:28,985 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1111 transitions. [2021-06-13 07:07:28,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 123.44444444444444) internal successors, (1111), 9 states have internal predecessors, (1111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:28,997 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:28,998 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:28,999 INFO L185 Difference]: Start difference. First operand has 127 places, 115 transitions, 242 flow. Second operand 9 states and 1111 transitions. [2021-06-13 07:07:28,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 124 transitions, 296 flow [2021-06-13 07:07:29,004 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 124 transitions, 292 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:07:29,006 INFO L241 Difference]: Finished difference. Result has 138 places, 113 transitions, 254 flow [2021-06-13 07:07:29,007 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=254, PETRI_PLACES=138, PETRI_TRANSITIONS=113} [2021-06-13 07:07:29,008 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 11 predicate places. [2021-06-13 07:07:29,008 INFO L482 AbstractCegarLoop]: Abstraction has has 138 places, 113 transitions, 254 flow [2021-06-13 07:07:29,008 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,008 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:29,008 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:29,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 07:07:29,009 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:29,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:29,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1062193930, now seen corresponding path program 1 times [2021-06-13 07:07:29,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:29,010 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070872962] [2021-06-13 07:07:29,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:29,126 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:29,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:29,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:29,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:29,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:29,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:29,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070872962] [2021-06-13 07:07:29,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070872962] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:29,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:29,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:07:29,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605660617] [2021-06-13 07:07:29,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:07:29,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:29,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:07:29,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:07:29,164 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 133 [2021-06-13 07:07:29,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 113 transitions, 254 flow. Second operand has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,165 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:29,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 133 [2021-06-13 07:07:29,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:29,258 INFO L129 PetriNetUnfolder]: 3/139 cut-off events. [2021-06-13 07:07:29,259 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:07:29,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 139 events. 3/139 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 151 event pairs, 0 based on Foata normal form. 2/140 useless extension candidates. Maximal degree in co-relation 180. Up to 7 conditions per place. [2021-06-13 07:07:29,260 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 6 selfloop transitions, 2 changer transitions 10/123 dead transitions. [2021-06-13 07:07:29,260 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 123 transitions, 328 flow [2021-06-13 07:07:29,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:07:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:07:29,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1109 transitions. [2021-06-13 07:07:29,262 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9264828738512949 [2021-06-13 07:07:29,263 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1109 transitions. [2021-06-13 07:07:29,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1109 transitions. [2021-06-13 07:07:29,263 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:29,263 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1109 transitions. [2021-06-13 07:07:29,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 123.22222222222223) internal successors, (1109), 9 states have internal predecessors, (1109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,267 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,267 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,267 INFO L185 Difference]: Start difference. First operand has 138 places, 113 transitions, 254 flow. Second operand 9 states and 1109 transitions. [2021-06-13 07:07:29,267 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 123 transitions, 328 flow [2021-06-13 07:07:29,270 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 123 transitions, 296 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-06-13 07:07:29,272 INFO L241 Difference]: Finished difference. Result has 138 places, 113 transitions, 258 flow [2021-06-13 07:07:29,272 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=238, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=258, PETRI_PLACES=138, PETRI_TRANSITIONS=113} [2021-06-13 07:07:29,272 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 11 predicate places. [2021-06-13 07:07:29,272 INFO L482 AbstractCegarLoop]: Abstraction has has 138 places, 113 transitions, 258 flow [2021-06-13 07:07:29,273 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 122.16666666666667) internal successors, (733), 6 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,273 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:29,273 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:29,273 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 07:07:29,273 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:29,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:29,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1328714728, now seen corresponding path program 1 times [2021-06-13 07:07:29,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:29,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832880560] [2021-06-13 07:07:29,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:29,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:29,379 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:07:29,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:07:29,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:29,399 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:07:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:29,410 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:29,410 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832880560] [2021-06-13 07:07:29,410 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832880560] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:29,410 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:29,410 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:07:29,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615988198] [2021-06-13 07:07:29,410 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:07:29,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:29,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:07:29,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:07:29,412 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-06-13 07:07:29,412 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 113 transitions, 258 flow. Second operand has 6 states, 6 states have (on average 119.16666666666667) internal successors, (715), 6 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,412 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:29,412 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-06-13 07:07:29,412 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:29,588 INFO L129 PetriNetUnfolder]: 270/682 cut-off events. [2021-06-13 07:07:29,589 INFO L130 PetriNetUnfolder]: For 61/61 co-relation queries the response was YES. [2021-06-13 07:07:29,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1251 conditions, 682 events. 270/682 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 3676 event pairs, 12 based on Foata normal form. 16/686 useless extension candidates. Maximal degree in co-relation 1188. Up to 216 conditions per place. [2021-06-13 07:07:29,596 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 12 selfloop transitions, 7 changer transitions 23/144 dead transitions. [2021-06-13 07:07:29,596 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 144 transitions, 404 flow [2021-06-13 07:07:29,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:07:29,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:07:29,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1106 transitions. [2021-06-13 07:07:29,598 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9239766081871345 [2021-06-13 07:07:29,598 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1106 transitions. [2021-06-13 07:07:29,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1106 transitions. [2021-06-13 07:07:29,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:29,599 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1106 transitions. [2021-06-13 07:07:29,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 122.88888888888889) internal successors, (1106), 9 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,603 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 133.0) internal successors, (1330), 10 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,603 INFO L185 Difference]: Start difference. First operand has 138 places, 113 transitions, 258 flow. Second operand 9 states and 1106 transitions. [2021-06-13 07:07:29,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 144 transitions, 404 flow [2021-06-13 07:07:29,607 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 144 transitions, 388 flow, removed 6 selfloop flow, removed 8 redundant places. [2021-06-13 07:07:29,609 INFO L241 Difference]: Finished difference. Result has 138 places, 117 transitions, 310 flow [2021-06-13 07:07:29,610 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=310, PETRI_PLACES=138, PETRI_TRANSITIONS=117} [2021-06-13 07:07:29,610 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 11 predicate places. [2021-06-13 07:07:29,610 INFO L482 AbstractCegarLoop]: Abstraction has has 138 places, 117 transitions, 310 flow [2021-06-13 07:07:29,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 119.16666666666667) internal successors, (715), 6 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,610 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:29,611 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:29,611 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 07:07:29,611 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:29,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:29,611 INFO L82 PathProgramCache]: Analyzing trace with hash 2046597142, now seen corresponding path program 1 times [2021-06-13 07:07:29,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:29,612 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440388356] [2021-06-13 07:07:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:29,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:29,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:29,711 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:07:29,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:07:29,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:29,744 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:07:29,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:29,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:29,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:29,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:29,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:29,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440388356] [2021-06-13 07:07:29,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440388356] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:29,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:29,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:07:29,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527130687] [2021-06-13 07:07:29,755 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:07:29,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:29,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:07:29,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:07:29,756 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-06-13 07:07:29,757 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 117 transitions, 310 flow. Second operand has 7 states, 7 states have (on average 119.14285714285714) internal successors, (834), 7 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,757 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:29,757 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-06-13 07:07:29,757 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:29,915 INFO L129 PetriNetUnfolder]: 198/546 cut-off events. [2021-06-13 07:07:29,915 INFO L130 PetriNetUnfolder]: For 929/1042 co-relation queries the response was YES. [2021-06-13 07:07:29,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1745 conditions, 546 events. 198/546 cut-off events. For 929/1042 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2636 event pairs, 2 based on Foata normal form. 24/562 useless extension candidates. Maximal degree in co-relation 1681. Up to 251 conditions per place. [2021-06-13 07:07:29,920 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 12 selfloop transitions, 11 changer transitions 23/148 dead transitions. [2021-06-13 07:07:29,920 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 148 transitions, 627 flow [2021-06-13 07:07:29,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:07:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:07:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1228 transitions. [2021-06-13 07:07:29,923 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9233082706766917 [2021-06-13 07:07:29,923 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1228 transitions. [2021-06-13 07:07:29,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1228 transitions. [2021-06-13 07:07:29,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:29,923 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1228 transitions. [2021-06-13 07:07:29,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 122.8) internal successors, (1228), 10 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,927 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,928 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 133.0) internal successors, (1463), 11 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,928 INFO L185 Difference]: Start difference. First operand has 138 places, 117 transitions, 310 flow. Second operand 10 states and 1228 transitions. [2021-06-13 07:07:29,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 148 transitions, 627 flow [2021-06-13 07:07:29,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 148 transitions, 602 flow, removed 7 selfloop flow, removed 5 redundant places. [2021-06-13 07:07:29,934 INFO L241 Difference]: Finished difference. Result has 144 places, 121 transitions, 398 flow [2021-06-13 07:07:29,934 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=295, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=398, PETRI_PLACES=144, PETRI_TRANSITIONS=121} [2021-06-13 07:07:29,935 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 17 predicate places. [2021-06-13 07:07:29,935 INFO L482 AbstractCegarLoop]: Abstraction has has 144 places, 121 transitions, 398 flow [2021-06-13 07:07:29,935 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 119.14285714285714) internal successors, (834), 7 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:29,935 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:29,935 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:29,935 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 07:07:29,935 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:29,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:29,936 INFO L82 PathProgramCache]: Analyzing trace with hash -971955649, now seen corresponding path program 1 times [2021-06-13 07:07:29,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:29,936 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410523716] [2021-06-13 07:07:29,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:30,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:30,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:30,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:30,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:30,073 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:07:30,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:07:30,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:30,094 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:07:30,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:30,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:30,104 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:30,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410523716] [2021-06-13 07:07:30,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410523716] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:30,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:30,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 07:07:30,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306841247] [2021-06-13 07:07:30,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 07:07:30,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:30,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 07:07:30,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-13 07:07:30,106 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-06-13 07:07:30,106 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 121 transitions, 398 flow. Second operand has 8 states, 8 states have (on average 119.125) internal successors, (953), 8 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,106 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:30,107 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-06-13 07:07:30,107 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:30,258 INFO L129 PetriNetUnfolder]: 96/344 cut-off events. [2021-06-13 07:07:30,258 INFO L130 PetriNetUnfolder]: For 1653/1887 co-relation queries the response was YES. [2021-06-13 07:07:30,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1368 conditions, 344 events. 96/344 cut-off events. For 1653/1887 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1246 event pairs, 0 based on Foata normal form. 29/367 useless extension candidates. Maximal degree in co-relation 1300. Up to 133 conditions per place. [2021-06-13 07:07:30,261 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 12 selfloop transitions, 15 changer transitions 23/152 dead transitions. [2021-06-13 07:07:30,261 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 152 transitions, 876 flow [2021-06-13 07:07:30,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-13 07:07:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-13 07:07:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1350 transitions. [2021-06-13 07:07:30,264 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9227614490772386 [2021-06-13 07:07:30,264 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1350 transitions. [2021-06-13 07:07:30,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1350 transitions. [2021-06-13 07:07:30,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:30,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1350 transitions. [2021-06-13 07:07:30,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 122.72727272727273) internal successors, (1350), 11 states have internal predecessors, (1350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,268 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 133.0) internal successors, (1596), 12 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,269 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 133.0) internal successors, (1596), 12 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,269 INFO L185 Difference]: Start difference. First operand has 144 places, 121 transitions, 398 flow. Second operand 11 states and 1350 transitions. [2021-06-13 07:07:30,269 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 152 transitions, 876 flow [2021-06-13 07:07:30,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 152 transitions, 696 flow, removed 79 selfloop flow, removed 9 redundant places. [2021-06-13 07:07:30,294 INFO L241 Difference]: Finished difference. Result has 147 places, 125 transitions, 448 flow [2021-06-13 07:07:30,294 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=329, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=448, PETRI_PLACES=147, PETRI_TRANSITIONS=125} [2021-06-13 07:07:30,294 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 20 predicate places. [2021-06-13 07:07:30,294 INFO L482 AbstractCegarLoop]: Abstraction has has 147 places, 125 transitions, 448 flow [2021-06-13 07:07:30,295 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 119.125) internal successors, (953), 8 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,295 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:30,295 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:30,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 07:07:30,295 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:30,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:30,295 INFO L82 PathProgramCache]: Analyzing trace with hash -818849043, now seen corresponding path program 1 times [2021-06-13 07:07:30,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:30,296 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233878286] [2021-06-13 07:07:30,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:30,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:30,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:30,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:30,424 INFO L142 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size [2021-06-13 07:07:30,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-13 07:07:30,450 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.4 percent of original size [2021-06-13 07:07:30,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-13 07:07:30,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-13 07:07:30,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:07:30,499 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:30,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:30,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:30,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:30,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:30,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:30,536 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:30,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233878286] [2021-06-13 07:07:30,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233878286] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:30,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:30,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-13 07:07:30,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999531368] [2021-06-13 07:07:30,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-13 07:07:30,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:30,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-13 07:07:30,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-06-13 07:07:30,539 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 133 [2021-06-13 07:07:30,539 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 125 transitions, 448 flow. Second operand has 11 states, 11 states have (on average 98.72727272727273) internal successors, (1086), 11 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:30,539 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:30,539 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 133 [2021-06-13 07:07:30,539 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:31,333 INFO L129 PetriNetUnfolder]: 938/2694 cut-off events. [2021-06-13 07:07:31,333 INFO L130 PetriNetUnfolder]: For 4998/5416 co-relation queries the response was YES. [2021-06-13 07:07:31,344 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7001 conditions, 2694 events. 938/2694 cut-off events. For 4998/5416 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 21561 event pairs, 290 based on Foata normal form. 101/2630 useless extension candidates. Maximal degree in co-relation 6919. Up to 577 conditions per place. [2021-06-13 07:07:31,354 INFO L132 encePairwiseOnDemand]: 115/133 looper letters, 55 selfloop transitions, 21 changer transitions 29/197 dead transitions. [2021-06-13 07:07:31,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 197 transitions, 820 flow [2021-06-13 07:07:31,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-13 07:07:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-06-13 07:07:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1547 transitions. [2021-06-13 07:07:31,358 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.775438596491228 [2021-06-13 07:07:31,358 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1547 transitions. [2021-06-13 07:07:31,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1547 transitions. [2021-06-13 07:07:31,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:31,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1547 transitions. [2021-06-13 07:07:31,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 103.13333333333334) internal successors, (1547), 15 states have internal predecessors, (1547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:31,363 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 133.0) internal successors, (2128), 16 states have internal predecessors, (2128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:31,363 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 133.0) internal successors, (2128), 16 states have internal predecessors, (2128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:31,363 INFO L185 Difference]: Start difference. First operand has 147 places, 125 transitions, 448 flow. Second operand 15 states and 1547 transitions. [2021-06-13 07:07:31,363 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 197 transitions, 820 flow [2021-06-13 07:07:31,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 197 transitions, 735 flow, removed 29 selfloop flow, removed 10 redundant places. [2021-06-13 07:07:31,391 INFO L241 Difference]: Finished difference. Result has 157 places, 140 transitions, 507 flow [2021-06-13 07:07:31,391 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=507, PETRI_PLACES=157, PETRI_TRANSITIONS=140} [2021-06-13 07:07:31,391 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 30 predicate places. [2021-06-13 07:07:31,391 INFO L482 AbstractCegarLoop]: Abstraction has has 157 places, 140 transitions, 507 flow [2021-06-13 07:07:31,391 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 98.72727272727273) internal successors, (1086), 11 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:31,392 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:31,392 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:31,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 07:07:31,392 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:31,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:31,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1193458957, now seen corresponding path program 2 times [2021-06-13 07:07:31,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:31,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527403505] [2021-06-13 07:07:31,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:31,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:31,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:31,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:31,491 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.8 percent of original size [2021-06-13 07:07:31,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:07:31,503 INFO L142 QuantifierPusher]: treesize reduction 7, result has 78.8 percent of original size [2021-06-13 07:07:31,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-13 07:07:31,518 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.0 percent of original size [2021-06-13 07:07:31,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-13 07:07:31,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:07:31,537 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:31,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:31,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:31,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:31,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:31,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:31,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:31,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527403505] [2021-06-13 07:07:31,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527403505] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:31,567 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:31,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-13 07:07:31,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018419869] [2021-06-13 07:07:31,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-13 07:07:31,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:31,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-13 07:07:31,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-13 07:07:31,568 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 133 [2021-06-13 07:07:31,569 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 140 transitions, 507 flow. Second operand has 11 states, 11 states have (on average 108.81818181818181) internal successors, (1197), 11 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:31,569 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:31,569 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 133 [2021-06-13 07:07:31,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:32,261 INFO L129 PetriNetUnfolder]: 1188/3708 cut-off events. [2021-06-13 07:07:32,261 INFO L130 PetriNetUnfolder]: For 4155/5960 co-relation queries the response was YES. [2021-06-13 07:07:32,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9693 conditions, 3708 events. 1188/3708 cut-off events. For 4155/5960 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 33702 event pairs, 149 based on Foata normal form. 167/3648 useless extension candidates. Maximal degree in co-relation 9611. Up to 609 conditions per place. [2021-06-13 07:07:32,291 INFO L132 encePairwiseOnDemand]: 120/133 looper letters, 72 selfloop transitions, 15 changer transitions 37/231 dead transitions. [2021-06-13 07:07:32,291 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 231 transitions, 1165 flow [2021-06-13 07:07:32,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 07:07:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-13 07:07:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1483 transitions. [2021-06-13 07:07:32,294 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8577212261422787 [2021-06-13 07:07:32,294 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1483 transitions. [2021-06-13 07:07:32,294 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1483 transitions. [2021-06-13 07:07:32,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:32,295 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1483 transitions. [2021-06-13 07:07:32,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.07692307692308) internal successors, (1483), 13 states have internal predecessors, (1483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,298 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 133.0) internal successors, (1862), 14 states have internal predecessors, (1862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,299 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 133.0) internal successors, (1862), 14 states have internal predecessors, (1862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,299 INFO L185 Difference]: Start difference. First operand has 157 places, 140 transitions, 507 flow. Second operand 13 states and 1483 transitions. [2021-06-13 07:07:32,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 231 transitions, 1165 flow [2021-06-13 07:07:32,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 231 transitions, 1122 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-06-13 07:07:32,318 INFO L241 Difference]: Finished difference. Result has 167 places, 153 transitions, 644 flow [2021-06-13 07:07:32,318 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=644, PETRI_PLACES=167, PETRI_TRANSITIONS=153} [2021-06-13 07:07:32,318 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 40 predicate places. [2021-06-13 07:07:32,318 INFO L482 AbstractCegarLoop]: Abstraction has has 167 places, 153 transitions, 644 flow [2021-06-13 07:07:32,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 108.81818181818181) internal successors, (1197), 11 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,319 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:32,319 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:32,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-13 07:07:32,319 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:32,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:32,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1796858805, now seen corresponding path program 3 times [2021-06-13 07:07:32,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:32,320 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061102480] [2021-06-13 07:07:32,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:32,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:32,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,420 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:07:32,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:07:32,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:07:32,439 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:07:32,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:32,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:32,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:32,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061102480] [2021-06-13 07:07:32,448 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061102480] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:32,448 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:32,448 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-13 07:07:32,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782191451] [2021-06-13 07:07:32,448 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-13 07:07:32,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:32,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-13 07:07:32,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-13 07:07:32,449 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-06-13 07:07:32,450 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 153 transitions, 644 flow. Second operand has 9 states, 9 states have (on average 119.11111111111111) internal successors, (1072), 9 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,450 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:32,450 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-06-13 07:07:32,450 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:32,848 INFO L129 PetriNetUnfolder]: 683/2400 cut-off events. [2021-06-13 07:07:32,849 INFO L130 PetriNetUnfolder]: For 5205/7092 co-relation queries the response was YES. [2021-06-13 07:07:32,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7470 conditions, 2400 events. 683/2400 cut-off events. For 5205/7092 co-relation queries the response was YES. Maximal size of possible extension queue 200. Compared 21774 event pairs, 96 based on Foata normal form. 617/2859 useless extension candidates. Maximal degree in co-relation 7438. Up to 578 conditions per place. [2021-06-13 07:07:32,868 INFO L132 encePairwiseOnDemand]: 123/133 looper letters, 6 selfloop transitions, 21 changer transitions 13/165 dead transitions. [2021-06-13 07:07:32,869 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 165 transitions, 829 flow [2021-06-13 07:07:32,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-13 07:07:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-13 07:07:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1456 transitions. [2021-06-13 07:07:32,874 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9122807017543859 [2021-06-13 07:07:32,875 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1456 transitions. [2021-06-13 07:07:32,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1456 transitions. [2021-06-13 07:07:32,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:32,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1456 transitions. [2021-06-13 07:07:32,877 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 121.33333333333333) internal successors, (1456), 12 states have internal predecessors, (1456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,881 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 133.0) internal successors, (1729), 13 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,881 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 133.0) internal successors, (1729), 13 states have internal predecessors, (1729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,881 INFO L185 Difference]: Start difference. First operand has 167 places, 153 transitions, 644 flow. Second operand 12 states and 1456 transitions. [2021-06-13 07:07:32,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 172 places, 165 transitions, 829 flow [2021-06-13 07:07:32,898 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 165 transitions, 758 flow, removed 32 selfloop flow, removed 9 redundant places. [2021-06-13 07:07:32,900 INFO L241 Difference]: Finished difference. Result has 169 places, 151 transitions, 649 flow [2021-06-13 07:07:32,900 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=571, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=649, PETRI_PLACES=169, PETRI_TRANSITIONS=151} [2021-06-13 07:07:32,900 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 42 predicate places. [2021-06-13 07:07:32,900 INFO L482 AbstractCegarLoop]: Abstraction has has 169 places, 151 transitions, 649 flow [2021-06-13 07:07:32,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 119.11111111111111) internal successors, (1072), 9 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,901 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:32,901 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:32,901 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-13 07:07:32,901 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:32,901 INFO L82 PathProgramCache]: Analyzing trace with hash -161392321, now seen corresponding path program 1 times [2021-06-13 07:07:32,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:32,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240586621] [2021-06-13 07:07:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:32,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:32,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:32,969 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:32,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:32,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:32,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:32,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:32,997 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:32,997 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240586621] [2021-06-13 07:07:32,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240586621] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:32,997 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:32,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:07:32,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71116498] [2021-06-13 07:07:32,997 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:07:32,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:32,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:07:32,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:07:32,999 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 133 [2021-06-13 07:07:32,999 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 151 transitions, 649 flow. Second operand has 7 states, 7 states have (on average 119.57142857142857) internal successors, (837), 7 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:32,999 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:32,999 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 133 [2021-06-13 07:07:32,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:33,477 INFO L129 PetriNetUnfolder]: 1101/4367 cut-off events. [2021-06-13 07:07:33,477 INFO L130 PetriNetUnfolder]: For 8051/9457 co-relation queries the response was YES. [2021-06-13 07:07:33,502 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12641 conditions, 4367 events. 1101/4367 cut-off events. For 8051/9457 co-relation queries the response was YES. Maximal size of possible extension queue 430. Compared 48453 event pairs, 163 based on Foata normal form. 5/4069 useless extension candidates. Maximal degree in co-relation 12559. Up to 911 conditions per place. [2021-06-13 07:07:33,513 INFO L132 encePairwiseOnDemand]: 127/133 looper letters, 11 selfloop transitions, 3 changer transitions 4/157 dead transitions. [2021-06-13 07:07:33,513 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 157 transitions, 711 flow [2021-06-13 07:07:33,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 07:07:33,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-13 07:07:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 844 transitions. [2021-06-13 07:07:33,515 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9065520945220193 [2021-06-13 07:07:33,515 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 844 transitions. [2021-06-13 07:07:33,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 844 transitions. [2021-06-13 07:07:33,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:33,515 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 844 transitions. [2021-06-13 07:07:33,516 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 120.57142857142857) internal successors, (844), 7 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:33,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 133.0) internal successors, (1064), 8 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:33,518 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 133.0) internal successors, (1064), 8 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:33,518 INFO L185 Difference]: Start difference. First operand has 169 places, 151 transitions, 649 flow. Second operand 7 states and 844 transitions. [2021-06-13 07:07:33,518 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 157 transitions, 711 flow [2021-06-13 07:07:33,585 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 157 transitions, 616 flow, removed 35 selfloop flow, removed 12 redundant places. [2021-06-13 07:07:33,587 INFO L241 Difference]: Finished difference. Result has 166 places, 152 transitions, 589 flow [2021-06-13 07:07:33,587 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=589, PETRI_PLACES=166, PETRI_TRANSITIONS=152} [2021-06-13 07:07:33,587 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 39 predicate places. [2021-06-13 07:07:33,587 INFO L482 AbstractCegarLoop]: Abstraction has has 166 places, 152 transitions, 589 flow [2021-06-13 07:07:33,588 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 119.57142857142857) internal successors, (837), 7 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:33,588 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:33,588 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:33,588 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-13 07:07:33,588 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:33,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:33,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1317953663, now seen corresponding path program 2 times [2021-06-13 07:07:33,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:33,588 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796662801] [2021-06-13 07:07:33,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:33,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:33,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:33,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:33,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:33,650 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-06-13 07:07:33,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-13 07:07:33,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:07:33,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:07:33,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:33,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:33,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:33,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:07:33,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:33,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:33,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:33,685 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:33,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796662801] [2021-06-13 07:07:33,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796662801] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:33,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:33,686 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:07:33,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434979035] [2021-06-13 07:07:33,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:07:33,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:33,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:07:33,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:07:33,687 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 133 [2021-06-13 07:07:33,687 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 152 transitions, 589 flow. Second operand has 7 states, 7 states have (on average 111.85714285714286) internal successors, (783), 7 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:33,687 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:33,687 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 133 [2021-06-13 07:07:33,687 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:34,677 INFO L129 PetriNetUnfolder]: 2499/8879 cut-off events. [2021-06-13 07:07:34,678 INFO L130 PetriNetUnfolder]: For 7957/9779 co-relation queries the response was YES. [2021-06-13 07:07:34,723 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22686 conditions, 8879 events. 2499/8879 cut-off events. For 7957/9779 co-relation queries the response was YES. Maximal size of possible extension queue 838. Compared 107912 event pairs, 338 based on Foata normal form. 43/8394 useless extension candidates. Maximal degree in co-relation 22659. Up to 1243 conditions per place. [2021-06-13 07:07:34,732 INFO L132 encePairwiseOnDemand]: 119/133 looper letters, 22 selfloop transitions, 12 changer transitions 31/177 dead transitions. [2021-06-13 07:07:34,732 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 177 transitions, 843 flow [2021-06-13 07:07:34,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-13 07:07:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-13 07:07:34,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 906 transitions. [2021-06-13 07:07:34,734 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8515037593984962 [2021-06-13 07:07:34,734 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 906 transitions. [2021-06-13 07:07:34,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 906 transitions. [2021-06-13 07:07:34,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:34,735 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 906 transitions. [2021-06-13 07:07:34,736 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 113.25) internal successors, (906), 8 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:34,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 133.0) internal successors, (1197), 9 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:34,738 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 133.0) internal successors, (1197), 9 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:34,738 INFO L185 Difference]: Start difference. First operand has 166 places, 152 transitions, 589 flow. Second operand 8 states and 906 transitions. [2021-06-13 07:07:34,738 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 177 transitions, 843 flow [2021-06-13 07:07:34,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 177 transitions, 805 flow, removed 8 selfloop flow, removed 7 redundant places. [2021-06-13 07:07:34,962 INFO L241 Difference]: Finished difference. Result has 168 places, 143 transitions, 552 flow [2021-06-13 07:07:34,962 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=555, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=552, PETRI_PLACES=168, PETRI_TRANSITIONS=143} [2021-06-13 07:07:34,962 INFO L335 CegarLoopForPetriNet]: 127 programPoint places, 41 predicate places. [2021-06-13 07:07:34,963 INFO L482 AbstractCegarLoop]: Abstraction has has 168 places, 143 transitions, 552 flow [2021-06-13 07:07:34,963 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 111.85714285714286) internal successors, (783), 7 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:34,963 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:34,963 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:34,963 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-13 07:07:34,963 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:34,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:34,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1801937993, now seen corresponding path program 3 times [2021-06-13 07:07:34,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:34,964 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784023186] [2021-06-13 07:07:34,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:07:34,998 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:07:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:07:35,032 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:07:35,079 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:07:35,079 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:07:35,079 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-13 07:07:35,079 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-06-13 07:07:35,081 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:07:35,082 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:07:35,082 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:07:35,082 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:07:35,082 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:07:35,082 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:07:35,082 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:07:35,082 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:07:35,082 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0Thread1of1ForFork1======== [2021-06-13 07:07:35,083 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:35,095 INFO L129 PetriNetUnfolder]: 2/129 cut-off events. [2021-06-13 07:07:35,096 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:35,096 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142 conditions, 129 events. 2/129 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 76 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2021-06-13 07:07:35,096 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 133 transitions, 286 flow [2021-06-13 07:07:35,097 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 140 places, 129 transitions, 270 flow [2021-06-13 07:07:35,099 INFO L129 PetriNetUnfolder]: 0/51 cut-off events. [2021-06-13 07:07:35,099 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:35,099 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:07:35,100 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:07:35,100 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:07:35,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:07:35,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1699977732, now seen corresponding path program 1 times [2021-06-13 07:07:35,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:07:35,100 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567429050] [2021-06-13 07:07:35,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:07:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:07:35,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:35,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:07:35,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:07:35,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:07:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:07:35,118 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:07:35,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567429050] [2021-06-13 07:07:35,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567429050] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:07:35,118 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:07:35,118 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 07:07:35,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442336396] [2021-06-13 07:07:35,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:07:35,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:07:35,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:07:35,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:07:35,119 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 133 [2021-06-13 07:07:35,120 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 129 transitions, 270 flow. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:35,120 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:07:35,120 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 133 [2021-06-13 07:07:35,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:07:35,190 INFO L129 PetriNetUnfolder]: 133/490 cut-off events. [2021-06-13 07:07:35,191 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:07:35,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 709 conditions, 490 events. 133/490 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 2655 event pairs, 110 based on Foata normal form. 49/509 useless extension candidates. Maximal degree in co-relation 653. Up to 153 conditions per place. [2021-06-13 07:07:35,192 INFO L132 encePairwiseOnDemand]: 128/133 looper letters, 0 selfloop transitions, 0 changer transitions 130/130 dead transitions. [2021-06-13 07:07:35,192 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 130 transitions, 298 flow [2021-06-13 07:07:35,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:07:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:07:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 381 transitions. [2021-06-13 07:07:35,195 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9548872180451128 [2021-06-13 07:07:35,195 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 381 transitions. [2021-06-13 07:07:35,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 381 transitions. [2021-06-13 07:07:35,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:07:35,195 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 381 transitions. [2021-06-13 07:07:35,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:35,196 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 133.0) internal successors, (532), 4 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:35,196 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 133.0) internal successors, (532), 4 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:35,196 INFO L185 Difference]: Start difference. First operand has 140 places, 129 transitions, 270 flow. Second operand 3 states and 381 transitions. [2021-06-13 07:07:35,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 130 transitions, 298 flow [2021-06-13 07:07:35,197 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 130 transitions, 294 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:07:35,198 INFO L241 Difference]: Finished difference. Result has 136 places, 0 transitions, 0 flow [2021-06-13 07:07:35,198 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=133, PETRI_DIFFERENCE_MINUEND_FLOW=258, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=136, PETRI_TRANSITIONS=0} [2021-06-13 07:07:35,198 INFO L335 CegarLoopForPetriNet]: 140 programPoint places, -4 predicate places. [2021-06-13 07:07:35,198 INFO L482 AbstractCegarLoop]: Abstraction has has 136 places, 0 transitions, 0 flow [2021-06-13 07:07:35,198 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:07:35,198 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-13 07:07:35,198 INFO L301 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE (3/3) [2021-06-13 07:07:35,199 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 07:07:35,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 07:07:35 BasicIcfg [2021-06-13 07:07:35,346 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 07:07:35,346 INFO L168 Benchmark]: Toolchain (without parser) took 9146.86 ms. Allocated memory was 219.2 MB in the beginning and 618.7 MB in the end (delta: 399.5 MB). Free memory was 182.1 MB in the beginning and 304.9 MB in the end (delta: -122.8 MB). Peak memory consumption was 277.8 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,346 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 219.2 MB. Free memory is still 200.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 07:07:35,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.49 ms. Allocated memory is still 219.2 MB. Free memory was 181.9 MB in the beginning and 175.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.15 ms. Allocated memory is still 219.2 MB. Free memory was 175.5 MB in the beginning and 172.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,347 INFO L168 Benchmark]: Boogie Preprocessor took 26.48 ms. Allocated memory is still 219.2 MB. Free memory was 172.9 MB in the beginning and 170.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,347 INFO L168 Benchmark]: RCFGBuilder took 1509.74 ms. Allocated memory was 219.2 MB in the beginning and 266.3 MB in the end (delta: 47.2 MB). Free memory was 170.8 MB in the beginning and 202.8 MB in the end (delta: -32.0 MB). Peak memory consumption was 103.3 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,347 INFO L168 Benchmark]: TraceAbstraction took 7124.41 ms. Allocated memory was 266.3 MB in the beginning and 618.7 MB in the end (delta: 352.3 MB). Free memory was 202.3 MB in the beginning and 304.9 MB in the end (delta: -102.7 MB). Peak memory consumption was 249.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:07:35,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 219.2 MB. Free memory is still 200.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 429.49 ms. Allocated memory is still 219.2 MB. Free memory was 181.9 MB in the beginning and 175.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.15 ms. Allocated memory is still 219.2 MB. Free memory was 175.5 MB in the beginning and 172.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.48 ms. Allocated memory is still 219.2 MB. Free memory was 172.9 MB in the beginning and 170.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1509.74 ms. Allocated memory was 219.2 MB in the beginning and 266.3 MB in the end (delta: 47.2 MB). Free memory was 170.8 MB in the beginning and 202.8 MB in the end (delta: -32.0 MB). Peak memory consumption was 103.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7124.41 ms. Allocated memory was 266.3 MB in the beginning and 618.7 MB in the end (delta: 352.3 MB). Free memory was 202.3 MB in the beginning and 304.9 MB in the end (delta: -102.7 MB). Peak memory consumption was 249.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L718] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L720] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L722] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L724] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L725] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0] [L726] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L727] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L728] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L729] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L730] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L731] 0 _Bool a$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0] [L732] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0] [L733] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L734] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L735] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L736] 0 _Bool a$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0] [L737] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0] [L738] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L739] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L740] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L741] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L742] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L743] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L744] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L746] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L748] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L750] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L751] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L752] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L873] 0 pthread_t t321; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L874] FCALL, FORK 0 pthread_create(&t321, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L756] 1 a$w_buff1 = a$w_buff0 [L757] 1 a$w_buff0 = 1 [L758] 1 a$w_buff1_used = a$w_buff0_used [L759] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L761] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L762] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L763] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L764] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L765] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L766] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L769] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L875] 0 pthread_t t322; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L876] FCALL, FORK 0 pthread_create(&t322, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L786] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L789] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L792] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L877] 0 pthread_t t323; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L878] FCALL, FORK 0 pthread_create(&t323, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L809] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L812] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L879] 0 pthread_t t324; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L880] FCALL, FORK 0 pthread_create(&t324, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L829] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L832] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L835] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L836] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L837] 4 a$flush_delayed = weak$$choice2 [L838] 4 a$mem_tmp = a [L839] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L839] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L840] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L840] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L841] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L841] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L842] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L842] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L843] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L843] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L844] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L844] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L845] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L845] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L846] 4 __unbuffered_p3_EBX = a [L847] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L847] 4 a = a$flush_delayed ? a$mem_tmp : a [L848] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L772] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L773] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L774] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L775] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L776] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L815] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L815] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L816] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L816] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L817] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L817] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L818] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L819] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L779] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L795] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L795] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L796] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L797] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L797] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L798] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L798] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L799] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L799] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L802] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L822] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L851] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L851] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L852] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L852] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L853] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L853] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L854] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L854] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L855] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L855] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L858] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L882] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L886] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L886] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L887] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L887] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L888] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L888] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L889] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L889] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L890] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L890] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L893] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0 with 1 thread instances CFG has 9 procedures, 171 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 39.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 35.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 171 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 28.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 6699.8ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 4768.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 41.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 188 SDtfs, 295 SDslu, 718 SDs, 0 SdLazy, 943 SolverSat, 140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 583.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1121.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=649occurred in iteration=8, InterpolantAutomatonStates: 103, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 43.5ms SsaConstructionTime, 521.8ms SatisfiabilityAnalysisTime, 1065.6ms InterpolantComputationTime, 1049 NumberOfCodeBlocks, 1049 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 935 ConstructedInterpolants, 0 QuantifiedInterpolants, 3529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 171 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 116.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 79.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 13 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=270occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8ms SsaConstructionTime, 2.3ms SatisfiabilityAnalysisTime, 11.9ms InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 84 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...