/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 11:05:40,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 11:05:40,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 11:05:40,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 11:05:40,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 11:05:40,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 11:05:40,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 11:05:40,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 11:05:40,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 11:05:40,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 11:05:40,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 11:05:40,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 11:05:40,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 11:05:40,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 11:05:40,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 11:05:40,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 11:05:40,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 11:05:40,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 11:05:40,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 11:05:40,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 11:05:40,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 11:05:40,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 11:05:40,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 11:05:40,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 11:05:40,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 11:05:40,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 11:05:40,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 11:05:40,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 11:05:40,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2021-03-11 11:05:40,868 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 11:05:40,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 11:05:40,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 11:05:40,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 11:05:40,872 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 11:05:40,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 11:05:40,872 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 11:05:40,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 11:05:40,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 11:05:40,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 11:05:40,874 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 11:05:40,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 11:05:40,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 11:05:40,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 11:05:40,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 11:05:40,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 11:05:40,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 11:05:40,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 11:05:40,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 11:05:41,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 11:05:41,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 11:05:41,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 11:05:41,161 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 11:05:41,163 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 11:05:41,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i [2021-03-11 11:05:41,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598288a15/43d64ad314dc45539f9f0ee4e1f69f37/FLAG3407f2ef4 [2021-03-11 11:05:41,742 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 11:05:41,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i [2021-03-11 11:05:41,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598288a15/43d64ad314dc45539f9f0ee4e1f69f37/FLAG3407f2ef4 [2021-03-11 11:05:42,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598288a15/43d64ad314dc45539f9f0ee4e1f69f37 [2021-03-11 11:05:42,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 11:05:42,196 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 11:05:42,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 11:05:42,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 11:05:42,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 11:05:42,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef20b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42, skipping insertion in model container [2021-03-11 11:05:42,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 11:05:42,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 11:05:42,423 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i[949,962] [2021-03-11 11:05:42,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 11:05:42,656 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 11:05:42,665 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix029_tso.oepc.i[949,962] [2021-03-11 11:05:42,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 11:05:42,778 INFO L208 MainTranslator]: Completed translation [2021-03-11 11:05:42,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42 WrapperNode [2021-03-11 11:05:42,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 11:05:42,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 11:05:42,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 11:05:42,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 11:05:42,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 11:05:42,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 11:05:42,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 11:05:42,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 11:05:42,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... [2021-03-11 11:05:42,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 11:05:42,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 11:05:42,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 11:05:42,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 11:05:42,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 11:05:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 11:05:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 11:05:42,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 11:05:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 11:05:42,979 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 11:05:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 11:05:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 11:05:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 11:05:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-11 11:05:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-11 11:05:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-11 11:05:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-11 11:05:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 11:05:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 11:05:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 11:05:42,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 11:05:42,983 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 11:05:44,779 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 11:05:44,779 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-11 11:05:44,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 11:05:44 BoogieIcfgContainer [2021-03-11 11:05:44,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 11:05:44,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 11:05:44,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 11:05:44,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 11:05:44,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 11:05:42" (1/3) ... [2021-03-11 11:05:44,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da384d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 11:05:44, skipping insertion in model container [2021-03-11 11:05:44,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 11:05:42" (2/3) ... [2021-03-11 11:05:44,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da384d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 11:05:44, skipping insertion in model container [2021-03-11 11:05:44,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 11:05:44" (3/3) ... [2021-03-11 11:05:44,791 INFO L111 eAbstractionObserver]: Analyzing ICFG mix029_tso.oepc.i [2021-03-11 11:05:44,799 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 11:05:44,799 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 11:05:44,803 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-11 11:05:44,804 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 11:05:44,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,858 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,859 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,859 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,860 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,861 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,862 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,863 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,864 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,865 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,866 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,869 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,874 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,875 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,876 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,877 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,880 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,885 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,885 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,890 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,891 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,891 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,894 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,895 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,895 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,895 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,896 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,897 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,898 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,898 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,901 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,907 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,907 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,908 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,908 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,908 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,908 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,909 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,910 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,911 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 11:05:44,912 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 11:05:44,926 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-11 11:05:44,950 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 11:05:44,951 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 11:05:44,951 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 11:05:44,951 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 11:05:44,951 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 11:05:44,951 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 11:05:44,951 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 11:05:44,951 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 11:05:44,965 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 11:05:44,983 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 117 transitions, 254 flow [2021-03-11 11:05:44,985 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 117 transitions, 254 flow [2021-03-11 11:05:44,987 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-03-11 11:05:45,021 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-11 11:05:45,021 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 11:05:45,024 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-03-11 11:05:45,027 INFO L116 LiptonReduction]: Number of co-enabled transitions 2774 [2021-03-11 11:05:45,841 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-11 11:05:46,334 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-03-11 11:05:46,481 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-11 11:05:49,911 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-11 11:05:50,241 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-11 11:05:50,392 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-11 11:05:50,698 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-11 11:05:50,849 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-11 11:05:50,854 INFO L131 LiptonReduction]: Checked pairs total: 8642 [2021-03-11 11:05:50,855 INFO L133 LiptonReduction]: Total number of compositions: 92 [2021-03-11 11:05:50,861 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 36 transitions, 92 flow [2021-03-11 11:05:51,210 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5774 states, 5770 states have (on average 4.203119584055459) internal successors, (24252), 5773 states have internal predecessors, (24252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 5774 states, 5770 states have (on average 4.203119584055459) internal successors, (24252), 5773 states have internal predecessors, (24252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-03-11 11:05:51,236 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:51,237 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-03-11 11:05:51,237 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:51,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:51,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1209357, now seen corresponding path program 1 times [2021-03-11 11:05:51,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:51,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470934674] [2021-03-11 11:05:51,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:51,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:51,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:51,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470934674] [2021-03-11 11:05:51,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:51,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 11:05:51,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384315842] [2021-03-11 11:05:51,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 11:05:51,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:51,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 11:05:51,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 11:05:51,489 INFO L87 Difference]: Start difference. First operand has 5774 states, 5770 states have (on average 4.203119584055459) internal successors, (24252), 5773 states have internal predecessors, (24252), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:51,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:51,636 INFO L93 Difference]: Finished difference Result 4812 states and 19300 transitions. [2021-03-11 11:05:51,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 11:05:51,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2021-03-11 11:05:51,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:51,690 INFO L225 Difference]: With dead ends: 4812 [2021-03-11 11:05:51,690 INFO L226 Difference]: Without dead ends: 4062 [2021-03-11 11:05:51,691 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 11:05:51,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2021-03-11 11:05:51,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 4062. [2021-03-11 11:05:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4062 states, 4061 states have (on average 3.9706968726914553) internal successors, (16125), 4061 states have internal predecessors, (16125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 4062 states and 16125 transitions. [2021-03-11 11:05:51,953 INFO L78 Accepts]: Start accepts. Automaton has 4062 states and 16125 transitions. Word has length 3 [2021-03-11 11:05:51,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:51,954 INFO L480 AbstractCegarLoop]: Abstraction has 4062 states and 16125 transitions. [2021-03-11 11:05:51,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 4062 states and 16125 transitions. [2021-03-11 11:05:51,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-03-11 11:05:51,961 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:51,961 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:51,962 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 11:05:51,962 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:51,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:51,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1045988754, now seen corresponding path program 1 times [2021-03-11 11:05:51,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:51,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579692032] [2021-03-11 11:05:51,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:52,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:52,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:52,072 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:52,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:52,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579692032] [2021-03-11 11:05:52,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:52,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 11:05:52,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822820987] [2021-03-11 11:05:52,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 11:05:52,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:52,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 11:05:52,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 11:05:52,079 INFO L87 Difference]: Start difference. First operand 4062 states and 16125 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:52,153 INFO L93 Difference]: Finished difference Result 4712 states and 18140 transitions. [2021-03-11 11:05:52,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:52,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-03-11 11:05:52,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:52,188 INFO L225 Difference]: With dead ends: 4712 [2021-03-11 11:05:52,188 INFO L226 Difference]: Without dead ends: 3962 [2021-03-11 11:05:52,189 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:52,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3962 states. [2021-03-11 11:05:52,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3962 to 3962. [2021-03-11 11:05:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3962 states, 3961 states have (on average 3.9548093915677858) internal successors, (15665), 3961 states have internal predecessors, (15665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3962 states and 15665 transitions. [2021-03-11 11:05:52,325 INFO L78 Accepts]: Start accepts. Automaton has 3962 states and 15665 transitions. Word has length 12 [2021-03-11 11:05:52,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:52,326 INFO L480 AbstractCegarLoop]: Abstraction has 3962 states and 15665 transitions. [2021-03-11 11:05:52,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 15665 transitions. [2021-03-11 11:05:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-03-11 11:05:52,332 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:52,332 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:52,332 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 11:05:52,332 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:52,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:52,332 INFO L82 PathProgramCache]: Analyzing trace with hash -1934129306, now seen corresponding path program 1 times [2021-03-11 11:05:52,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:52,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245928256] [2021-03-11 11:05:52,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:52,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:52,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:52,447 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:52,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:52,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245928256] [2021-03-11 11:05:52,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:52,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 11:05:52,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530328831] [2021-03-11 11:05:52,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 11:05:52,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:52,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 11:05:52,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 11:05:52,452 INFO L87 Difference]: Start difference. First operand 3962 states and 15665 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:52,511 INFO L93 Difference]: Finished difference Result 4262 states and 16370 transitions. [2021-03-11 11:05:52,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:52,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2021-03-11 11:05:52,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:52,535 INFO L225 Difference]: With dead ends: 4262 [2021-03-11 11:05:52,535 INFO L226 Difference]: Without dead ends: 3562 [2021-03-11 11:05:52,536 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:52,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3562 states. [2021-03-11 11:05:52,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3562 to 3562. [2021-03-11 11:05:52,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3562 states, 3561 states have (on average 3.9104184217916313) internal successors, (13925), 3561 states have internal predecessors, (13925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3562 states and 13925 transitions. [2021-03-11 11:05:52,703 INFO L78 Accepts]: Start accepts. Automaton has 3562 states and 13925 transitions. Word has length 13 [2021-03-11 11:05:52,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:52,703 INFO L480 AbstractCegarLoop]: Abstraction has 3562 states and 13925 transitions. [2021-03-11 11:05:52,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3562 states and 13925 transitions. [2021-03-11 11:05:52,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-03-11 11:05:52,706 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:52,706 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:52,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 11:05:52,707 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:52,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:52,707 INFO L82 PathProgramCache]: Analyzing trace with hash 171450984, now seen corresponding path program 1 times [2021-03-11 11:05:52,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:52,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084356516] [2021-03-11 11:05:52,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:52,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:52,780 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:52,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:52,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:52,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084356516] [2021-03-11 11:05:52,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:52,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 11:05:52,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893296832] [2021-03-11 11:05:52,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 11:05:52,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:52,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 11:05:52,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 11:05:52,785 INFO L87 Difference]: Start difference. First operand 3562 states and 13925 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:52,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:52,907 INFO L93 Difference]: Finished difference Result 3982 states and 15176 transitions. [2021-03-11 11:05:52,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:52,908 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-03-11 11:05:52,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:52,949 INFO L225 Difference]: With dead ends: 3982 [2021-03-11 11:05:52,950 INFO L226 Difference]: Without dead ends: 3482 [2021-03-11 11:05:52,950 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:52,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3482 states. [2021-03-11 11:05:53,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3482 to 3482. [2021-03-11 11:05:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 3481 states have (on average 3.895719620798621) internal successors, (13561), 3481 states have internal predecessors, (13561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 13561 transitions. [2021-03-11 11:05:53,056 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 13561 transitions. Word has length 14 [2021-03-11 11:05:53,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:53,056 INFO L480 AbstractCegarLoop]: Abstraction has 3482 states and 13561 transitions. [2021-03-11 11:05:53,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 13561 transitions. [2021-03-11 11:05:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-03-11 11:05:53,059 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:53,059 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:53,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 11:05:53,060 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:53,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:53,060 INFO L82 PathProgramCache]: Analyzing trace with hash 918780609, now seen corresponding path program 1 times [2021-03-11 11:05:53,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:53,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026167193] [2021-03-11 11:05:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:53,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,136 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-11 11:05:53,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 11:05:53,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:53,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026167193] [2021-03-11 11:05:53,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:53,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 11:05:53,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118982554] [2021-03-11 11:05:53,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 11:05:53,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:53,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 11:05:53,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 11:05:53,146 INFO L87 Difference]: Start difference. First operand 3482 states and 13561 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:53,206 INFO L93 Difference]: Finished difference Result 3256 states and 11426 transitions. [2021-03-11 11:05:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:53,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 15 [2021-03-11 11:05:53,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:53,228 INFO L225 Difference]: With dead ends: 3256 [2021-03-11 11:05:53,228 INFO L226 Difference]: Without dead ends: 2506 [2021-03-11 11:05:53,229 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:53,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2021-03-11 11:05:53,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2506. [2021-03-11 11:05:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 2505 states have (on average 3.4654690618762474) internal successors, (8681), 2505 states have internal predecessors, (8681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 8681 transitions. [2021-03-11 11:05:53,296 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 8681 transitions. Word has length 15 [2021-03-11 11:05:53,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:53,297 INFO L480 AbstractCegarLoop]: Abstraction has 2506 states and 8681 transitions. [2021-03-11 11:05:53,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 8681 transitions. [2021-03-11 11:05:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-03-11 11:05:53,300 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:53,300 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:53,300 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 11:05:53,300 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:53,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:53,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1508471893, now seen corresponding path program 1 times [2021-03-11 11:05:53,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:53,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653169294] [2021-03-11 11:05:53,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:53,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,383 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-11 11:05:53,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 11:05:53,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:53,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653169294] [2021-03-11 11:05:53,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:53,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 11:05:53,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495080193] [2021-03-11 11:05:53,391 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 11:05:53,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:53,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 11:05:53,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:53,392 INFO L87 Difference]: Start difference. First operand 2506 states and 8681 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:53,442 INFO L93 Difference]: Finished difference Result 1940 states and 6146 transitions. [2021-03-11 11:05:53,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 11:05:53,443 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 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 18 [2021-03-11 11:05:53,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:53,447 INFO L225 Difference]: With dead ends: 1940 [2021-03-11 11:05:53,447 INFO L226 Difference]: Without dead ends: 1510 [2021-03-11 11:05:53,448 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.3ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 11:05:53,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1510 states. [2021-03-11 11:05:53,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1510 to 1510. [2021-03-11 11:05:53,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1510 states, 1509 states have (on average 3.112657388999337) internal successors, (4697), 1509 states have internal predecessors, (4697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1510 states and 4697 transitions. [2021-03-11 11:05:53,481 INFO L78 Accepts]: Start accepts. Automaton has 1510 states and 4697 transitions. Word has length 18 [2021-03-11 11:05:53,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:53,481 INFO L480 AbstractCegarLoop]: Abstraction has 1510 states and 4697 transitions. [2021-03-11 11:05:53,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 4697 transitions. [2021-03-11 11:05:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-03-11 11:05:53,484 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:53,484 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 11:05:53,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 11:05:53,485 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:53,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:53,485 INFO L82 PathProgramCache]: Analyzing trace with hash -264923869, now seen corresponding path program 1 times [2021-03-11 11:05:53,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:53,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148058509] [2021-03-11 11:05:53,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:53,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,564 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-11 11:05:53,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 11:05:53,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:53,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:53,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148058509] [2021-03-11 11:05:53,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:53,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 11:05:53,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498386822] [2021-03-11 11:05:53,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 11:05:53,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:53,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 11:05:53,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 11:05:53,578 INFO L87 Difference]: Start difference. First operand 1510 states and 4697 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:53,636 INFO L93 Difference]: Finished difference Result 1256 states and 3898 transitions. [2021-03-11 11:05:53,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 11:05:53,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 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 21 [2021-03-11 11:05:53,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:53,640 INFO L225 Difference]: With dead ends: 1256 [2021-03-11 11:05:53,640 INFO L226 Difference]: Without dead ends: 1130 [2021-03-11 11:05:53,641 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.9ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-11 11:05:53,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1130 states. [2021-03-11 11:05:53,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1130 to 1130. [2021-03-11 11:05:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1130 states, 1129 states have (on average 3.150575730735164) internal successors, (3557), 1129 states have internal predecessors, (3557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 3557 transitions. [2021-03-11 11:05:53,664 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 3557 transitions. Word has length 21 [2021-03-11 11:05:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:53,664 INFO L480 AbstractCegarLoop]: Abstraction has 1130 states and 3557 transitions. [2021-03-11 11:05:53,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 3557 transitions. [2021-03-11 11:05:53,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-03-11 11:05:53,667 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:53,667 INFO L519 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] [2021-03-11 11:05:53,667 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 11:05:53,667 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:53,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:53,668 INFO L82 PathProgramCache]: Analyzing trace with hash -229317959, now seen corresponding path program 1 times [2021-03-11 11:05:53,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:53,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123069151] [2021-03-11 11:05:53,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:53,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:53,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:53,759 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:53,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:53,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123069151] [2021-03-11 11:05:53,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:53,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 11:05:53,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396282446] [2021-03-11 11:05:53,764 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 11:05:53,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:53,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 11:05:53,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 11:05:53,765 INFO L87 Difference]: Start difference. First operand 1130 states and 3557 transitions. Second operand has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:53,796 INFO L93 Difference]: Finished difference Result 1662 states and 5132 transitions. [2021-03-11 11:05:53,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:53,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-03-11 11:05:53,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:53,800 INFO L225 Difference]: With dead ends: 1662 [2021-03-11 11:05:53,800 INFO L226 Difference]: Without dead ends: 1134 [2021-03-11 11:05:53,802 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:53,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1134 states. [2021-03-11 11:05:53,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1134 to 1128. [2021-03-11 11:05:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1128 states, 1127 states have (on average 3.0088731144631766) internal successors, (3391), 1127 states have internal predecessors, (3391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 3391 transitions. [2021-03-11 11:05:53,825 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 3391 transitions. Word has length 25 [2021-03-11 11:05:53,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:53,826 INFO L480 AbstractCegarLoop]: Abstraction has 1128 states and 3391 transitions. [2021-03-11 11:05:53,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3391 transitions. [2021-03-11 11:05:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-03-11 11:05:53,829 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:53,829 INFO L519 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] [2021-03-11 11:05:53,829 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 11:05:53,829 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:53,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:53,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1473024744, now seen corresponding path program 1 times [2021-03-11 11:05:53,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:53,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648923448] [2021-03-11 11:05:53,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:53,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:53,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:53,979 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-11 11:05:53,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 11:05:53,993 INFO L142 QuantifierPusher]: treesize reduction 17, result has 70.2 percent of original size [2021-03-11 11:05:53,995 INFO L147 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size 31 [2021-03-11 11:05:54,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,020 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:54,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:54,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648923448] [2021-03-11 11:05:54,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:54,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 11:05:54,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591258770] [2021-03-11 11:05:54,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 11:05:54,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:54,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 11:05:54,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-11 11:05:54,029 INFO L87 Difference]: Start difference. First operand 1128 states and 3391 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:54,218 INFO L93 Difference]: Finished difference Result 2011 states and 5857 transitions. [2021-03-11 11:05:54,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 11:05:54,218 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 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 25 [2021-03-11 11:05:54,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:54,222 INFO L225 Difference]: With dead ends: 2011 [2021-03-11 11:05:54,222 INFO L226 Difference]: Without dead ends: 1753 [2021-03-11 11:05:54,223 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 50.5ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-11 11:05:54,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2021-03-11 11:05:54,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1427. [2021-03-11 11:05:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1426 states have (on average 2.9684431977559607) internal successors, (4233), 1426 states have internal predecessors, (4233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 4233 transitions. [2021-03-11 11:05:54,259 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 4233 transitions. Word has length 25 [2021-03-11 11:05:54,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:54,260 INFO L480 AbstractCegarLoop]: Abstraction has 1427 states and 4233 transitions. [2021-03-11 11:05:54,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 4233 transitions. [2021-03-11 11:05:54,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-03-11 11:05:54,263 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:54,263 INFO L519 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] [2021-03-11 11:05:54,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 11:05:54,263 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:54,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:54,264 INFO L82 PathProgramCache]: Analyzing trace with hash 45144856, now seen corresponding path program 2 times [2021-03-11 11:05:54,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:54,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473680221] [2021-03-11 11:05:54,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:54,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,392 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-11 11:05:54,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 11:05:54,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:54,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473680221] [2021-03-11 11:05:54,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:54,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 11:05:54,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814576264] [2021-03-11 11:05:54,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 11:05:54,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:54,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 11:05:54,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-11 11:05:54,403 INFO L87 Difference]: Start difference. First operand 1427 states and 4233 transitions. Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:54,463 INFO L93 Difference]: Finished difference Result 1383 states and 4141 transitions. [2021-03-11 11:05:54,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 11:05:54,464 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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 25 [2021-03-11 11:05:54,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:54,467 INFO L225 Difference]: With dead ends: 1383 [2021-03-11 11:05:54,467 INFO L226 Difference]: Without dead ends: 962 [2021-03-11 11:05:54,467 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 30.0ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-11 11:05:54,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-03-11 11:05:54,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 962. [2021-03-11 11:05:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 961 states have (on average 3.0) internal successors, (2883), 961 states have internal predecessors, (2883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 2883 transitions. [2021-03-11 11:05:54,485 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 2883 transitions. Word has length 25 [2021-03-11 11:05:54,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:54,485 INFO L480 AbstractCegarLoop]: Abstraction has 962 states and 2883 transitions. [2021-03-11 11:05:54,485 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,485 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2883 transitions. [2021-03-11 11:05:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-03-11 11:05:54,488 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:54,488 INFO L519 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] [2021-03-11 11:05:54,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 11:05:54,489 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:54,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:54,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1937947950, now seen corresponding path program 1 times [2021-03-11 11:05:54,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:54,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428578780] [2021-03-11 11:05:54,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:54,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:54,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,583 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-11 11:05:54,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 11:05:54,597 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:54,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:54,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428578780] [2021-03-11 11:05:54,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:54,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 11:05:54,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842010827] [2021-03-11 11:05:54,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 11:05:54,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:54,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 11:05:54,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-11 11:05:54,604 INFO L87 Difference]: Start difference. First operand 962 states and 2883 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:54,692 INFO L93 Difference]: Finished difference Result 1696 states and 5050 transitions. [2021-03-11 11:05:54,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 11:05:54,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 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 29 [2021-03-11 11:05:54,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:54,694 INFO L225 Difference]: With dead ends: 1696 [2021-03-11 11:05:54,694 INFO L226 Difference]: Without dead ends: 468 [2021-03-11 11:05:54,694 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 60.0ms TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-03-11 11:05:54,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-03-11 11:05:54,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 396. [2021-03-11 11:05:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 396 states, 395 states have (on average 2.7822784810126584) internal successors, (1099), 395 states have internal predecessors, (1099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 1099 transitions. [2021-03-11 11:05:54,702 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 1099 transitions. Word has length 29 [2021-03-11 11:05:54,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:54,702 INFO L480 AbstractCegarLoop]: Abstraction has 396 states and 1099 transitions. [2021-03-11 11:05:54,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 6 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,702 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1099 transitions. [2021-03-11 11:05:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-03-11 11:05:54,705 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:54,705 INFO L519 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] [2021-03-11 11:05:54,705 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-11 11:05:54,705 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:54,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:54,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1192907848, now seen corresponding path program 2 times [2021-03-11 11:05:54,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:54,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359999613] [2021-03-11 11:05:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:54,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 11:05:54,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:54,762 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-11 11:05:54,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 11:05:54,773 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:54,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:54,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359999613] [2021-03-11 11:05:54,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:54,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 11:05:54,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764774148] [2021-03-11 11:05:54,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 11:05:54,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:54,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 11:05:54,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 11:05:54,779 INFO L87 Difference]: Start difference. First operand 396 states and 1099 transitions. Second operand has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:54,808 INFO L93 Difference]: Finished difference Result 552 states and 1529 transitions. [2021-03-11 11:05:54,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 11:05:54,809 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-03-11 11:05:54,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:54,810 INFO L225 Difference]: With dead ends: 552 [2021-03-11 11:05:54,810 INFO L226 Difference]: Without dead ends: 344 [2021-03-11 11:05:54,810 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 19.6ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-11 11:05:54,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-03-11 11:05:54,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2021-03-11 11:05:54,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 343 states have (on average 2.737609329446064) internal successors, (939), 343 states have internal predecessors, (939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 939 transitions. [2021-03-11 11:05:54,816 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 939 transitions. Word has length 29 [2021-03-11 11:05:54,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:54,816 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 939 transitions. [2021-03-11 11:05:54,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 939 transitions. [2021-03-11 11:05:54,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-03-11 11:05:54,818 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:54,818 INFO L519 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] [2021-03-11 11:05:54,818 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-11 11:05:54,818 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:54,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:54,819 INFO L82 PathProgramCache]: Analyzing trace with hash 2110722826, now seen corresponding path program 3 times [2021-03-11 11:05:54,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:54,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525713693] [2021-03-11 11:05:54,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 11:05:54,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:54,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 11:05:54,958 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-03-11 11:05:54,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 11:05:54,975 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-03-11 11:05:54,976 INFO L147 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size 35 [2021-03-11 11:05:55,009 INFO L142 QuantifierPusher]: treesize reduction 37, result has 46.4 percent of original size [2021-03-11 11:05:55,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-11 11:05:55,037 INFO L142 QuantifierPusher]: treesize reduction 17, result has 70.2 percent of original size [2021-03-11 11:05:55,041 INFO L147 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size 31 [2021-03-11 11:05:55,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 11:05:55,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 11:05:55,069 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-11 11:05:55,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 11:05:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 11:05:55,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525713693] [2021-03-11 11:05:55,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 11:05:55,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-11 11:05:55,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594209162] [2021-03-11 11:05:55,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-11 11:05:55,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 11:05:55,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-11 11:05:55,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-11 11:05:55,077 INFO L87 Difference]: Start difference. First operand 344 states and 939 transitions. Second operand has 9 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:55,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 11:05:55,263 INFO L93 Difference]: Finished difference Result 395 states and 1058 transitions. [2021-03-11 11:05:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 11:05:55,264 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 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 29 [2021-03-11 11:05:55,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 11:05:55,265 INFO L225 Difference]: With dead ends: 395 [2021-03-11 11:05:55,265 INFO L226 Difference]: Without dead ends: 182 [2021-03-11 11:05:55,265 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 157.2ms TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-03-11 11:05:55,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-03-11 11:05:55,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-03-11 11:05:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.3480662983425415) internal successors, (425), 181 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 425 transitions. [2021-03-11 11:05:55,268 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 425 transitions. Word has length 29 [2021-03-11 11:05:55,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 11:05:55,269 INFO L480 AbstractCegarLoop]: Abstraction has 182 states and 425 transitions. [2021-03-11 11:05:55,269 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 11:05:55,269 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 425 transitions. [2021-03-11 11:05:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-03-11 11:05:55,269 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 11:05:55,270 INFO L519 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] [2021-03-11 11:05:55,270 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-11 11:05:55,270 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 11:05:55,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 11:05:55,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1669701156, now seen corresponding path program 4 times [2021-03-11 11:05:55,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 11:05:55,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567756592] [2021-03-11 11:05:55,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 11:05:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 11:05:55,380 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 11:05:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-11 11:05:55,429 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-11 11:05:55,473 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-11 11:05:55,473 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-11 11:05:55,473 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-11 11:05:55,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 11:05:55 BasicIcfg [2021-03-11 11:05:55,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 11:05:55,593 INFO L168 Benchmark]: Toolchain (without parser) took 13400.54 ms. Allocated memory was 358.6 MB in the beginning and 759.2 MB in the end (delta: 400.6 MB). Free memory was 321.5 MB in the beginning and 632.7 MB in the end (delta: -311.2 MB). Peak memory consumption was 90.7 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,594 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 358.6 MB. Free memory was 339.9 MB in the beginning and 339.8 MB in the end (delta: 79.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 11:05:55,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.27 ms. Allocated memory is still 358.6 MB. Free memory was 320.9 MB in the beginning and 316.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.09 ms. Allocated memory is still 358.6 MB. Free memory was 316.5 MB in the beginning and 313.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,596 INFO L168 Benchmark]: Boogie Preprocessor took 54.20 ms. Allocated memory is still 358.6 MB. Free memory was 313.4 MB in the beginning and 311.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,598 INFO L168 Benchmark]: RCFGBuilder took 1889.82 ms. Allocated memory is still 358.6 MB. Free memory was 311.3 MB in the beginning and 239.5 MB in the end (delta: 71.8 MB). Peak memory consumption was 156.8 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,603 INFO L168 Benchmark]: TraceAbstraction took 10807.79 ms. Allocated memory was 358.6 MB in the beginning and 759.2 MB in the end (delta: 400.6 MB). Free memory was 238.4 MB in the beginning and 632.7 MB in the end (delta: -394.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. [2021-03-11 11:05:55,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 358.6 MB. Free memory was 339.9 MB in the beginning and 339.8 MB in the end (delta: 79.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 579.27 ms. Allocated memory is still 358.6 MB. Free memory was 320.9 MB in the beginning and 316.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 57.09 ms. Allocated memory is still 358.6 MB. Free memory was 316.5 MB in the beginning and 313.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 54.20 ms. Allocated memory is still 358.6 MB. Free memory was 313.4 MB in the beginning and 311.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1889.82 ms. Allocated memory is still 358.6 MB. Free memory was 311.3 MB in the beginning and 239.5 MB in the end (delta: 71.8 MB). Peak memory consumption was 156.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10807.79 ms. Allocated memory was 358.6 MB in the beginning and 759.2 MB in the end (delta: 400.6 MB). Free memory was 238.4 MB in the beginning and 632.7 MB in the end (delta: -394.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5869.5ms, 128 PlacesBefore, 48 PlacesAfterwards, 117 TransitionsBefore, 36 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 7 FixpointIterations, 40 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 92 TotalNumberOfCompositions, 8642 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3957, positive: 3725, positive conditional: 0, positive unconditional: 3725, negative: 232, negative conditional: 0, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1957, positive: 1884, positive conditional: 0, positive unconditional: 1884, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1957, positive: 1844, positive conditional: 0, positive unconditional: 1844, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 949, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 835, negative conditional: 0, negative unconditional: 835, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3957, positive: 1841, positive conditional: 0, positive unconditional: 1841, negative: 159, negative conditional: 0, negative unconditional: 159, unknown: 1957, unknown conditional: 0, unknown unconditional: 1957] , Statistics on independence cache: Total cache size (in pairs): 306, Positive cache size: 274, Positive conditional cache size: 0, Positive unconditional cache size: 274, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L719] 0 _Bool a$flush_delayed; [L720] 0 int a$mem_tmp; [L721] 0 _Bool a$r_buff0_thd0; [L722] 0 _Bool a$r_buff0_thd1; [L723] 0 _Bool a$r_buff0_thd2; [L724] 0 _Bool a$r_buff0_thd3; [L725] 0 _Bool a$r_buff0_thd4; [L726] 0 _Bool a$r_buff1_thd0; [L727] 0 _Bool a$r_buff1_thd1; [L728] 0 _Bool a$r_buff1_thd2; [L729] 0 _Bool a$r_buff1_thd3; [L730] 0 _Bool a$r_buff1_thd4; [L731] 0 _Bool a$read_delayed; [L732] 0 int *a$read_delayed_var; [L733] 0 int a$w_buff0; [L734] 0 _Bool a$w_buff0_used; [L735] 0 int a$w_buff1; [L736] 0 _Bool a$w_buff1_used; [L737] 0 _Bool main$tmp_guard0; [L738] 0 _Bool main$tmp_guard1; [L740] 0 int x = 0; [L742] 0 int y = 0; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice2; [L864] 0 pthread_t t793; [L865] FCALL, FORK 0 pthread_create(&t793, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L866] 0 pthread_t t794; [L867] FCALL, FORK 0 pthread_create(&t794, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L868] 0 pthread_t t795; [L869] FCALL, FORK 0 pthread_create(&t795, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, 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] [L870] 0 pthread_t t796; [L871] FCALL, FORK 0 pthread_create(&t796, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L750] 1 a$w_buff1 = a$w_buff0 [L751] 1 a$w_buff0 = 1 [L752] 1 a$w_buff1_used = a$w_buff0_used [L753] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L755] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L756] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L757] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L758] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L759] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L760] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L763] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L780] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L783] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L786] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L786] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L787] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L787] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L788] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L789] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L790] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L800] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0] [L803] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=1] [L820] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=2] [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L806] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L807] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L807] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L808] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L809] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L810] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L815] 3 return 0; [L793] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L795] 2 return 0; [L823] 4 __unbuffered_p3_EAX = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=2] [L826] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L827] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L828] 4 a$flush_delayed = weak$$choice2 [L829] 4 a$mem_tmp = a [L830] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L830] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L831] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L832] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L833] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L834] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L835] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L836] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] 4 __unbuffered_p3_EBX = a [L838] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L838] 4 a = a$flush_delayed ? a$mem_tmp : a [L839] 4 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, z=2] [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L843] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L844] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L845] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L846] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 4 return 0; [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L766] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L775] 1 return 0; [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L878] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L879] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L880] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L881] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10525.4ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 65.0ms, AutomataDifference: 1401.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6258.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 588 SDtfs, 693 SDslu, 1256 SDs, 0 SdLazy, 391 SolverSat, 81 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 439.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 423.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=5774occurred in iteration=0, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 877.6ms AutomataMinimizationTime, 13 MinimizatonAttempts, 404 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 48.9ms SsaConstructionTime, 663.5ms SatisfiabilityAnalysisTime, 883.1ms InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 1174 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...