/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix009_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 22:52:17,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 22:52:17,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 22:52:17,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-21 22:52:17,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-21 22:52:17,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-21 22:52:17,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-21 22:52:17,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-21 22:52:17,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-21 22:52:17,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-21 22:52:17,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-21 22:52:17,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-21 22:52:17,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-21 22:52:17,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-21 22:52:17,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-21 22:52:17,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-21 22:52:17,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-21 22:52:17,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 22:52:17,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 22:52:17,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 22:52:17,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-05-21 22:52:17,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 22:52:17,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 22:52:17,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 22:52:17,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 22:52:17,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 22:52:17,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 22:52:17,777 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 22:52:17,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 22:52:17,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 22:52:17,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 22:52:17,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 22:52:17,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 22:52:17,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 22:52:17,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 22:52:17,781 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-21 22:52:17,781 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 22:52:18,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 22:52:18,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 22:52:18,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 22:52:18,082 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-21 22:52:18,084 INFO L275 PluginConnector]: CDTParser initialized [2021-05-21 22:52:18,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix009_power.oepc.i [2021-05-21 22:52:18,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac624c107/4a52decdb1a24027bab831251b393e98/FLAG0525b067f [2021-05-21 22:52:18,646 INFO L306 CDTParser]: Found 1 translation units. [2021-05-21 22:52:18,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009_power.oepc.i [2021-05-21 22:52:18,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac624c107/4a52decdb1a24027bab831251b393e98/FLAG0525b067f [2021-05-21 22:52:19,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac624c107/4a52decdb1a24027bab831251b393e98 [2021-05-21 22:52:19,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 22:52:19,176 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-21 22:52:19,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-21 22:52:19,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-21 22:52:19,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-21 22:52:19,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7c3833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19, skipping insertion in model container [2021-05-21 22:52:19,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-21 22:52:19,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-21 22:52:19,387 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/mix009_power.oepc.i[951,964] [2021-05-21 22:52:19,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 22:52:19,571 INFO L203 MainTranslator]: Completed pre-run [2021-05-21 22:52:19,580 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/mix009_power.oepc.i[951,964] [2021-05-21 22:52:19,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 22:52:19,666 INFO L208 MainTranslator]: Completed translation [2021-05-21 22:52:19,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19 WrapperNode [2021-05-21 22:52:19,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-21 22:52:19,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 22:52:19,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 22:52:19,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 22:52:19,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 22:52:19,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 22:52:19,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 22:52:19,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 22:52:19,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (1/1) ... [2021-05-21 22:52:19,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 22:52:19,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 22:52:19,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 22:52:19,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 22:52:19,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (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 [2021-05-21 22:52:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-21 22:52:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-05-21 22:52:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-21 22:52:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-21 22:52:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-05-21 22:52:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-05-21 22:52:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-05-21 22:52:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-05-21 22:52:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-21 22:52:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-05-21 22:52:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 22:52:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 22:52:19,816 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 22:52:21,468 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 22:52:21,469 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-05-21 22:52:21,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 10:52:21 BoogieIcfgContainer [2021-05-21 22:52:21,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 22:52:21,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 22:52:21,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 22:52:21,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 22:52:21,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.05 10:52:19" (1/3) ... [2021-05-21 22:52:21,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8a3ca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 10:52:21, skipping insertion in model container [2021-05-21 22:52:21,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 10:52:19" (2/3) ... [2021-05-21 22:52:21,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8a3ca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 10:52:21, skipping insertion in model container [2021-05-21 22:52:21,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 10:52:21" (3/3) ... [2021-05-21 22:52:21,477 INFO L111 eAbstractionObserver]: Analyzing ICFG mix009_power.oepc.i [2021-05-21 22:52:21,482 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 22:52:21,482 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 22:52:21,482 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-05-21 22:52:21,482 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 22:52:21,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,509 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,514 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,526 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,533 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,534 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,535 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,536 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,537 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 22:52:21,538 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-05-21 22:52:21,555 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-05-21 22:52:21,570 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:52:21,571 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:52:21,571 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:52:21,571 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:52:21,571 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:52:21,571 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:52:21,571 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:52:21,571 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 22:52:21,579 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 98 places, 93 transitions, 196 flow [2021-05-21 22:52:21,671 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2592 states, 2588 states have (on average 2.786321483771252) internal successors, (7211), 2591 states have internal predecessors, (7211), 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) [2021-05-21 22:52:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 2592 states, 2588 states have (on average 2.786321483771252) internal successors, (7211), 2591 states have internal predecessors, (7211), 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) [2021-05-21 22:52:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-05-21 22:52:21,685 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:21,685 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:21,686 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:21,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:21,690 INFO L82 PathProgramCache]: Analyzing trace with hash 303450953, now seen corresponding path program 1 times [2021-05-21 22:52:21,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:21,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357093203] [2021-05-21 22:52:21,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:21,939 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:21,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357093203] [2021-05-21 22:52:21,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357093203] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:21,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:21,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-21 22:52:21,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516834233] [2021-05-21 22:52:21,944 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 22:52:21,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:21,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 22:52:21,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:52:21,966 INFO L87 Difference]: Start difference. First operand has 2592 states, 2588 states have (on average 2.786321483771252) internal successors, (7211), 2591 states have internal predecessors, (7211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-05-21 22:52:22,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:22,037 INFO L93 Difference]: Finished difference Result 2270 states and 6107 transitions. [2021-05-21 22:52:22,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 22:52:22,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-05-21 22:52:22,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:22,056 INFO L225 Difference]: With dead ends: 2270 [2021-05-21 22:52:22,056 INFO L226 Difference]: Without dead ends: 1460 [2021-05-21 22:52:22,057 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 22:52:22,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2021-05-21 22:52:22,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1460. [2021-05-21 22:52:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1459 states have (on average 2.6374228923920495) internal successors, (3848), 1459 states have internal predecessors, (3848), 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) [2021-05-21 22:52:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 3848 transitions. [2021-05-21 22:52:22,176 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 3848 transitions. Word has length 42 [2021-05-21 22:52:22,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:22,181 INFO L482 AbstractCegarLoop]: Abstraction has 1460 states and 3848 transitions. [2021-05-21 22:52:22,182 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-05-21 22:52:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 3848 transitions. [2021-05-21 22:52:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-05-21 22:52:22,192 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:22,192 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:22,192 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 22:52:22,192 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:22,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:22,196 INFO L82 PathProgramCache]: Analyzing trace with hash -950126962, now seen corresponding path program 1 times [2021-05-21 22:52:22,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:22,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002678343] [2021-05-21 22:52:22,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:22,365 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:22,365 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002678343] [2021-05-21 22:52:22,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002678343] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:22,365 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:22,366 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-21 22:52:22,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258518956] [2021-05-21 22:52:22,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-21 22:52:22,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:22,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-21 22:52:22,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-21 22:52:22,368 INFO L87 Difference]: Start difference. First operand 1460 states and 3848 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:52:22,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:22,504 INFO L93 Difference]: Finished difference Result 1604 states and 4174 transitions. [2021-05-21 22:52:22,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 22:52:22,505 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2021-05-21 22:52:22,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:22,514 INFO L225 Difference]: With dead ends: 1604 [2021-05-21 22:52:22,515 INFO L226 Difference]: Without dead ends: 1244 [2021-05-21 22:52:22,515 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 94.3ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-05-21 22:52:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2021-05-21 22:52:22,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1244. [2021-05-21 22:52:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1244 states, 1243 states have (on average 2.593724859211585) internal successors, (3224), 1243 states have internal predecessors, (3224), 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) [2021-05-21 22:52:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 3224 transitions. [2021-05-21 22:52:22,556 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 3224 transitions. Word has length 61 [2021-05-21 22:52:22,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:22,557 INFO L482 AbstractCegarLoop]: Abstraction has 1244 states and 3224 transitions. [2021-05-21 22:52:22,558 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:52:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 3224 transitions. [2021-05-21 22:52:22,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-05-21 22:52:22,563 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:22,563 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:22,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 22:52:22,564 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:22,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:22,568 INFO L82 PathProgramCache]: Analyzing trace with hash 659630065, now seen corresponding path program 1 times [2021-05-21 22:52:22,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:22,568 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819059500] [2021-05-21 22:52:22,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:22,759 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:22,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819059500] [2021-05-21 22:52:22,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819059500] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:22,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:22,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-21 22:52:22,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594978635] [2021-05-21 22:52:22,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-21 22:52:22,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:22,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-21 22:52:22,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-21 22:52:22,762 INFO L87 Difference]: Start difference. First operand 1244 states and 3224 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-05-21 22:52:22,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:22,857 INFO L93 Difference]: Finished difference Result 1352 states and 3470 transitions. [2021-05-21 22:52:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 22:52:22,857 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-05-21 22:52:22,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:22,864 INFO L225 Difference]: With dead ends: 1352 [2021-05-21 22:52:22,864 INFO L226 Difference]: Without dead ends: 1136 [2021-05-21 22:52:22,865 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 143.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-05-21 22:52:22,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2021-05-21 22:52:22,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1136. [2021-05-21 22:52:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1136 states, 1135 states have (on average 2.5709251101321584) internal successors, (2918), 1135 states have internal predecessors, (2918), 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) [2021-05-21 22:52:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 1136 states and 2918 transitions. [2021-05-21 22:52:22,892 INFO L78 Accepts]: Start accepts. Automaton has 1136 states and 2918 transitions. Word has length 65 [2021-05-21 22:52:22,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:22,893 INFO L482 AbstractCegarLoop]: Abstraction has 1136 states and 2918 transitions. [2021-05-21 22:52:22,893 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-05-21 22:52:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2918 transitions. [2021-05-21 22:52:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-05-21 22:52:22,895 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:22,895 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:22,895 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 22:52:22,895 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:22,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:22,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1798952396, now seen corresponding path program 1 times [2021-05-21 22:52:22,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:22,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996485712] [2021-05-21 22:52:22,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:23,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:23,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996485712] [2021-05-21 22:52:23,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996485712] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:23,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:23,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-21 22:52:23,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899863915] [2021-05-21 22:52:23,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-21 22:52:23,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:23,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-21 22:52:23,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-21 22:52:23,062 INFO L87 Difference]: Start difference. First operand 1136 states and 2918 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-05-21 22:52:23,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:23,163 INFO L93 Difference]: Finished difference Result 1190 states and 2956 transitions. [2021-05-21 22:52:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-21 22:52:23,164 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-05-21 22:52:23,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:23,169 INFO L225 Difference]: With dead ends: 1190 [2021-05-21 22:52:23,169 INFO L226 Difference]: Without dead ends: 830 [2021-05-21 22:52:23,169 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 86.7ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-05-21 22:52:23,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2021-05-21 22:52:23,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 830. [2021-05-21 22:52:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 830 states, 829 states have (on average 2.4125452352231602) internal successors, (2000), 829 states have internal predecessors, (2000), 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) [2021-05-21 22:52:23,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 2000 transitions. [2021-05-21 22:52:23,187 INFO L78 Accepts]: Start accepts. Automaton has 830 states and 2000 transitions. Word has length 68 [2021-05-21 22:52:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:23,188 INFO L482 AbstractCegarLoop]: Abstraction has 830 states and 2000 transitions. [2021-05-21 22:52:23,188 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-05-21 22:52:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2000 transitions. [2021-05-21 22:52:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-05-21 22:52:23,192 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:23,193 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:23,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 22:52:23,194 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:23,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:23,194 INFO L82 PathProgramCache]: Analyzing trace with hash 965704270, now seen corresponding path program 1 times [2021-05-21 22:52:23,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:23,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827752510] [2021-05-21 22:52:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:23,390 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:23,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827752510] [2021-05-21 22:52:23,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827752510] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:23,390 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:23,390 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 22:52:23,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979231659] [2021-05-21 22:52:23,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 22:52:23,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:23,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 22:52:23,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-05-21 22:52:23,392 INFO L87 Difference]: Start difference. First operand 830 states and 2000 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:52:23,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:23,519 INFO L93 Difference]: Finished difference Result 680 states and 1579 transitions. [2021-05-21 22:52:23,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-21 22:52:23,520 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-05-21 22:52:23,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:23,522 INFO L225 Difference]: With dead ends: 680 [2021-05-21 22:52:23,522 INFO L226 Difference]: Without dead ends: 488 [2021-05-21 22:52:23,522 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 102.9ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-05-21 22:52:23,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-05-21 22:52:23,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 488. [2021-05-21 22:52:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 487 states have (on average 2.2340862422997945) internal successors, (1088), 487 states have internal predecessors, (1088), 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) [2021-05-21 22:52:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 1088 transitions. [2021-05-21 22:52:23,533 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 1088 transitions. Word has length 71 [2021-05-21 22:52:23,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:23,533 INFO L482 AbstractCegarLoop]: Abstraction has 488 states and 1088 transitions. [2021-05-21 22:52:23,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 22:52:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1088 transitions. [2021-05-21 22:52:23,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-05-21 22:52:23,534 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:23,534 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:23,535 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 22:52:23,535 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:23,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:23,535 INFO L82 PathProgramCache]: Analyzing trace with hash 449255750, now seen corresponding path program 1 times [2021-05-21 22:52:23,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:23,535 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727165445] [2021-05-21 22:52:23,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:23,644 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:23,644 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727165445] [2021-05-21 22:52:23,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727165445] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:23,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:23,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-21 22:52:23,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068720270] [2021-05-21 22:52:23,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-21 22:52:23,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:23,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-21 22:52:23,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-21 22:52:23,646 INFO L87 Difference]: Start difference. First operand 488 states and 1088 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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) [2021-05-21 22:52:23,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:23,738 INFO L93 Difference]: Finished difference Result 683 states and 1542 transitions. [2021-05-21 22:52:23,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-21 22:52:23,739 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-05-21 22:52:23,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:23,742 INFO L225 Difference]: With dead ends: 683 [2021-05-21 22:52:23,742 INFO L226 Difference]: Without dead ends: 383 [2021-05-21 22:52:23,743 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 84.7ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-05-21 22:52:23,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2021-05-21 22:52:23,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 383. [2021-05-21 22:52:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 2.115183246073298) internal successors, (808), 382 states have internal predecessors, (808), 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) [2021-05-21 22:52:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 808 transitions. [2021-05-21 22:52:23,752 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 808 transitions. Word has length 74 [2021-05-21 22:52:23,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:23,752 INFO L482 AbstractCegarLoop]: Abstraction has 383 states and 808 transitions. [2021-05-21 22:52:23,752 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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) [2021-05-21 22:52:23,753 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 808 transitions. [2021-05-21 22:52:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-05-21 22:52:23,753 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:23,754 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:23,754 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-21 22:52:23,754 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:23,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:23,755 INFO L82 PathProgramCache]: Analyzing trace with hash 422288986, now seen corresponding path program 2 times [2021-05-21 22:52:23,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:23,755 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907711048] [2021-05-21 22:52:23,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:52:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:52:23,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:52:23,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907711048] [2021-05-21 22:52:23,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907711048] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:52:23,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:52:23,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-05-21 22:52:23,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164365580] [2021-05-21 22:52:23,978 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-21 22:52:23,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:52:23,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-21 22:52:23,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-05-21 22:52:23,979 INFO L87 Difference]: Start difference. First operand 383 states and 808 transitions. Second operand has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 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) [2021-05-21 22:52:24,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:52:24,137 INFO L93 Difference]: Finished difference Result 533 states and 1151 transitions. [2021-05-21 22:52:24,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-21 22:52:24,138 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-05-21 22:52:24,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:52:24,139 INFO L225 Difference]: With dead ends: 533 [2021-05-21 22:52:24,139 INFO L226 Difference]: Without dead ends: 307 [2021-05-21 22:52:24,139 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 129.8ms TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2021-05-21 22:52:24,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2021-05-21 22:52:24,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 307. [2021-05-21 22:52:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 306 states have (on average 2.0392156862745097) internal successors, (624), 306 states have internal predecessors, (624), 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) [2021-05-21 22:52:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 624 transitions. [2021-05-21 22:52:24,178 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 624 transitions. Word has length 74 [2021-05-21 22:52:24,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:52:24,178 INFO L482 AbstractCegarLoop]: Abstraction has 307 states and 624 transitions. [2021-05-21 22:52:24,178 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.222222222222221) internal successors, (74), 9 states have internal predecessors, (74), 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) [2021-05-21 22:52:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 624 transitions. [2021-05-21 22:52:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-05-21 22:52:24,179 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:52:24,179 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:52:24,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-21 22:52:24,179 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:52:24,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:52:24,179 INFO L82 PathProgramCache]: Analyzing trace with hash 823983356, now seen corresponding path program 3 times [2021-05-21 22:52:24,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:52:24,180 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148102834] [2021-05-21 22:52:24,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:52:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:52:24,207 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:52:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-05-21 22:52:24,253 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-05-21 22:52:24,296 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-05-21 22:52:24,296 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-05-21 22:52:24,297 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-21 22:52:24,297 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was UNSAFE (1/2) [2021-05-21 22:52:24,300 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-05-21 22:52:24,300 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:52:24,300 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:52:24,301 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:52:24,301 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:52:24,301 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:52:24,301 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:52:24,301 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:52:24,301 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:52:24,305 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 98 places, 93 transitions, 196 flow [2021-05-21 22:52:24,368 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2592 states, 2588 states have (on average 2.786321483771252) internal successors, (7211), 2591 states have internal predecessors, (7211), 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) [2021-05-21 22:52:24,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 2592 states, 2588 states have (on average 2.786321483771252) internal successors, (7211), 2591 states have internal predecessors, (7211), 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) [2021-05-21 22:52:24,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-21 22:52:24,388 INFO L315 ceAbstractionStarter]: Result for error location InUseError was SAFE (2/2) [2021-05-21 22:52:24,388 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-05-21 22:52:24,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.05 10:52:24 BasicIcfg [2021-05-21 22:52:24,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-21 22:52:24,520 INFO L168 Benchmark]: Toolchain (without parser) took 5344.74 ms. Allocated memory was 360.7 MB in the beginning and 434.1 MB in the end (delta: 73.4 MB). Free memory was 322.0 MB in the beginning and 327.9 MB in the end (delta: -5.9 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,521 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory was 340.6 MB in the beginning and 340.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 22:52:24,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.87 ms. Allocated memory is still 360.7 MB. Free memory was 321.8 MB in the beginning and 319.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.10 ms. Allocated memory is still 360.7 MB. Free memory was 319.2 MB in the beginning and 317.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,522 INFO L168 Benchmark]: Boogie Preprocessor took 33.07 ms. Allocated memory is still 360.7 MB. Free memory was 317.2 MB in the beginning and 315.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,522 INFO L168 Benchmark]: RCFGBuilder took 1718.20 ms. Allocated memory is still 360.7 MB. Free memory was 315.1 MB in the beginning and 285.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 156.7 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,522 INFO L168 Benchmark]: TraceAbstraction took 3047.38 ms. Allocated memory was 360.7 MB in the beginning and 434.1 MB in the end (delta: 73.4 MB). Free memory was 285.2 MB in the beginning and 327.9 MB in the end (delta: -42.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.0 GB. [2021-05-21 22:52:24,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory was 340.6 MB in the beginning and 340.5 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 489.87 ms. Allocated memory is still 360.7 MB. Free memory was 321.8 MB in the beginning and 319.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.10 ms. Allocated memory is still 360.7 MB. Free memory was 319.2 MB in the beginning and 317.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 33.07 ms. Allocated memory is still 360.7 MB. Free memory was 317.2 MB in the beginning and 315.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1718.20 ms. Allocated memory is still 360.7 MB. Free memory was 315.1 MB in the beginning and 285.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 156.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3047.38 ms. Allocated memory was 360.7 MB in the beginning and 434.1 MB in the end (delta: 73.4 MB). Free memory was 285.2 MB in the beginning and 327.9 MB in the end (delta: -42.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L714] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L716] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L717] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L718] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L720] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L722] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L724] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L725] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L726] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L727] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L728] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L729] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L730] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0] [L731] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L732] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L733] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0] [L734] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L735] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L736] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L737] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L738] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L739] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L740] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L822] 0 pthread_t t241; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L823] FCALL, FORK 0 pthread_create(&t241, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L824] 0 pthread_t t242; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L825] FCALL, FORK 0 pthread_create(&t242, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L744] 1 z$w_buff1 = z$w_buff0 [L745] 1 z$w_buff0 = 1 [L746] 1 z$w_buff1_used = z$w_buff0_used [L747] 1 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L749] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L750] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L751] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L752] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L758] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L761] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L785] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L786] 2 z$flush_delayed = weak$$choice2 [L787] 2 z$mem_tmp = z [L788] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L788] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L789] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L789] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L790] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L790] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L791] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L791] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L792] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L792] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L793] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L794] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L794] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L795] 2 __unbuffered_p1_EBX = z [L796] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L796] 2 z = z$flush_delayed ? z$mem_tmp : z [L797] 2 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L764] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L764] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L765] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L765] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L766] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L766] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L767] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L767] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L768] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L768] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L771] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L800] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L800] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L800] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L800] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L801] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L801] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L802] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L802] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L803] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L803] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L804] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L804] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L807] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L827] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L831] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L831] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L831] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L831] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L832] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L832] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L833] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L833] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L834] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L834] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L835] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L835] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L838] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 114 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2728.3ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 37.8ms, AutomataDifference: 862.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 99.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 744 SDtfs, 729 SDslu, 2292 SDs, 0 SdLazy, 230 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 202.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 652.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2592occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 250.8ms AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 33.6ms SsaConstructionTime, 343.9ms SatisfiabilityAnalysisTime, 833.0ms InterpolantComputationTime, 529 NumberOfCodeBlocks, 529 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 448 ConstructedInterpolants, 0 QuantifiedInterpolants, 1338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 5 procedures, 114 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 87.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 19.5ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 66.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2592occurred 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...